Convolution

  • 121Cyclic prefix — In telecommunications, the term cyclic prefix refers to the prefixing of a symbol with a repetition of the end. Although the receiver is typically configured to discard the cyclic prefix samples, the cyclic prefix serves two purposes. As a guard… …

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  • 122Sound from ultrasound — Contents 1 Parametric array 2 Applications 2.1 Commercial advertising …

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  • 123Logiciel de traitement d'image — Traitement d images Le traitement d images désigne une discipline des mathématiques appliquées qui étudie les images numériques et leurs transformations, dans le but d améliorer leur qualité ou d en extraire de l information. Il s agit donc d un… …

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  • 124Logiciel de traitement d'images — Traitement d images Le traitement d images désigne une discipline des mathématiques appliquées qui étudie les images numériques et leurs transformations, dans le but d améliorer leur qualité ou d en extraire de l information. Il s agit donc d un… …

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  • 125Traitement d'image — Traitement d images Le traitement d images désigne une discipline des mathématiques appliquées qui étudie les images numériques et leurs transformations, dans le but d améliorer leur qualité ou d en extraire de l information. Il s agit donc d un… …

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  • 126Traitement d'images — Le traitement d images désigne une discipline de l informatique et des mathématiques appliquées qui étudie les images numériques et leurs transformations, dans le but d améliorer leur qualité ou d en extraire de l information. Il s agit d un sous …

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  • 127Traitement numérique — Traitement d images Le traitement d images désigne une discipline des mathématiques appliquées qui étudie les images numériques et leurs transformations, dans le but d améliorer leur qualité ou d en extraire de l information. Il s agit donc d un… …

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  • 128DISTRIBUTIONS (mathématiques) — Il est arrivé à plusieurs reprises que certaines exigences de la physique, par exemple, aient conduit les utilisateurs des mathématiques à des «calculs» non rigoureusement justifiables au moyen des concepts mathématiques existants, mais qui… …

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  • 129Fast Fourier transform — A fast Fourier transform (FFT) is an efficient algorithm to compute the discrete Fourier transform (DFT) and its inverse. There are many distinct FFT algorithms involving a wide range of mathematics, from simple complex number arithmetic to group …

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  • 130Fourier analysis — In mathematics, Fourier analysis is a subject area which grew out of the study of Fourier series. The subject began with trying to understand when it was possible to represent general functions by sums of simpler trigonometric functions. The… …

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  • 131Multiplicative function — Outside number theory, the term multiplicative function is usually used for completely multiplicative functions. This article discusses number theoretic multiplicative functions. In number theory, a multiplicative function is an arithmetic… …

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  • 132Central limit theorem — This figure demonstrates the central limit theorem. The sample means are generated using a random number generator, which draws numbers between 1 and 100 from a uniform probability distribution. It illustrates that increasing sample sizes result… …

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  • 133Fourier series — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms …

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  • 134Fourier optics — is the study of classical optics using techniques involving Fourier transforms and can be seen as an extension of the Huygens Fresnel principle. The underlying theorem that light waves can be described as made up of sinusoidal waves, in a manner… …

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  • 135Analog signal processing — is any signal processing conducted on analog signals by analog means. Analog indicates something that is mathematically represented as a set of continuous values. This differs from digital which uses a series of discrete quantities to represent… …

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  • 136Convex conjugate — In mathematics, convex conjugation is a generalization of the Legendre transformation. It is also known as Legendre–Fenchel transformation or Fenchel transformation (after Adrien Marie Legendre and Werner Fenchel). Contents 1 Definition 2… …

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  • 137List of mathematics articles (C) — NOTOC C C closed subgroup C minimal theory C normal subgroup C number C semiring C space C symmetry C* algebra C0 semigroup CA group Cabal (set theory) Cabibbo Kobayashi Maskawa matrix Cabinet projection Cable knot Cabri Geometry Cabtaxi number… …

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  • 138Allen Organ — Company, formed in 1939 by Jerome Markowitz, is located in Macungie, Pennsylvania. It is one of the world s largest builders of electronic organs. Allen introduced the world s first digital musical instrument in 1971(… …

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  • 139Gelfand pair — In mathematics, the expression Gelfand pair refers to a pair ( G ,  K ) consisting of a group G and a subgroup K that satisfies a certain property on restricted representations.When G is a finite group the simplest definition is, roughly speaking …

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  • 140Roger Jones (mathematician) — For Roger Jones the physicist and entrepreneur see Roger Jones (physicist and entrepreneur) Roger L. Jones is an American mathematician. He has his Ph.D. in mathematics from Rutgers University and has recently retired from a professorship in… …

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