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A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.

is a system of grouping objects of study or observation in accordance with their common features. The classification problem is a formalized task in which a set of objects (cases), separated in some …
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C is a high level (i.e. not assembler) programming language often used to program DSPs and other embedded microprocessors as well as being used for systems programming. Features of the language make i…
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The recording of voltages along the scalp for the purpose of monitoring brain wave activity and localizing sources of ionic currents
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the field of study that aims to solve an underdetermined linear system of equations by exploiting the structure of the unknown data
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is a branch of algebra, concerning linear nature of objects: vector or vector spaces, linear transformations, systems of linear equations, quadratic and bi-linear forms, among the main tools used in l…
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For questions about words, phrases and definitions that are specific to signal processing.
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Quantization, in mathematics and digital signal processing, is the process of mapping input values from a large set (often a continuous set) to output values in a (countable) smaller set, often with a…
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System identification means building a mathematical model of the input-output relationship of a system by observing its inputs and the subsequent outputs.
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Questions related to channel coding, forward error correction, code performance calculations, and decoding algorithms. Typical code examples are Hamming codes, cyclic codes, BCH, Reed-Solomon, turbo c…
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Decimation is a technique for reducing the number of samples in a discrete-time signal.
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Algorithms for processing video signals i.e. sequence of images either for enhancements, conversions or analysis of objects within it.
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Acoustics is the interdisciplinary science that deals with the study of all mechanical waves in gases, liquids, and solids including vibration, sound, ultrasound and infrasound. Applications of acoust…
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Matched filter is obtained by correlating a known signal, or template, with an unknown signal to detect the presence of the template in the unknown signal.
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This is for reducing the amount of data required to store a signal, whether lossy or lossless.
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Questions related to implementation of various algorithms under software environments and programming languages.
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Zero padding consists of extending a signal (or spectrum) with zeros to extend its time (or frequency band) limits.
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image compression is a process of representing an image file or datastream using fewer bytes. compression can be "lossless", in which the original data can be recovered exactly, or it can be "lossy",…
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