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Fast Walsh Transform

См. также в других словарях:

  • Fast Walsh–Hadamard transform — In computational mathematics, the Hadamard ordered fast Walsh–Hadamard transform (FWHTh) is an efficient algorithm to compute the Walsh–Hadamard transform (WHT). A naive implementation of the WHT would have a computational complexity of O(N^2).… …   Wikipedia

  • Hadamard transform — The Hadamard transform (also known as the Walsh Hadamard transform, Hadamard Rademacher Walsh transform, Walsh transform, or Walsh Fourier transform) is an example of a generalized class of Fourier transforms. It is named for the French… …   Wikipedia

  • Rayleigh fading — is a statistical model for the effect of a propagation environment on a radio signal, such as that used by wireless devices.Rayleigh fading models assume that the magnitude of a signal that has passed through such a transmission medium (also… …   Wikipedia

  • быстрое преобразование Уолша — БПУ — [http://www.rfcmd.ru/glossword/1.8/index.php?a=index d=23] Тематики защита информации Синонимы БПУ EN fast walsh transformFWT …   Справочник технического переводчика

  • List of mathematics articles (F) — NOTOC F F₄ F algebra F coalgebra F distribution F divergence Fσ set F space F test F theory F. and M. Riesz theorem F1 Score Faà di Bruno s formula Face (geometry) Face configuration Face diagonal Facet (mathematics) Facetting… …   Wikipedia

  • List of Fourier-related transforms — This is a list of linear transformations of functions related to Fourier analysis. Such transformations map a function to a set of coefficients of basis functions, where the basis functions are sinusoidal and are therefore strongly localized in… …   Wikipedia

  • DFT matrix — A DFT matrix is an expression of a discrete Fourier transform (DFT) as a matrix multiplication. Contents 1 Definition 2 Examples 2.1 Two point 2.2 Four point …   Wikipedia

  • FHT — FHT, a three letter acronym, may refer to:*Female hose thread, a type of threaded pipe usually found on garden hoses that connects to the male hose thread *Fetal heart tones, the normal rate of which remains 120 160 during pregnancy *Fast Walsh… …   Wikipedia

  • Hadamard (disambiguation) — Hadamard may refer to* Jacques Hadamard * Hadamard gate * Hadamard matrix * Hadamard s inequality * Hermite–Hadamard inequality * Walsh–Hadamard transform * Fast Walsh–Hadamard transform …   Wikipedia

  • Multi-carrier code division multiple access — (MC CDMA) is a multiple access scheme used in OFDM based telecommunication systems, allowing the system to support multiple users at the same time. MC CDMA spreads each user symbol in the frequency domain. That is, each user symbol is carried… …   Wikipedia

  • Karaoke — For other uses see Karaoke (disambiguation) Karaoke (カラオケ?, portmanteau of Japanese kara 空 empty , and ōkesutora オーケストラ orchestra )[1](English pronunciation: /ˌkæriːˈoʊkiː/; Japanese: [kaɽaoꜜke] …   Wikipedia

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