data compression

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• data compression — noun (computing) Altering the form of data to reduce its storage space • • • Main Entry: ↑data * * * data compression UK US noun [uncountable] computing the process of changing information into a smaller form that can be stored more easily or… …   Useful english dictionary

• Data compression —   Data in computers are normally stored in a way which causes every character (including spaces) to occupy the same amount of memory space. This is usually an eight digit code consisting of 0s and 1s. As the amount of data needed to be held in… …   International financial encyclopaedia

• Data compression — Source coding redirects here. For the term in computer programming, see Source code. In computer science and information theory, data compression, source coding or bit rate reduction is the process of encoding information using fewer bits than… …   Wikipedia

• data compression — Process of reducing the amount of data needed for storage or transmission of a given piece of information (text, graphics, video, sound, etc.), typically by use of encoding techniques. Data compression is characterized as either lossy or lossless …   Universalium

• data compression —    Any method of encoding data so that it occupies less space than it did in its original form, thus allowing that data to be stored, backed up, retrieved, or transmitted more efficiently. Data compression is used in fax and many other forms of… …   Dictionary of networking

• data compression — Some modems have the capability to squash data so that it takes up less space. When another modem (with this capability) receives the data, it unsquashes it to its original form. By using data compression, a modem can send information faster …   Dictionary of telecommunications

• Data Compression —   Techniques used to reduce the amount of redundant information being held in or transmitted by a computer system. Data compression techniques allow more data to be stored in a computer and more data to be electronically transmitted than would… …   International financial encyclopaedia

• data compression — duomenų spūda statusas T sritis radioelektronika atitikmenys: angl. data compression vok. Datenkompression, f rus. сжатие данных, n pranc. compression de données, f …   Radioelektronikos terminų žodynas

• Data compression ratio — Data compression ratio, also known as compression power, is a computer science term used to quantify the reduction in data representation size produced by a data compression algorithm. The data compression ratio is analogous to the physical… …   Wikipedia

• Data compression symmetry — Symmetry and asymmetry, in the context of data compression, refer to the time relation between compression and decompression for a given compression algorithm. If an algorithm takes the same time to compress a data archive as it does to… …   Wikipedia

• data compression protocol — standard for data compression in communications transfer between computers …   English contemporary dictionary