SettingsImage processing
Abel transform
In mathematics, the Abel transform, named for Niels Henrik Abel, is an integral transform often used in the analysis of spherically symmetric or axially symmetric functions.
In mathematics, the Abel transform, named for Niels Henrik Abel, is an integral transform often used in the analysis of spherically symmetric or axially symmetric functions.
ActionShot
ActionShot is a method of capturing an object in action and displaying it in a single image with multiple sequential appearances of the object.
ActionShot is a method of capturing an object in action and displaying it in a single image with multiple sequential appearances of the object.
Adaptive Binary Optimization
Adaptive Binary Optimization, (ABO), is a supposed lossless image compression algorithm by MatrixView Ltd. It uses a patented method to compress the high correlation found in digital con...
Adaptive Binary Optimization, (ABO), is a supposed lossless image compression algorithm by MatrixView Ltd. It uses a patented method to compress the high correlation found in digital con...
Adaptive histogram equalization
Adaptive histogram equalization (AHE) is a computer image processing technique used to improve contrast in images.
Adaptive histogram equalization (AHE) is a computer image processing technique used to improve contrast in images.
Affine shape adaptation
Affine shape adaptation is a methodology for iteratively adapting the shape of the smoothing kernels in an affine group of smoothing kernels to the local image structure in neighbourhood region ...
Affine shape adaptation is a methodology for iteratively adapting the shape of the smoothing kernels in an affine group of smoothing kernels to the local image structure in neighbourhood region ...
Aguru Images
Aguru Images, Inc. is a leader in high performance shape and material property measurement.
Aguru Images, Inc. is a leader in high performance shape and material property measurement.
AIR (program)
AIR (Automated Image Registration) is a program suite for volume-based image registration constructed by Roger P. Woods from UCLA School of Medicine.
AIR (Automated Image Registration) is a program suite for volume-based image registration constructed by Roger P. Woods from UCLA School of Medicine.
Alpha to coverage
Alpha to coverage is a multisampling computer graphics technique useful for situations where dense foliage or grass must be rendered in a video game.
Alpha to coverage is a multisampling computer graphics technique useful for situations where dense foliage or grass must be rendered in a video game.
Analog image processing
In electrical engineering and computer science, analog image processing is any image processing task conducted on two-dimensional analog signals by analog means (as opposed to digital image proc...
In electrical engineering and computer science, analog image processing is any image processing task conducted on two-dimensional analog signals by analog means (as opposed to digital image proc...
Angle of view
In photography, angle of view describes the angular extent of a given scene that is imaged by a camera.
In photography, angle of view describes the angular extent of a given scene that is imaged by a camera.
ANIMAL (image processing)
ANIMAL (first implementation: 1988 - revised: 2004) is an interactive environment for Image processing that is oriented toward the rapid prototyping, testing, and modification of algorithms.
ANIMAL (first implementation: 1988 - revised: 2004) is an interactive environment for Image processing that is oriented toward the rapid prototyping, testing, and modification of algorithms.
Anisotropic diffusion
In image processing and computer vision, anisotropic diffusion, also called Perona–Malik diffusion, is a technique aiming at reducing image noise without removing significant parts of the ...
In image processing and computer vision, anisotropic diffusion, also called Perona–Malik diffusion, is a technique aiming at reducing image noise without removing significant parts of the ...
Audio-visual speech recognition
Audio visual speech recognition (AVSR) is a technique that uses image processing capabilities in lip reading to aid speech recognition systems in recognizing undeterministic phones or giving pre...
Audio visual speech recognition (AVSR) is a technique that uses image processing capabilities in lip reading to aid speech recognition systems in recognizing undeterministic phones or giving pre...
Avizo (software)
Avizo is a general-purpose commercial software application for scientific and industrial data visualization and analysis.
Avizo is a general-purpose commercial software application for scientific and industrial data visualization and analysis.
Balanced histogram thresholding
In image processing, the balanced histogram thresholding method (BHT), is a very simple method used for automatic image thresholding.
In image processing, the balanced histogram thresholding method (BHT), is a very simple method used for automatic image thresholding.
Bartlane cable picture transmission system
Bartlane cable picture transmission system was a technique invented in 1920 to transmit images over cable lines.
Bartlane cable picture transmission system was a technique invented in 1920 to transmit images over cable lines.
BHIE
BHIE is an acronym for Bidirectional Health Information Exchange, a series of communications protocols developed by the Department of Veterans Affairs.
BHIE is an acronym for Bidirectional Health Information Exchange, a series of communications protocols developed by the Department of Veterans Affairs.
Bicoherence
In mathematics, in the area of statistical analysis, bicoherence is a squared normalised version of the bispectrum.
In mathematics, in the area of statistical analysis, bicoherence is a squared normalised version of the bispectrum.
Bicubic interpolation
In mathematics, bicubic interpolation is an extension of cubic interpolation for interpolating data points on a two dimensional regular grid.
In mathematics, bicubic interpolation is an extension of cubic interpolation for interpolating data points on a two dimensional regular grid.
Bispectrum
In mathematics, in the area of statistical analysis, the bispectrum is a statistic used to search for nonlinear interactions.
In mathematics, in the area of statistical analysis, the bispectrum is a statistic used to search for nonlinear interactions.
Black balance
Bryce is a white balance compared to steve who is a black balance to true white to the CCDs, video cameras also have a function known as black balance.
Bryce is a white balance compared to steve who is a black balance to true white to the CCDs, video cameras also have a function known as black balance.
Blend modes
Blend modes in digital image editing are used to determine how two Layers are blended into each other.
Blend modes in digital image editing are used to determine how two Layers are blended into each other.
Blob detection
In the area of computer vision, blob detection refers to visual modules that are aimed at detecting points and/or regions in the image that are either brighter or darker than the surrounding.
In the area of computer vision, blob detection refers to visual modules that are aimed at detecting points and/or regions in the image that are either brighter or darker than the surrounding.
Block Truncation Coding
Block Truncation Coding, or BTC, is a type of lossy image compression technique for greyscale images.
Block Truncation Coding, or BTC, is a type of lossy image compression technique for greyscale images.
Boundary vector field
The boundary vector field (BVF) is an external force for parametric active contours (i.e.
The boundary vector field (BVF) is an external force for parametric active contours (i.e.
Box blur
A box blur is an image filter in which each pixel in the resulting image has a value equal to the average value of its neighboring pixels in the input image.
A box blur is an image filter in which each pixel in the resulting image has a value equal to the average value of its neighboring pixels in the input image.
Bsoft
Bsoft is a collection of programs and a platform for development of software for image and molecular processing in structural biology.
Bsoft is a collection of programs and a platform for development of software for image and molecular processing in structural biology.
Camera interface
The CAMIF, also the Camera Interface block is the hardware block that interfaces with different image sensor interfaces and provides a standard output that can be used for subsequent image proce...
The CAMIF, also the Camera Interface block is the hardware block that interfaces with different image sensor interfaces and provides a standard output that can be used for subsequent image proce...
Canny edge detector
The Canny edge detection operator was developed by John F. Canny in 1986 and uses a multi-stage algorithm to detect a wide range of edges in images.
The Canny edge detection operator was developed by John F. Canny in 1986 and uses a multi-stage algorithm to detect a wide range of edges in images.
Cascade algorithm
In the mathematical topic of wavelet theory, the cascade algorithm is a numerical method for calculating function values of the basic scaling and wavelet functions of a discrete wavelet transfor...
In the mathematical topic of wavelet theory, the cascade algorithm is a numerical method for calculating function values of the basic scaling and wavelet functions of a discrete wavelet transfor...
CellProfiler
CellProfiler is a free, open-source software developed by the Broad Institute's Imaging Platform and designed to enable biologists without training in computer vision or programming to quantitat...
CellProfiler is a free, open-source software developed by the Broad Institute's Imaging Platform and designed to enable biologists without training in computer vision or programming to quantitat...
Cellular image processing
Cellular image processing is a way of designing super-fast image processing platforms.
Cellular image processing is a way of designing super-fast image processing platforms.
Chain code
A chain code is a lossless compression algorithm for monochrome images.
A chain code is a lossless compression algorithm for monochrome images.
Charge-coupled device
A charge-coupled device (CCD) is a device for the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for example conversion into ...
A charge-coupled device (CCD) is a device for the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for example conversion into ...
Chirplet transform
In signal processing, the chirplet transform is an inner product of an input signal with a family of analysis primitives called chirplets.
In signal processing, the chirplet transform is an inner product of an input signal with a family of analysis primitives called chirplets.
Chromostereopsis
Chromostereopsis is a visual illusion whereby the impression of depth is perceived in two-dimensional color images usually red-blue or red-green colors but can also be perceived with red-grey o...
Chromostereopsis is a visual illusion whereby the impression of depth is perceived in two-dimensional color images usually red-blue or red-green colors but can also be perceived with red-grey o...
Cinema Picture Style
The Cinema Picture Style is a custom Canon EOS Setting File, which was created by John Hope, using the Canon Picture Style Editor, and published the first time the 8th september 2011.
The Cinema Picture Style is a custom Canon EOS Setting File, which was created by John Hope, using the Canon Picture Style Editor, and published the first time the 8th september 2011.
Circular convolution
The circular convolution of two aperiodic functions occurs when one of them is convolved in the normal way with a periodic summation of the other function.
The circular convolution of two aperiodic functions occurs when one of them is convolved in the normal way with a periodic summation of the other function.
CLAHE
In Image Processing, CLAHE stands for Contrast Limited Adaptive Histogram Equalization.
In Image Processing, CLAHE stands for Contrast Limited Adaptive Histogram Equalization.
Clone tool
The clone tool, as it is known in Adobe Photoshop, GIMP, and Corel PhotoPaint, is used in digital image editing to replace information for one part of a picture with information from another part.
The clone tool, as it is known in Adobe Photoshop, GIMP, and Corel PhotoPaint, is used in digital image editing to replace information for one part of a picture with information from another part.
Co-occurrence matrix
A co-occurrence matrix or co-occurrence distribution (less often coöccurrence matrix or coöccurrence distribution) is a matrix or distribution that is defined over an image to ...
A co-occurrence matrix or co-occurrence distribution (less often coöccurrence matrix or coöccurrence distribution) is a matrix or distribution that is defined over an image to ...
CoLocalizer Pro
CoLocalizer Pro is a scientific software application, developed by CoLocalization Research Software, that allows researchers to analyze colocalization in the images obtained using fluorescence ...
CoLocalizer Pro is a scientific software application, developed by CoLocalization Research Software, that allows researchers to analyze colocalization in the images obtained using fluorescence ...
Color
Color or colour is the visual perceptual property corresponding in humans to the categories called red, green, blue and others.
Color or colour is the visual perceptual property corresponding in humans to the categories called red, green, blue and others.
Color balance
In photography and image processing, color balance is the global adjustment of the intensities of the colors (typically red, green, and blue primary colors).
In photography and image processing, color balance is the global adjustment of the intensities of the colors (typically red, green, and blue primary colors).
Color image
A (digital) color image is a digital image that includes color information for each pixel.
A (digital) color image is a digital image that includes color information for each pixel.
Color Layout Descriptor
Color Layout Descriptor is designed to capture the spatial distribution of color in an image.
Color Layout Descriptor is designed to capture the spatial distribution of color in an image.
Color layout descriptor
A color layout descriptor is designed to capture the spatial distribution of color in an image.
A color layout descriptor is designed to capture the spatial distribution of color in an image.
Color mapping
Color mapping is a function that maps (transforms) the colors of one (source) image to the colors of another (target) image.
Color mapping is a function that maps (transforms) the colors of one (source) image to the colors of another (target) image.
Color quantization
In computer graphics, color quantization or color image quantization is a process that reduces the number of distinct colors used in an image, usually with the intention that the new image...
In computer graphics, color quantization or color image quantization is a process that reduces the number of distinct colors used in an image, usually with the intention that the new image...
Color space
This "footprint" is known as a gamut, and, in combination with the color model, defines a new color space.
This "footprint" is known as a gamut, and, in combination with the color model, defines a new color space.
Color Structure Code
The Color Structure Code is a color segmentation method that can operate on an optional number of processors.
The Color Structure Code is a color segmentation method that can operate on an optional number of processors.
Color structure code
The color structure code is a color segmentation method that can operate on multiple processors.
The color structure code is a color segmentation method that can operate on multiple processors.
Color vision
Color vision is the capacity of an organism or machine to distinguish objects based on the wavelengths (or frequencies) of the light they reflect, emit, or transmit.
Color vision is the capacity of an organism or machine to distinguish objects based on the wavelengths (or frequencies) of the light they reflect, emit, or transmit.
Complex wavelet transform
The complex wavelet transform (CWT) is a complex-valued extension to the standard discrete wavelet transform (DWT).
The complex wavelet transform (CWT) is a complex-valued extension to the standard discrete wavelet transform (DWT).
Computational photography (artistic)
See computational photography for a new article on the topic of computational photography.
See computational photography for a new article on the topic of computational photography.
Contextual image classification
Contextual image classification is a topic of pattern recognition in computer vision, it is an approach of classification based on contextual information in the images.
Contextual image classification is a topic of pattern recognition in computer vision, it is an approach of classification based on contextual information in the images.
Convolution
In mathematics and, in particular the world of John Mize, functional analysis, convolution is a mathematical operation on two functions f and g, producing a third function that is typica...
In mathematics and, in particular the world of John Mize, functional analysis, convolution is a mathematical operation on two functions f and g, producing a third function that is typica...
Corner detection
Corner detection is an approach used within computer vision systems to extract certain kinds of features and infer the contents of an image.
Corner detection is an approach used within computer vision systems to extract certain kinds of features and infer the contents of an image.
Curve (tonality)
In image editing, a curve is a remapping of image tonality, specified as a function from input level to output level, used as a way to emphasize colours or other elements in a picture.
In image editing, a curve is a remapping of image tonality, specified as a function from input level to output level, used as a way to emphasize colours or other elements in a picture.
Curvelet
Curvelets are a non-adaptive technique for multi-scale object representation.
Curvelets are a non-adaptive technique for multi-scale object representation.
Data cube
In computer programming contexts, a data cube is a three- (or higher) dimensional array of values, commonly used to describe a time series of image data.
In computer programming contexts, a data cube is a three- (or higher) dimensional array of values, commonly used to describe a time series of image data.
DCDi
DCDi by Faroudja (Directional Correlation Deinterlacing) is a digital enhancement method developed by Faroudja in 1996.
DCDi by Faroudja (Directional Correlation Deinterlacing) is a digital enhancement method developed by Faroudja in 1996.
Deconvolution
In mathematics, deconvolution is an algorithm-based process used to reverse the effects of convolution on recorded data.
In mathematics, deconvolution is an algorithm-based process used to reverse the effects of convolution on recorded data.
Decorrelation
Decorrelation is a general term for any process that is used to reduce autocorrelation within a signal, or cross-correlation within a set of signals, while preserving other aspects of the signal.
Decorrelation is a general term for any process that is used to reduce autocorrelation within a signal, or cross-correlation within a set of signals, while preserving other aspects of the signal.
Deep image compositing
Deep image compositing is a recently emerged way of compositing and rendering digital images.
Deep image compositing is a recently emerged way of compositing and rendering digital images.
Density slicing
Density slicing is a digital data interpretation method used in analysis of remotely sensed imagery to enhance the information gathered from an individual brightness band.
Density slicing is a digital data interpretation method used in analysis of remotely sensed imagery to enhance the information gathered from an individual brightness band.
Difference of Gaussians
In computer vision, Difference of Gaussians is a grayscale image enhancement algorithm that involves the subtraction of one blurred version of an original grayscale image from another, less blur...
In computer vision, Difference of Gaussians is a grayscale image enhancement algorithm that involves the subtraction of one blurred version of an original grayscale image from another, less blur...
Digital image
A digital image is a numeric representation (normally binary) of a two-dimensional image.
A digital image is a numeric representation (normally binary) of a two-dimensional image.
Digital image processing
The Digital image processing is the use of computer algorithms to perform image processing on digital images.
The Digital image processing is the use of computer algorithms to perform image processing on digital images.
Direct Graphics Access
Direct Graphics Access is a plug-in for the X Window System that allows client programs direct access to the frame-buffer.
Direct Graphics Access is a plug-in for the X Window System that allows client programs direct access to the frame-buffer.
Distance transform
A distance transform, also known as distance map or distance field, is a derived representation of a digital image.
A distance transform, also known as distance map or distance field, is a derived representation of a digital image.
Document Layout Analysis
Document Layout Analysis is a part of Computer Vision indicating the process of identifying and categorizing the regions of interest in a document image, e.g. a scanned page.
Document Layout Analysis is a part of Computer Vision indicating the process of identifying and categorizing the regions of interest in a document image, e.g. a scanned page.
Document Mosaicing
The document mosaicing can be divided into 4 main processes.
The document mosaicing can be divided into 4 main processes.
Drizzle (image processing)
Drizzle (or DRIZZLE) is a digital image processing method for the linear reconstruction of undersampled images.
Drizzle (or DRIZZLE) is a digital image processing method for the linear reconstruction of undersampled images.
Dynamic imaging
Dynamic imaging is the amalgamation of digital imaging, image editing, and workflow automation.
Dynamic imaging is the amalgamation of digital imaging, image editing, and workflow automation.
Edge detection
Edge detection is a fundamental tool in image processing and computer vision, particularly in the areas of feature detection and feature extraction, which aim at identifying points in a digital...
Edge detection is a fundamental tool in image processing and computer vision, particularly in the areas of feature detection and feature extraction, which aim at identifying points in a digital...
Edge enhancement
Edge enhancement is an image processing filter that enhances the edge contrast of an image or video in an attempt to improve its acutance (apparent sharpness).
Edge enhancement is an image processing filter that enhances the edge contrast of an image or video in an attempt to improve its acutance (apparent sharpness).
Edge-preserving smoothing
Edge-preserving smoothing is an image processing technique that smoothes away textures whilst retaining sharp edges.
Edge-preserving smoothing is an image processing technique that smoothes away textures whilst retaining sharp edges.
Elongatedness
In image processing, elongatedness for a region is the ratio between the length and width of the minimum bounding rectangle of the region.
In image processing, elongatedness for a region is the ratio between the length and width of the minimum bounding rectangle of the region.
Epitome (image processing)
In image processing, an epitome is a condensed digital representation of the essential statistical properties of ordered datasets, such as matrices representing images, audio signals, videos, or...
In image processing, an epitome is a condensed digital representation of the essential statistical properties of ordered datasets, such as matrices representing images, audio signals, videos, or...
Erosion (morphology)
Erosion is one of two fundamental operations (the other being dilation) in Morphological image processing from which all other morphological operations are based.
Erosion is one of two fundamental operations (the other being dilation) in Morphological image processing from which all other morphological operations are based.
Error diffusion
Error diffusion is a type of halftoning in which the quantization residual is distributed to neighboring pixels that have not yet been processed.
Error diffusion is a type of halftoning in which the quantization residual is distributed to neighboring pixels that have not yet been processed.
Exposure Fusion
In image processing, computer graphics, and photography, exposure fusion is a technique for blending multiple exposures of the same scene into a single image.
In image processing, computer graphics, and photography, exposure fusion is a technique for blending multiple exposures of the same scene into a single image.
False radiosity
False Radiosity is a 3D computer graphics technique used to create texture mapping for objects that emulates patch interaction algorithms in radiosity rendering.
False Radiosity is a 3D computer graphics technique used to create texture mapping for objects that emulates patch interaction algorithms in radiosity rendering.
Feature (computer vision)
In computer vision and image processing the concept of feature is used to denote a piece of information which is relevant for solving the computational task related to a certain application.
In computer vision and image processing the concept of feature is used to denote a piece of information which is relevant for solving the computational task related to a certain application.
Feature detection (computer vision)
In computer vision and image processing the concept of feature detection refers to methods that aim at computing abstractions of image information and making local decisions at every image point...
In computer vision and image processing the concept of feature detection refers to methods that aim at computing abstractions of image information and making local decisions at every image point...
Fermi filter
The Fermi filter is a common image processing filter that uses the Fermi-Dirac distribution in the Frequency domain to perform a low-pass filter or high-pass filter similar to a Gaussian blur, b...
The Fermi filter is a common image processing filter that uses the Fermi-Dirac distribution in the Frequency domain to perform a low-pass filter or high-pass filter similar to a Gaussian blur, b...
Fiduciary marker
A fiduciary marker or fiducial is an object used in the field of view of an imaging system which appears in the image produced, for use as a point of reference or a measure.
A fiduciary marker or fiducial is an object used in the field of view of an imaging system which appears in the image produced, for use as a point of reference or a measure.
FIJI (software)
Fiji (Fiji Is Just ImageJ) is an Open Source image processing package based on ImageJ.
Fiji (Fiji Is Just ImageJ) is an Open Source image processing package based on ImageJ.
Firefly algorithm
The firefly algorithm (FA) is a metaheuristic algorithm, inspired by the flashing behaviour of fireflies.
The firefly algorithm (FA) is a metaheuristic algorithm, inspired by the flashing behaviour of fireflies.
Floyd–Steinberg dithering
Floyd–Steinberg dithering is an image dithering algorithm first published in 1976 by Robert W. Floyd and Louis Steinberg.
Floyd–Steinberg dithering is an image dithering algorithm first published in 1976 by Robert W. Floyd and Louis Steinberg.
Foveated imaging
Foveated imaging is a digital image processing technique in which the image resolution, or amount of detail, varies across the image according to one or more "fixation points.
Foveated imaging is a digital image processing technique in which the image resolution, or amount of detail, varies across the image according to one or more "fixation points.
Framebuffer
A framebuffer is a video output device that drives a video display from a memory buffer containing a complete frame of data.
A framebuffer is a video output device that drives a video display from a memory buffer containing a complete frame of data.
Free boundary condition
In image processing, the free boundary condition is the convention used when applying a convolution kernel to a digital image in which pixel locations that lie outside the image boundaries are i...
In image processing, the free boundary condition is the convention used when applying a convolution kernel to a digital image in which pixel locations that lie outside the image boundaries are i...
Gaussian pyramid
A Gaussian pyramid is a technique used in image processing, especially in texture synthesis.
A Gaussian pyramid is a technique used in image processing, especially in texture synthesis.
GemIdent
GemIdent is an interactive image recognition program that identifies regions of interest in images and photographs.
GemIdent is an interactive image recognition program that identifies regions of interest in images and photographs.
Generalised Hough transform
The Generalised Hough Transform or GHT, introduced by D.H. Ballard in 1981, is the modification of the Hough Transform using the principle of template matching.
The Generalised Hough Transform or GHT, introduced by D.H. Ballard in 1981, is the modification of the Hough Transform using the principle of template matching.
Geo Warping
This article explains a technology called Geo Warping in the context of real time visualization of geo-referenced radar video data.
This article explains a technology called Geo Warping in the context of real time visualization of geo-referenced radar video data.
Geometric feature learning
Geometric feature learning is a technique combined machine learning and computer vision to solve visual tasks.
Geometric feature learning is a technique combined machine learning and computer vision to solve visual tasks.
Glob (visual system)
Globs are millimeter-sized color modules found beyond the visual area V2 in the brain's color processing ventral (also known as parvocellular) pathway.
Globs are millimeter-sized color modules found beyond the visual area V2 in the brain's color processing ventral (also known as parvocellular) pathway.
Glocom
GloCom LLC is a Middle Eastern communication and digital images company founded by Zahid Mirza in 1997.
GloCom LLC is a Middle Eastern communication and digital images company founded by Zahid Mirza in 1997.
Grassfire Transform
The Grassfire Transform is a name given to the concept in image processing for computing the distance of a pixel to the border of a region.
The Grassfire Transform is a name given to the concept in image processing for computing the distance of a pixel to the border of a region.
Hankel transform
In mathematics, the Hankel transform expresses any given function f as the weighted sum of an infinity of Bessel functions of the first kind Jν.
In mathematics, the Hankel transform expresses any given function f as the weighted sum of an infinity of Bessel functions of the first kind Jν.
Harris affine region detector
In the fields of computer vision and image analysis, the Harris-affine region detector belongs to the category of feature detection.
In the fields of computer vision and image analysis, the Harris-affine region detector belongs to the category of feature detection.
HDR PhotoStudio
HDR PhotoStudio is an advanced HDR (High Dynamic Range) digital imaging software application developed by Unified Color for Microsoft Windows XP/Vista/7 and Apple's Mac OS X. In addition to bein...
HDR PhotoStudio is an advanced HDR (High Dynamic Range) digital imaging software application developed by Unified Color for Microsoft Windows XP/Vista/7 and Apple's Mac OS X. In addition to bein...
Hessian Affine region detector
The Hessian-Affine region detector is a feature detector used in the fields of computer vision and image analysis.
The Hessian-Affine region detector is a feature detector used in the fields of computer vision and image analysis.
Hessian affine region detector
The Hessian affine region detector is a feature detector used in the fields of computer vision and image analysis.
The Hessian affine region detector is a feature detector used in the fields of computer vision and image analysis.
Histogram equalization
Histogram equalization in image processing of contrast adjustment using the image's histogram.
Histogram equalization in image processing of contrast adjustment using the image's histogram.
Histogram matching
Histogram matching is a method in image processing of color adjustment of two images using the image histograms.
Histogram matching is a method in image processing of color adjustment of two images using the image histograms.
Homomorphic filtering
Homomorphic filtering is a generalized technique for signal and image processing, involving a nonlinear mapping to a different domain in which linear filter techniques are applied, followed by m...
Homomorphic filtering is a generalized technique for signal and image processing, involving a nonlinear mapping to a different domain in which linear filter techniques are applied, followed by m...
Hosaka plot
A Hosaka plot is a graphical depiction used to evaluate the quality of a compressed image that plots the noise levels at a number of scales.
A Hosaka plot is a graphical depiction used to evaluate the quality of a compressed image that plots the noise levels at a number of scales.
Hough transform
The Hough transform is a feature extraction technique used in image analysis, computer vision, and digital image processing.
The Hough transform is a feature extraction technique used in image analysis, computer vision, and digital image processing.
Hqx
In image processing, hqx ("hq" stands for "high quality" and "x" stands for magnification) is one of the pixel art scaling algorithms developed by Maxim Stepin, used in emulators such as Nestopi...
In image processing, hqx ("hq" stands for "high quality" and "x" stands for magnification) is one of the pixel art scaling algorithms developed by Maxim Stepin, used in emulators such as Nestopi...
Human visual system model
A human visual system model (HVS model) is used by image processing, video processing and computer vision experts to deal with biological and psychological processes that are not yet fully under...
A human visual system model (HVS model) is used by image processing, video processing and computer vision experts to deal with biological and psychological processes that are not yet fully under...
Huygens Software
Huygens software refers to different multiplatform microscope image processing packages from Scientific Volume Imaging, made for restoring 2D and 3D microscopy images or time series and analyzin...
Huygens software refers to different multiplatform microscope image processing packages from Scientific Volume Imaging, made for restoring 2D and 3D microscopy images or time series and analyzin...
IAPR
The International Association for Pattern Recognition or IAPR is an international non-profit, professional organization concerned with pattern recognition, computer vision, and image proce...
The International Association for Pattern Recognition or IAPR is an international non-profit, professional organization concerned with pattern recognition, computer vision, and image proce...
Illumination (image)
Processing of illumination is an important concept in computer vision and computer graphics.
Processing of illumination is an important concept in computer vision and computer graphics.
Image compression
The objective of image compression is to reduce irrelevance and redundancy of the image data in order to be able to store or transmit data in an efficient form.
The objective of image compression is to reduce irrelevance and redundancy of the image data in order to be able to store or transmit data in an efficient form.
Image denoising
Image denoising refers to the recovery of a digital image that has been contaminated by additive white Gaussian noise.
Image denoising refers to the recovery of a digital image that has been contaminated by additive white Gaussian noise.
Image differencing
Image differencing is an image processing technique used to determine changes between images.
Image differencing is an image processing technique used to determine changes between images.
Image editing
Image editing encompasses the processes of altering images, whether they be digital photographs, traditional analog photographs, or illustrations.
Image editing encompasses the processes of altering images, whether they be digital photographs, traditional analog photographs, or illustrations.
Image geometry correction
Image Geometry Correction (often referred to as Image Warping) is the process of digitally manipulating image data such that the image’s projection precisely matches a specific projection surfac...
Image Geometry Correction (often referred to as Image Warping) is the process of digitally manipulating image data such that the image’s projection precisely matches a specific projection surfac...
Image histogram
An image histogram is a type of histogram that acts as a graphical representation of the tonal distribution in a digital image.
An image histogram is a type of histogram that acts as a graphical representation of the tonal distribution in a digital image.
Image processing
In electrical engineering and computer science, image processing is any form of signal processing for which the input is an image, such as a photograph or video frame; the output of image proces...
In electrical engineering and computer science, image processing is any form of signal processing for which the input is an image, such as a photograph or video frame; the output of image proces...
Image rectification
Image rectification is a transformation process used to project two-or-more images onto a common image plane.
Image rectification is a transformation process used to project two-or-more images onto a common image plane.
Image restoration
In electrical engineering and computer science, image processing is any form of signal processing for which the input is an image, such as a photograph or video frame; the output of image proces...
In electrical engineering and computer science, image processing is any form of signal processing for which the input is an image, such as a photograph or video frame; the output of image proces...
Image stitching
Image stitching or photo stitching is the process of combining multiple photographic images with overlapping fields of view to produce a segmented panorama or high-resolution image.
Image stitching or photo stitching is the process of combining multiple photographic images with overlapping fields of view to produce a segmented panorama or high-resolution image.
Image warping
Image warping is the process of digitally manipulating an image such that any shapes portrayed in the image have been significantly distorted.
Image warping is the process of digitally manipulating an image such that any shapes portrayed in the image have been significantly distorted.
Imageapp
ImageApp is a vision image processing library, providing multiple functions to help process and obtain information from images.
ImageApp is a vision image processing library, providing multiple functions to help process and obtain information from images.
ImageApp
ImageApp is a vision image processing library, providing multiple functions to help process and obtain information from images.
ImageApp is a vision image processing library, providing multiple functions to help process and obtain information from images.
ImageJ
ImageJ is a public domain, Java-based image processing program developed at the National Institutes of Health.
ImageJ is a public domain, Java-based image processing program developed at the National Institutes of Health.
Imaging phantom
Imaging phantoms, or simply "phantoms", are specially designed objects that are scanned or imaged in the field of medical imaging to evaluate, analyze, and tune the performance of various imagin...
Imaging phantoms, or simply "phantoms", are specially designed objects that are scanned or imaged in the field of medical imaging to evaluate, analyze, and tune the performance of various imagin...
Inpainting
Inpainting is the process of reconstructing lost or deteriorated parts of images and videos.
Inpainting is the process of reconstructing lost or deteriorated parts of images and videos.
Integrated Software for Imagers and Spectrometers
Integrated Software for Imagers and Spectrometers, also abbreviated to Isis, is a specialized software package developed by the USGS to process images and spectra collected by current and ...
Integrated Software for Imagers and Spectrometers, also abbreviated to Isis, is a specialized software package developed by the USGS to process images and spectra collected by current and ...
Interest point detection
Interest point detection is a recent terminology in computer vision that refers to the detection of interest points for subsequent processing.
Interest point detection is a recent terminology in computer vision that refers to the detection of interest points for subsequent processing.
Intrinsic dimension
In signal processing of multidimensional signals, for example in computer vision, the intrinsic dimension of the signal describes how many variables are needed to represent the signal.
In signal processing of multidimensional signals, for example in computer vision, the intrinsic dimension of the signal describes how many variables are needed to represent the signal.
IQinVision
IQinVision is a manufacturer of megapixel network IP cameras for the physical security industry.
IQinVision is a manufacturer of megapixel network IP cameras for the physical security industry.
ITG digital terrain model generation system
The ITG digital terrain model generation system is a stereo correspondence/automated change detection algorithm based on adaptive least squares correlation for generating digital terrain models.
The ITG digital terrain model generation system is a stereo correspondence/automated change detection algorithm based on adaptive least squares correlation for generating digital terrain models.
Jaggies
"Jaggies" is the informal name for artifacts in raster images, most frequently from aliasing, which in turn is often caused by non-linear mixing effects producing high-frequency components and/o...
"Jaggies" is the informal name for artifacts in raster images, most frequently from aliasing, which in turn is often caused by non-linear mixing effects producing high-frequency components and/o...
JPIP
JPIP (JPEG 2000 Interactive Protocol) is a compression streamlining protocol that works with JPEG 2000 to produce an image using the least bandwidth required.
JPIP (JPEG 2000 Interactive Protocol) is a compression streamlining protocol that works with JPEG 2000 to produce an image using the least bandwidth required.
Kadir Brady saliency detector
The Kadir Brady saliency detector extracts features of objects in images that are distinct and representative.
The Kadir Brady saliency detector extracts features of objects in images that are distinct and representative.
Kadir-Brady saliency detector
The Kadir–Brady saliency detector extracts features of objects in images that are distinct and representative.
The Kadir–Brady saliency detector extracts features of objects in images that are distinct and representative.
Kadir–Brady saliency detector
The Kadir–Brady saliency detector extracts features of objects in images that are distinct and representative.
The Kadir–Brady saliency detector extracts features of objects in images that are distinct and representative.
Kirsch-Operator
The Kirsch-operator is a non-linear edge detector that finds the maximum edge strength in a few predetermined directions.
The Kirsch-operator is a non-linear edge detector that finds the maximum edge strength in a few predetermined directions.
Lambda-connectedness
In applied mathematics, lambda-connectedness (or λ-connectedness) deals with partial connectivity for a discrete space.
In applied mathematics, lambda-connectedness (or λ-connectedness) deals with partial connectivity for a discrete space.
Layers (digital image editing)
Layers are used in digital image editing to separate different elements of an image.
Layers are used in digital image editing to separate different elements of an image.
LCD crosstalk
LCD crosstalk is a visual defect in an LCD screen which occurs because of interference between adjacent pixels.
LCD crosstalk is a visual defect in an LCD screen which occurs because of interference between adjacent pixels.
Livewire Segmentation Technique
Livewire, also known as Intelligent Scissors, is a segmentation technique which allows a user to select regions of interest to be extracted quickly and accurately, using simple mouse clicks.
Livewire, also known as Intelligent Scissors, is a segmentation technique which allows a user to select regions of interest to be extracted quickly and accurately, using simple mouse clicks.
Lucy-Hook coaddition method
The Lucy-Hook coaddition method is an image processing technique for combining sub-stepped astronomical image data onto a finer grid.
The Lucy-Hook coaddition method is an image processing technique for combining sub-stepped astronomical image data onto a finer grid.
Marr-Hildreth algorithm
In computer vision, the Marr-Hildreth algorithm is a method of detecting edges in digital images, that is continuous curves where there are strong and rapid variations in image brightness.
In computer vision, the Marr-Hildreth algorithm is a method of detecting edges in digital images, that is continuous curves where there are strong and rapid variations in image brightness.
Masking (in art)
In art, masking is using materials to protect areas from change, or to focus change on other areas.
In art, masking is using materials to protect areas from change, or to focus change on other areas.
Mathematical morphology
Mathematical morphology (MM) is a theory and technique for the analysis and processing of geometrical structures, based on set theory, lattice theory, topology, and random functions.
Mathematical morphology (MM) is a theory and technique for the analysis and processing of geometrical structures, based on set theory, lattice theory, topology, and random functions.
Median filter
The median filter is a nonlinear digital filtering technique, often used to remove noise.
The median filter is a nonlinear digital filtering technique, often used to remove noise.
Medical imaging
Medical imaging is the technique and process used to create images of the human body for clinical purposes or medical science.
Medical imaging is the technique and process used to create images of the human body for clinical purposes or medical science.
MeVisLab
MeVisLab is a cross-platform application framework for medical image processing and scientific visualization.
MeVisLab is a cross-platform application framework for medical image processing and scientific visualization.
Microdose
Microdose refers to a category of radiology modalities providing a very low radiation dose.
Microdose refers to a category of radiology modalities providing a very low radiation dose.
Microscope image processing
Microscope image processing is a broad term that covers the use of digital image processing techniques to process, analyze and present images obtained from a microscope.
Microscope image processing is a broad term that covers the use of digital image processing techniques to process, analyze and present images obtained from a microscope.
Minimum resolvable contrast
Minimum resolvable contrast is a subjective measure of a visible spectrum sensor’s or camera's sensitivity and ability to resolve data.
Minimum resolvable contrast is a subjective measure of a visible spectrum sensor’s or camera's sensitivity and ability to resolve data.
Modulation transfer function (infrared imaging)
The Modulation Transfer Function (MTF) is used to approximate the position of best focus of an infrared imaging system.
The Modulation Transfer Function (MTF) is used to approximate the position of best focus of an infrared imaging system.
Multi-scale approaches
There are, however, also other types of multi-scale approaches in the areas of computer vision, image processing and signal processing, in particular the notion of wavelets.
There are, however, also other types of multi-scale approaches in the areas of computer vision, image processing and signal processing, in particular the notion of wavelets.
Multiple buffering
In computer science, multiple buffering is the use of more than one buffer to hold a block of data, so that a "reader" will see a complete (though perhaps old) version of the data, rather than a...
In computer science, multiple buffering is the use of more than one buffer to hold a block of data, so that a "reader" will see a complete (though perhaps old) version of the data, rather than a...
Multisample anti-aliasing
Multisample anti-aliasing (MSAA) is a type of anti-aliasing, a technique used in computer graphics to improve image quality.
Multisample anti-aliasing (MSAA) is a type of anti-aliasing, a technique used in computer graphics to improve image quality.
Multiscale geometric analysis
Multiscale geometric analysis or geometric multiscale analysis is an emerging area of high-dimensional signal processing and data analysis.
Multiscale geometric analysis or geometric multiscale analysis is an emerging area of high-dimensional signal processing and data analysis.
Nearest neighbor search
Nearest neighbor search (NNS), also known as proximity search, similarity search or closest point search, is an optimization problem for finding closest points in metric ...
Nearest neighbor search (NNS), also known as proximity search, similarity search or closest point search, is an optimization problem for finding closest points in metric ...
NeatVision
Neatvision is a free for non-commercial use Java based image analysis and software development environment, which provides high level access to a wide range of image processing algorithms throug...
Neatvision is a free for non-commercial use Java based image analysis and software development environment, which provides high level access to a wide range of image processing algorithms throug...
Negacyclic convolution
In mathematics, negacyclic convolution is a convolution between two vectors a and b.
In mathematics, negacyclic convolution is a convolution between two vectors a and b.
Neighborhood operation
In computer vision and image processing a neighborhood operation is a commonly used class of computations on image data which implies that it is processed according to the following pseudo code:...
In computer vision and image processing a neighborhood operation is a commonly used class of computations on image data which implies that it is processed according to the following pseudo code:...
Netpbm
Netpbm is an open source package of graphics programs and a programming library, used mainly in the Unix world.
Netpbm is an open source package of graphics programs and a programming library, used mainly in the Unix world.
Network Abstraction Layer
The Network Abstraction Layer (NAL) is a part of the H.264/AVC Video Coding Standard.
The Network Abstraction Layer (NAL) is a part of the H.264/AVC Video Coding Standard.
Noise reduction
Noise reduction is the process of removing noise from a signal.
Noise reduction is the process of removing noise from a signal.
Non-local means filter
Non-local means filter is an algorithm in image processing for image denoising.
Non-local means filter is an algorithm in image processing for image denoising.
Normalization (image processing)
In image processing, normalization is a process that changes the range of pixel intensity values.
In image processing, normalization is a process that changes the range of pixel intensity values.
Object (image processing)
An object in image processing is an identifiable portion of an image that can be interpreted as a single unit.
An object in image processing is an identifiable portion of an image that can be interpreted as a single unit.
Openlab
Openlab is a software package for doing 2D Microscope image processing, and for integrating and controlling a diverse array of instrumentation in a laboratory environment.
Openlab is a software package for doing 2D Microscope image processing, and for integrating and controlling a diverse array of instrumentation in a laboratory environment.
Opponent process
The color opponent process is a color theory that states that the human visual system interprets information about color by processing signals from cones and rods in an antagonistic manner.
The color opponent process is a color theory that states that the human visual system interprets information about color by processing signals from cones and rods in an antagonistic manner.
Optical granulometry
Optical granulometry is the process of measuring the different grain sizes in a granular material, based on a photograph.
Optical granulometry is the process of measuring the different grain sizes in a granular material, based on a photograph.
Optical motion tracking
Motion Tracking can differ from Motion Capture because in applications such as sports and missiles the object of interest is tracked optically instead of a person.
Motion Tracking can differ from Motion Capture because in applications such as sports and missiles the object of interest is tracked optically instead of a person.
Orun & Natarajan Satellite Sensor Model
Orun & Natarajan Satellite Sensor model was developed by Dr. Ahmet Bahadir ORUN (1990, Oxford Brookes University) and Dr. K.Natarajan (formerly with Tubitak, Turkey).
Orun & Natarajan Satellite Sensor model was developed by Dr. Ahmet Bahadir ORUN (1990, Oxford Brookes University) and Dr. K.Natarajan (formerly with Tubitak, Turkey).
Otsu's method
In computer vision and image processing, Otsu's method is used to automatically perform histogram shape-based image thresholding, or, the reduction of a graylevel image to a binary image.
In computer vision and image processing, Otsu's method is used to automatically perform histogram shape-based image thresholding, or, the reduction of a graylevel image to a binary image.
PanoramaMaker
Panorama Maker is panorama software for both Microsoft Windows and Mac OS. Its basic function is to put photo with overlapped areas into the software and then it comes out to be a long slim pa...
Panorama Maker is panorama software for both Microsoft Windows and Mac OS. Its basic function is to put photo with overlapped areas into the software and then it comes out to be a long slim pa...
Peak signal-to-noise ratio
The phrase peak signal-to-noise ratio, often abbreviated PSNR, is an engineering term for the ratio between the maximum possible power of a signal and the power of corrupting noise that af...
The phrase peak signal-to-noise ratio, often abbreviated PSNR, is an engineering term for the ratio between the maximum possible power of a signal and the power of corrupting noise that af...
Phase congruency
Phase congruency is a measure of feature significance in computer images, a method of edge detection that is particularly robust against changes in illumination and contrast.
Phase congruency is a measure of feature significance in computer images, a method of edge detection that is particularly robust against changes in illumination and contrast.
Photoanalysis
Photoanalysis (or photo analysis) refers to the study of pictures to compile various types of data, for example, to measure the size distribution of virtually anything that can be captured by photo.
Photoanalysis (or photo analysis) refers to the study of pictures to compile various types of data, for example, to measure the size distribution of virtually anything that can be captured by photo.
PhotoModeler
PhotoModeler is a software application that performs image-based modeling and close range photogrammetry - producing 3D models and measurements from photography.
PhotoModeler is a software application that performs image-based modeling and close range photogrammetry - producing 3D models and measurements from photography.
Picture function
A picture function is a mathematical representation of a two-dimensional image as a function of two spatial variables.
A picture function is a mathematical representation of a two-dimensional image as a function of two spatial variables.
Pixel
In digital imaging, a pixel, or pel, (picture element) is a single point in a raster image, or the smallest addressable screen element in a display device; it is the smallest unit of...
In digital imaging, a pixel, or pel, (picture element) is a single point in a raster image, or the smallest addressable screen element in a display device; it is the smallest unit of...
Pixel art scaling algorithms
Pixel art scaling algorithms are image scaling algorithms specifically designed to upsample (enlarge) low-resolution pixel and line art that contains thin lines, solid areas of colour rather tha...
Pixel art scaling algorithms are image scaling algorithms specifically designed to upsample (enlarge) low-resolution pixel and line art that contains thin lines, solid areas of colour rather tha...
Pixel aspect ratio
Pixel aspect ratio (often abbreviated PAR) is a mathematical ratio that describes how the width of a pixel in a digital image compares to the height of that pixel.
Pixel aspect ratio (often abbreviated PAR) is a mathematical ratio that describes how the width of a pixel in a digital image compares to the height of that pixel.
Prewitt operator
The Prewitt operator is used in image processing, particularly within edge detection algorithms.
The Prewitt operator is used in image processing, particularly within edge detection algorithms.
Principal Curvature-Based Region Detector
The principal curvature-based region detector, also called PCBR is a feature detector used in the fields of computer vision and image analysis.
The principal curvature-based region detector, also called PCBR is a feature detector used in the fields of computer vision and image analysis.
Principal curvature-based region detector
The principal curvature-based region detector, also called PCBR is a feature detector used in the fields of computer vision and image analysis.
The principal curvature-based region detector, also called PCBR is a feature detector used in the fields of computer vision and image analysis.
Principal geodesic analysis
In geometric data analysis and statistical shape analysis, principal geodesic analysis is a generalization of principal component analysis to a non-Euclidean, non-linear setting of manifolds sui...
In geometric data analysis and statistical shape analysis, principal geodesic analysis is a generalization of principal component analysis to a non-Euclidean, non-linear setting of manifolds sui...
Progressive Graphics File
PGF (Progressive Graphics File) is a wavelet-based bitmapped image format that employs lossless and lossy data compression.
PGF (Progressive Graphics File) is a wavelet-based bitmapped image format that employs lossless and lossy data compression.
PurVIEW
PurVIEW is an integrated image display and viewing plug-in software package that incorporates stereoscopic viewing technology for ESRI ArcGIS 9 (or later version).
PurVIEW is an integrated image display and viewing plug-in software package that incorporates stereoscopic viewing technology for ESRI ArcGIS 9 (or later version).
Pyramid (image processing)
Pyramid or pyramid representation is a type of multi-scale signal representation developed by the computer vision, image processing and signal processing communities, in which a signal o...
Pyramid or pyramid representation is a type of multi-scale signal representation developed by the computer vision, image processing and signal processing communities, in which a signal o...
Qpel
Quarter pixel (also known as Q-pel or Qpel) refers to a quarter of a standard pixel.
Quarter pixel (also known as Q-pel or Qpel) refers to a quarter of a standard pixel.
Randomized Hough Transform
Randomized Hough transform is a probabilistic variant to the classical Hough transform, which is a commonly used technique for detecting curves (straight line, circle, ellipse, etc.) The basic i...
Randomized Hough transform is a probabilistic variant to the classical Hough transform, which is a commonly used technique for detecting curves (straight line, circle, ellipse, etc.) The basic i...
Randomized Hough transform
Randomized Hough transform is a probabilistic variant to the classical Hough transform, which is a commonly used technique for detecting curves The basic idea of Hough transform is to implement ...
Randomized Hough transform is a probabilistic variant to the classical Hough transform, which is a commonly used technique for detecting curves The basic idea of Hough transform is to implement ...
Range segmentation
Range segmentation is the task of segmenting (dividing) a range image, an image containing depth information for each pixel, into segments (regions), so that all the points of the same surfa...
Range segmentation is the task of segmenting (dividing) a range image, an image containing depth information for each pixel, into segments (regions), so that all the points of the same surfa...
RapidMiner
RapidMiner, formerly YALE (Yet Another Learning Environment), is an environment for machine learning, data mining, text mining, predictive analytics, and business analytics.
RapidMiner, formerly YALE (Yet Another Learning Environment), is an environment for machine learning, data mining, text mining, predictive analytics, and business analytics.
Resolution enhancement technology
Resolution enhancement technology (RET) is a form of image processing technology used to manipulate dot characteristics popular among laser printer and inkjet printer manufacturers.
Resolution enhancement technology (RET) is a form of image processing technology used to manipulate dot characteristics popular among laser printer and inkjet printer manufacturers.
Richardson-Lucy deconvolution
The Richardson–Lucy algorithm, also known as Lucy-Richardson deconvolution, is an iterative procedure for recovering a latent image that has been blurred by a known point spread function.
The Richardson–Lucy algorithm, also known as Lucy-Richardson deconvolution, is an iterative procedure for recovering a latent image that has been blurred by a known point spread function.
Richardson–Lucy deconvolution
The Richardson–Lucy algorithm, also known as Lucy-Richardson deconvolution, is an iterative procedure for recovering a latent image that has been blurred by a known point spread function.
The Richardson–Lucy algorithm, also known as Lucy-Richardson deconvolution, is an iterative procedure for recovering a latent image that has been blurred by a known point spread function.
Ridge detection
The ridges (or the ridge set) of a smooth function of two variables is a set of curves whose points are, in one or more ways to be made precise below, local maxima of the function in at le...
The ridges (or the ridge set) of a smooth function of two variables is a set of curves whose points are, in one or more ways to be made precise below, local maxima of the function in at le...
Rutt/Etra Video Synthesizer
The Rutt/Etra Video Synthesizer is an analog raster manipulation device for image processing and real-time animation.
The Rutt/Etra Video Synthesizer is an analog raster manipulation device for image processing and real-time animation.
SBC6446
SBC6446 Single Board Computer is a board level product.
SBC6446 Single Board Computer is a board level product.
Scale space
Scale-space theory is a framework for multi-scale signal representation developed by the computer vision, image processing and signal processing communities with complementary motivations from p...
Scale-space theory is a framework for multi-scale signal representation developed by the computer vision, image processing and signal processing communities with complementary motivations from p...
Scale-space axioms
A typical approach for choosing a particular type of scale-space representation is to establish a set of scale-space axioms, describing basic properties of the desired scale-space representati...
A typical approach for choosing a particular type of scale-space representation is to establish a set of scale-space axioms, describing basic properties of the desired scale-space representati...
Scale-space segmentation
Scale-space segmentation or multi-scale segmentation is a general framework for signal and image segmentation, based on the computation of image descriptors at multiple scales of smoothing.
Scale-space segmentation or multi-scale segmentation is a general framework for signal and image segmentation, based on the computation of image descriptors at multiple scales of smoothing.
Scan line
A scan line or scanline is one line, or row, in a raster scanning pattern, such as a video line on a cathode ray tube display of a television or computer.
A scan line or scanline is one line, or row, in a raster scanning pattern, such as a video line on a cathode ray tube display of a television or computer.
Scientific Working Group - Imaging Technology
The Scientific Working Group on Imaging Technology was convened by the Federal Bureau of Investigation in 1997 to provide guidance to law enforcement agencies and others in the criminal justice ...
The Scientific Working Group on Imaging Technology was convened by the Federal Bureau of Investigation in 1997 to provide guidance to law enforcement agencies and others in the criminal justice ...
Scribe Software
Scribe Software is a system for the nondestructive scanning and digitization of books with the Internet Archive's Scribe machine.
Scribe Software is a system for the nondestructive scanning and digitization of books with the Internet Archive's Scribe machine.
Seam carving
Seam carving, is an algorithm for image resizing, developed by Shai Avidan, of Mitsubishi Electric Research Labs, and Ariel Shamir, of the Interdisciplinary Center and MERL. It functions by esta...
Seam carving, is an algorithm for image resizing, developed by Shai Avidan, of Mitsubishi Electric Research Labs, and Ariel Shamir, of the Interdisciplinary Center and MERL. It functions by esta...
Segmentation (image processing)
In computer vision, segmentation is the process of partitioning a digital image into multiple segments (sets of pixels, also known as superpixels).
In computer vision, segmentation is the process of partitioning a digital image into multiple segments (sets of pixels, also known as superpixels).
Shadow and highlight enhancement
Shadow and highlight enhancement refers to an image processing technique to correct exposure.
Shadow and highlight enhancement refers to an image processing technique to correct exposure.
Shape analysis (digital geometry)
This article describes shape analysis to analyze and process geometric shapes.
This article describes shape analysis to analyze and process geometric shapes.
Shape factor (image analysis and microscopy)
Shape factors are dimensionless quantities used in image analysis and microscopy that numerically describe the shape of a particle, independent of its size.
Shape factors are dimensionless quantities used in image analysis and microscopy that numerically describe the shape of a particle, independent of its size.
Signal to noise ratio (imaging)
The Signal to Noise Ratio (SNR) is used in imaging as a physical measure of the sensitivity of a (digital or film) imaging system.
The Signal to Noise Ratio (SNR) is used in imaging as a physical measure of the sensitivity of a (digital or film) imaging system.
Signal transfer function
The signal transfer function (SiTF) is a measure of the signal output versus the signal input of a system such as an infrared system or sensor.
The signal transfer function (SiTF) is a measure of the signal output versus the signal input of a system such as an infrared system or sensor.
Simple interactive object extraction
Simple interactive object extraction is an algorithm for extracting foreground objects from color images and videos with very little user interaction.
Simple interactive object extraction is an algorithm for extracting foreground objects from color images and videos with very little user interaction.
Single particle analysis
Single Particle Analysis is a group of related of computerized image processing techniques used to analyze images from transmission electron microscopy (TEM).
Single Particle Analysis is a group of related of computerized image processing techniques used to analyze images from transmission electron microscopy (TEM).
Smoothing
In statistics and image processing, to smooth a data set is to create an approximating function that attempts to capture important patterns in the data, while leaving out noise or other fine-sca...
In statistics and image processing, to smooth a data set is to create an approximating function that attempts to capture important patterns in the data, while leaving out noise or other fine-sca...
Sobel operator
The Sobel operator is used for the frsr rsfsrfimage processing, particularly within edge detection algorithms.
The Sobel operator is used for the frsr rsfsrfimage processing, particularly within edge detection algorithms.
Softwarp
Softwarp is a software technique to warp an image so that it can be projected on a curved screen.
Softwarp is a software technique to warp an image so that it can be projected on a curved screen.
Spatial anti-aliasing
In digital signal processing, spatial anti-aliasing is the technique of minimizing the distortion artifacts known as aliasing when representing a high-resolution image at a lower resolution.
In digital signal processing, spatial anti-aliasing is the technique of minimizing the distortion artifacts known as aliasing when representing a high-resolution image at a lower resolution.
Stairstep interpolation
In image processing, stairstep interpolation is a general method for interpolating the pixels after enlarging an image.
In image processing, stairstep interpolation is a general method for interpolating the pixels after enlarging an image.
Standard test image
A standard test image is a digital image file used across different institutions to test image processing and image compression algorithms.
A standard test image is a digital image file used across different institutions to test image processing and image compression algorithms.
Steerable filter
A steerable filter is an orientation-selective convolution kernel used for image enhancement and feature extraction that can be expressed via a linear combination of a small set of rotated vers...
A steerable filter is an orientation-selective convolution kernel used for image enhancement and feature extraction that can be expressed via a linear combination of a small set of rotated vers...
Step detection
In statistics and signal processing, step detection (also known as step smoothing, step filtering, or edge detection) is the process of finding abrupt changes (steps, jumps) in the mean level of...
In statistics and signal processing, step detection (also known as step smoothing, step filtering, or edge detection) is the process of finding abrupt changes (steps, jumps) in the mean level of...
Structural similarity
The structural similarity (SSIM) index is a method for measuring the similarity between two images.
The structural similarity (SSIM) index is a method for measuring the similarity between two images.
Structure tensor
In mathematics, the structure tensor, also referred to as the second-moment matrix, is a matrix derived from the gradient of a function.
In mathematics, the structure tensor, also referred to as the second-moment matrix, is a matrix derived from the gradient of a function.
Sub-pixel resolution
In Digital Image Processing, Sub-pixel resolution can be obtained in digital images containing well defined lines, points or edges that can be processed by an algorithm to reliably measure the p...
In Digital Image Processing, Sub-pixel resolution can be obtained in digital images containing well defined lines, points or edges that can be processed by an algorithm to reliably measure the p...
SuperPaint
SuperPaint was a pioneering graphics program and framebuffer computer system developed by Richard Shoup at Xerox PARC. The system was first conceptualized in late 1972 and produced its first sta...
SuperPaint was a pioneering graphics program and framebuffer computer system developed by Richard Shoup at Xerox PARC. The system was first conceptualized in late 1972 and produced its first sta...
Supersampling
Supersampling is an antialiasing technique, the process of eliminating jagged and pixelated edges (aliasing).
Supersampling is an antialiasing technique, the process of eliminating jagged and pixelated edges (aliasing).
Teleradiology
Teleradiology is the transmission of radiological patient images, such as x-rays, CTs, and MRIs, from one location to another for the purposes of interpretation and/or consultation.
Teleradiology is the transmission of radiological patient images, such as x-rays, CTs, and MRIs, from one location to another for the purposes of interpretation and/or consultation.
Template matching
Template matching is a technique in digital image processing for finding small parts of an image which match a template image.
Template matching is a technique in digital image processing for finding small parts of an image which match a template image.
Topological skeleton
In shape analysis, skeleton (or topological skeleton) of a shape is a thin version of that shape that is equidistant to its boundaries.
In shape analysis, skeleton (or topological skeleton) of a shape is a thin version of that shape that is equidistant to its boundaries.
Total variation denoising
In signal processing, Total variation denoising, also known as total variation regularization is a process, most often used in digital image processing that has applications in noise removal.
In signal processing, Total variation denoising, also known as total variation regularization is a process, most often used in digital image processing that has applications in noise removal.
Triggertrap
Triggertrap is a programmable camera trigger.
Triggertrap is a programmable camera trigger.
Unsharp masking
Unsharp masking (USM) is an image manipulation technique, often available in digital image processing software.
Unsharp masking (USM) is an image manipulation technique, often available in digital image processing software.
Vertex pipeline
The function of the vertex pipeline in any GPU is to take geometry data (usually supplied as vector points), work with it if needed with either fixed function processes (earlier DirectX), or a v...
The function of the vertex pipeline in any GPU is to take geometry data (usually supplied as vector points), work with it if needed with either fixed function processes (earlier DirectX), or a v...
VIPS (software)
VIPS is an open source image processing software package.
VIPS is an open source image processing software package.
VisualRank
VisualRank is a system for finding and ranking images by analysing and comparing their content, rather than searching image names, Web links or other text.
VisualRank is a system for finding and ranking images by analysing and comparing their content, rather than searching image names, Web links or other text.
Wiener deconvolution
In mathematics, Wiener deconvolution is an application of the Wiener filter to the noise problems inherent in deconvolution.
In mathematics, Wiener deconvolution is an application of the Wiener filter to the noise problems inherent in deconvolution.