60 relations: Affine transformation, Algorithm, Analog image processing, Anisotropic diffusion, Artificial neural network, Bell Labs, Color correction, Computer graphics, Computer science, Computer vision, CVIPtools, Digital image, Digital image processing, Digital signal processing, Digitization, Edge detection, Fast Fourier transform, Feature extraction, General-purpose computing on graphics processing units, Graphical projection, Hidden Markov model, Homomorphic filtering, Identity function, IEEE Intelligent Transportation Systems Society, Image analysis, Image editing, Image file formats, Image restoration, Image sensor, Independent component analysis, Jet Propulsion Laboratory, Larry Yaeger, Linear filter, Low-pass filter, Massachusetts Institute of Technology, Medical physics, Multidimensional system, Optical character recognition, Partial differential equation, Pattern recognition, Pixelation, Principal component analysis, Reflection (mathematics), Rotation, Satellite imagery, Scale (ratio), Self-organizing map, Shear matrix, Signal processing, Space Foundation, ..., Springer Science+Business Media, Standard test image, Statistical classification, Super-resolution imaging, Television standards conversion, University of Maryland, College Park, Videotelephony, Wavelet, Westworld (film), Wirephoto. Expand index (10 more) »

## Affine transformation

In geometry, an affine transformation, affine mapBerger, Marcel (1987), p. 38.

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## Algorithm

In mathematics and computer science, an algorithm is an unambiguous specification of how to solve a class of problems.

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## 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 processing).

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## 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 image content, typically edges, lines or other details that are important for the interpretation of the image.

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## Artificial neural network

Artificial neural networks (ANNs) or connectionist systems are computing systems vaguely inspired by the biological neural networks that constitute animal brains.

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## Bell Labs

Nokia Bell Labs (formerly named AT&T Bell Laboratories, Bell Telephone Laboratories and Bell Labs) is an American research and scientific development company, owned by Finnish company Nokia.

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## Color correction

Color correction by using color gels, or filters, is a process used in stage lighting, photography, television, cinematography, and other disciplines, the intention of which is to alter the overall color of the light; typically the light color is measured on a scale known as color temperature, as well as along a green–magenta axis orthogonal to the color temperature axis.

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## Computer graphics

Computer graphics are pictures and films created using computers.

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## Computer science

Computer science deals with the theoretical foundations of information and computation, together with practical techniques for the implementation and application of these foundations.

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## Computer vision

Computer vision is a field that deals with how computers can be made for gaining high-level understanding from digital images or videos.

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## CVIPtools

CVIPtools (Computer Vision and Image Processing Tools) is an Open Source image processing software.

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## Digital image

A digital image is a numeric representation, normally binary, of a two-dimensional image.

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## Digital image processing

In computer science, Digital image processing is the use of computer algorithms to perform image processing on digital images.

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## Digital signal processing

Digital signal processing (DSP) is the use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations.

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## Digitization

Digitization, at WhatIs.com in Collins English Dictionary less commonly digitalization, is the process of converting information into a digital (i.e. computer-readable) format, in which the information is organized into bits.

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## Edge detection

Edge detection includes a variety of mathematical methods that aim at identifying points in a digital image at which the image brightness changes sharply or, more formally, has discontinuities.

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## Fast Fourier transform

A fast Fourier transform (FFT) is an algorithm that samples a signal over a period of time (or space) and divides it into its frequency components.

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## Feature extraction

In machine learning, pattern recognition and in image processing, feature extraction starts from an initial set of measured data and builds derived values (features) intended to be informative and non-redundant, facilitating the subsequent learning and generalization steps, and in some cases leading to better human interpretations.

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## General-purpose computing on graphics processing units

General-purpose computing on graphics processing units (GPGPU, rarely GPGP) is the use of a graphics processing unit (GPU), which typically handles computation only for computer graphics, to perform computation in applications traditionally handled by the central processing unit (CPU).

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## Graphical projection

Graphical projection is a protocol, used in technical drawing, by which an image of a three-dimensional object is projected onto a planar surface without the aid of numerical calculation.

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## Hidden Markov model

Hidden Markov Model (HMM) is a statistical Markov model in which the system being modeled is assumed to be a Markov process with unobserved (i.e. hidden) states.

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## 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 mapping back to the original domain.

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## Identity function

Graph of the identity function on the real numbers In mathematics, an identity function, also called an identity relation or identity map or identity transformation, is a function that always returns the same value that was used as its argument.

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## IEEE Intelligent Transportation Systems Society

The IEEE Intelligent Transportation Systems Society (ITSS) is a professional society of the IEEE.

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## Image analysis

Image analysis is the extraction of meaningful information from images; mainly from digital images by means of digital image processing techniques.

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## Image editing

Image editing encompasses the processes of altering images, whether they are digital photographs, traditional photo-chemical photographs, or illustrations.

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## Image file formats

Image file formats are standardized means of organizing and storing digital images.

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## Image restoration

Image Restoration is the operation of taking a corrupt/noisy image and estimating the clean, original image.

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## Image sensor

An image sensor or imaging sensor is a sensor that detects and conveys the information that constitutes an image.

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## Independent component analysis

In signal processing, independent component analysis (ICA) is a computational method for separating a multivariate signal into additive subcomponents.

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## Jet Propulsion Laboratory

The Jet Propulsion Laboratory (JPL) is a federally funded research and development center and NASA field center in Pasadena, California, United States, with large portions of the campus in La Cañada Flintridge, California.

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## Larry Yaeger

Larry Steven Yaeger (1950) is a former Apple Distinguished Scientist and Full Professor of Informatics at Indiana University Bloomington, currently employed at Google.

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## Linear filter

Linear filters process time-varying input signals to produce output signals, subject to the constraint of linearity.

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## Low-pass filter

A low-pass filter (LPF) is a filter that passes signals with a frequency lower than a certain cutoff frequency and attenuates signals with frequencies higher than the cutoff frequency.

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## Massachusetts Institute of Technology

The Massachusetts Institute of Technology (MIT) is a private research university located in Cambridge, Massachusetts, United States.

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## Medical physics

Medical physics (also called biomedical physics, medical biophysics or applied physics in medicine) is, generally speaking, the application of physics concepts, theories and methods to medicine or healthcare.

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## Multidimensional system

In mathematical systems theory, a multidimensional system or m-D system is a system in which not only one dependent variable exists (like time), but there are several independent variables.

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## Optical character recognition

Optical character recognition (also optical character reader, OCR) is the mechanical or electronic conversion of images of typed, handwritten or printed text into machine-encoded text, whether from a scanned document, a photo of a document, a scene-photo (for example the text on signs and billboards in a landscape photo) or from subtitle text superimposed on an image (for example from a television broadcast).

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## Partial differential equation

In mathematics, a partial differential equation (PDE) is a differential equation that contains unknown multivariable functions and their partial derivatives.

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## Pattern recognition

Pattern recognition is a branch of machine learning that focuses on the recognition of patterns and regularities in data, although it is in some cases considered to be nearly synonymous with machine learning.

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## Pixelation

In computer graphics, pixelation (or pixellation in British English) is caused by displaying a bitmap or a section of a bitmap at such a large size that individual pixels, small single-colored square display elements that comprise the bitmap, are visible.

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## Principal component analysis

Principal component analysis (PCA) is a statistical procedure that uses an orthogonal transformation to convert a set of observations of possibly correlated variables into a set of values of linearly uncorrelated variables called principal components.

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## Reflection (mathematics)

In mathematics, a reflection (also spelled reflexion) is a mapping from a Euclidean space to itself that is an isometry with a hyperplane as a set of fixed points; this set is called the axis (in dimension 2) or plane (in dimension 3) of reflection.

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## Rotation

A rotation is a circular movement of an object around a center (or point) of rotation.

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## Satellite imagery

Satellite imagery (or spaceborne photography) are images of Earth or other planets collected by imaging satellites operated by governments and businesses around the world.

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## Scale (ratio)

The scale ratio of a model represents the proportional ratio of a linear dimension of the model to the same feature of the original.

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## Self-organizing map

A self-organizing map (SOM) or self-organizing feature map (SOFM) is a type of artificial neural network (ANN) that is trained using unsupervised learning to produce a low-dimensional (typically two-dimensional), discretized representation of the input space of the training samples, called a map, and is therefore a method to do dimensionality reduction.

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## Shear matrix

In mathematics, a shear matrix or transvection is an elementary matrix that represents the addition of a multiple of one row or column to another.

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## Signal processing

Signal processing concerns the analysis, synthesis, and modification of signals, which are broadly defined as functions conveying "information about the behavior or attributes of some phenomenon", such as sound, images, and biological measurements.

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## Space Foundation

Space Foundation is a Colorado-based nonprofit organization that advocates for all sectors of the global space industry through space awareness activities, educational programs and major industry events.

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## Springer Science+Business Media

Springer Science+Business Media or Springer, part of Springer Nature since 2015, is a global publishing company that publishes books, e-books and peer-reviewed journals in science, humanities, technical and medical (STM) publishing.

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## Standard test image

A standard test image is a digital image file used across different institutions to test image processing and image compression algorithms.

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## Statistical classification

In machine learning and statistics, classification is the problem of identifying to which of a set of categories (sub-populations) a new observation belongs, on the basis of a training set of data containing observations (or instances) whose category membership is known.

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## Super-resolution imaging

Super-resolution imaging (SR) is a class of techniques that enhance the resolution of an imaging system.

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## Television standards conversion

Television standards conversion is the process of changing one type of television system to another.

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## University of Maryland, College Park

The University of Maryland, College Park (commonly referred to as the University of Maryland, UMD, or simply Maryland) is a public research university located in the city of College Park in Prince George's County, Maryland, approximately from the northeast border of Washington, D.C. Founded in 1856, the university is the flagship institution of the University System of Maryland.

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## Videotelephony

Videotelephony comprises the technologies for the reception and transmission of audio-video signals by users at different locations, for communication between people in real-time.

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## Wavelet

A wavelet is a wave-like oscillation with an amplitude that begins at zero, increases, and then decreases back to zero.

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## Westworld (film)

Westworld is a 1973 American science fiction Western thriller film written and directed by novelist Michael Crichton about amusement park androids that malfunction and begin killing visitors.

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## Wirephoto

Wirephoto, telephotography or radiophoto is the sending of pictures by telegraph, telephone or radio.

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## Redirects here:

Boundary Extraction, Digital Image Processing, Digital Image processing, Image Processing, Image processing, Picture retouching.

## References

[1] https://en.wikipedia.org/wiki/Digital_image_processing