- two-dimensional Hartley transform
- двумерное преобразование Хартли
English-Russian electronics dictionary .
two-dimensional Hartley transform
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Hartley transform — In mathematics, the Hartley transform is an integral transform closely related to the Fourier transform, but which transforms real valued functions to real valued functions. It was proposed as an alternative to the Fourier transform by R. V. L.… … Wikipedia
Fast 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 … Wikipedia
Discrete Fourier transform — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms In mathematics, the discrete Fourier transform (DFT) is a specific kind of discrete transform, used in… … Wikipedia
Fourier transform — Fourier transforms Continuous Fourier transform Fourier series Discrete Fourier transform Discrete time Fourier transform Related transforms The Fourier transform is a mathematical operation that decomposes a function into its constituent… … Wikipedia
Nyquist–Shannon sampling theorem — Fig.1: Hypothetical spectrum of a bandlimited signal as a function of frequency The Nyquist–Shannon sampling theorem, after Harry Nyquist and Claude Shannon, is a fundamental result in the field of information theory, in particular… … Wikipedia
Ronald N. Bracewell — Infobox Scientist name = Ronald N. Bracewell box width = image width = caption = birth date = Birth date|1921|07|22 birth place = Sydney, New South Wales, Australia death date = Death date and age|2007|08|12|1921|07|22 death place = Stanford,… … Wikipedia
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List of mathematics articles (H) — NOTOC H H cobordism H derivative H index H infinity methods in control theory H relation H space H theorem H tree Haag s theorem Haagerup property Haaland equation Haar measure Haar wavelet Haboush s theorem Hackenbush Hadamard code Hadamard… … Wikipedia
Convolution theorem — In mathematics, the convolution theorem states that under suitable conditions the Fourier transform of a convolution is the pointwise product of Fourier transforms. In other words, convolution in one domain (e.g., time domain) equals point wise… … Wikipedia
Synthetic aperture radar — (SAR) is a form of radar in which the highly directional (and thus very large) rotating antenna used by conventional radar is replaced with many low directivity small stationary antenna positions scattered over some area near or around the target … Wikipedia
Ronald Bracewell — Ronald Newbold Bracewell (22 juillet 1921 – 12 août 2007) était un astronome et physicien autsralien impliqué dans le programme SETI. Il a été le professeur de génie électrique de Lewis M. Terman et membre du Space, Telecommunications and… … Wikipédia en Français
