quantization step

См. также в других словарях:

• Quantization (signal processing) — In digital signal processing, quantization is the process of approximating a continuous range of values (or a very large set of possible discrete values) by a relatively small set of discrete symbols or integer values.More specifically, a signal… …   Wikipedia

• Vector quantization — is a classical quantization technique from signal processing which allows the modeling of probability density functions by the distribution of prototype vectors. It was originally used for data compression. It works by dividing a large set of… …   Wikipedia

• JPEG — For other uses, see JPEG (disambiguation). Joint Photographic Experts Group A photo of a cat compressed with successively more lossy compression ratios from right to left Filename extension .jpg …   Wikipedia

• Analog-to-digital converter — An analog to digital converter (abbreviated ADC, A/D or A to D) is an electronic integrated circuit, which converts continuous signals to discrete digital numbers. The reverse operation is performed by a digital to analog converter… …   Wikipedia

• JPEG 2000 — Infobox file format name = JPEG 2000 caption = Comparison of JPEG 2000 with the original JPEG format. extension = .jp2, .j2k mime = image/jp2 owner = Joint Photographic Experts Group creatorcode = jp2 genre = graphics file format containerfor =… …   Wikipedia

• Progressive Graphics File — Infobox file format name = PGF extension = .pgf mime = owner = xeraina GmbH creatorcode = type = wavelet based bitmapped image format container for = contained by = extended from = extended to = PGF (Progressive Graphics File) is a wavelet based… …   Wikipedia

• Molecular Hamiltonian — In atomic, molecular, and optical physics as well as in quantum chemistry, molecular Hamiltonian is the name given to the Hamiltonian representing the energy of the electrons and nuclei in a molecule. This Hermitian operator and the associated… …   Wikipedia

• Pulse-code modulation — PCM redirects here. For other uses, see PCM (disambiguation). Pulse code modulation (PCM) is a method used to digitally represent sampled analog signals. It is the standard form for digital audio in computers and various Blu ray, Compact Disc and …   Wikipedia

• Deblocking filter (video) — A deblocking filter is a video filter applied to blocks in decoded video to improve visual quality and prediction performance by smoothing the sharp edges which can form between macroblocks when block coding techniques are used. The filter aims… …   Wikipedia

• Oscilloscope types — This is a subdivision of the Oscilloscope article, discussing the various types and models of oscilloscopes in greater detail. Contents 1 Cathode ray oscilloscope (CRO) 1.1 Dual beam oscilloscope 2 Analog storage oscilloscope …   Wikipedia

• шаг квантования профиля по уровню — Δy Расстояние между соседними отсчетами при измерении значения каждой ординаты профиля цифровыми методами. Примечание Значение ординаты профиля округляется при дискретном измерении целого числа n шагов квантования , , где …   Справочник технического переводчика