quantized image

См. также в других словарях:

• Digital image — A digital image is a numeric representation (normally binary) of a two dimensional image. Depending on whether or not the image resolution is fixed, it may be of vector or raster type. Without qualifications, the term digital image usually refers …   Wikipedia

• Object categorization from image search — In computer vision, the problem of object categorization from image search is the problem of training a classifier to recognize categories of objects, using only the images retrieved automatically with an Internet search engine. Ideally,… …   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

• dequantization — noun The restoration of missing detail in a quantized image …   Wiktionary

• 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

• spectroscopy — spectroscopist /spek tros keuh pist/, n. /spek tros keuh pee, spek treuh skoh pee/, n. the science that deals with the use of the spectroscope and with spectrum analysis. [1865 70; SPECTRO + SCOPY] * * * Branch of analysis devoted to identifying… …   Universalium

• 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

• Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics       Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity.       Computer scientist Manindra Agrawal of the… …   Universalium

• 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

• History of optics — Optics began with the development of lenses by the ancient Egyptians and Mesopotamians, followed by theories on light and vision developed by ancient Greek and Indian philosophers, and the development of geometrical optics in the Greco Roman… …   Wikipedia

• Video codec — A video codec is a device or software that enables video compression and/or decompression for digital video. The compression usually employs lossy data compression. Historically, video was stored as an analog signal on magnetic tape. Around the… …   Wikipedia