In information theory, data compression, source coding, or bit-rate reduction is the process of encoding information using fewer bits than the original...

Data compression ratio, also known as compression power, is a measurement of the relative reduction in size of data representation produced by a data...

Lossless compression is a class of data compression that allows the original data to be perfectly reconstructed from the compressed data with no loss...

technology, lossy compression or irreversible compression is the class of data compression methods that uses inexact approximations and partial data discarding...

In data compression and psychoacoustics, transparency is the result of lossy data compression accurate enough that the compressed result is perceptually...

caused by the application of lossy compression. Lossy data compression involves discarding some of the media's data so that it becomes small enough to...

asymmetry, in the context of data compression, refer to the time relation between compression and decompression for a given compression algorithm. If an algorithm...

Image compression is a type of data compression applied to digital images, to reduce their cost for storage or transmission. Algorithms may take advantage...

lossless data compression algorithm that is focused on compression and decompression speed. It belongs to the LZ77 family of byte-oriented compression schemes...

Deflate (stylized as DEFLATE, and also called Flate) is a lossless data compression file format that uses a combination of LZ77 and Huffman coding. It...

Lempel–Ziv–Welch (LZW) is a universal lossless data compression algorithm created by Abraham Lempel, Jacob Ziv, and Terry Welch. It was published by Welch...

Smart Data Compression is a compressed GIS dataset format developed by Esri. It stores all types of feature data and attribute information together as...

In data compression, a universal code for integers is a prefix code that maps the positive integers onto binary codewords, with the additional property...

genomic re-sequencing data emphasizes the growing demand for efficient methods for genomic data compression. While standard data compression tools (e.g., zip...

year. The compression is performed in real time, as the signals are acquired; it calculates a compression decision before all the compressed data is received...

engine Compression (geology) Compression or compressive strength Data compression, reducing the data required for information Audio compression (data), reducing...

image compression algorithms (e.g. JPEG), S3TC's fixed-rate data compression coupled with the single memory access (cf. Color Cell Compression and some...

compression a video frame is compressed using different algorithms with different advantages and disadvantages, centered mainly around amount of data...

drives with compression, the compressibility of the data will affect the capacity.[how?] Tape is characterized by sequential access to data. While tape...

method of lossy compression for digital images, particularly for those images produced by digital photography. The degree of compression can be adjusted...

LZ77 and LZ78 are the two lossless data compression algorithms published in papers by Abraham Lempel and Jacob Ziv in 1977 and 1978. They are also known...

Arithmetic coding (AC) is a form of entropy encoding used in lossless data compression. Normally, a string of characters is represented using a fixed number...

HTTP compression is a capability that can be built into web servers and web clients to improve transfer speed and bandwidth utilization. HTTP data is compressed...

IANA. Compression-only formats should often be denoted by the media type of the decompressed data, with a content coding indicating the compression format...

runtime. Texture data is often the largest source of memory usage in a mobile application. In their seminal paper on texture compression, Beers, Agrawala...

and compression. A system that predicts the posterior probabilities of a sequence given its entire history can be used for optimal data compression (by...

particular type of optimal prefix code that is commonly used for lossless data compression. The process of finding or using such a code is Huffman coding, an...

to combine this with other forms of data compression and deduplication, it is distinct from newer approaches to data deduplication (which can operate at...

provide loop detection, authentication, transmission encryption, and data compression. PPP is used over many types of physical networks, including serial...

was intended as a replacement for LZW and other patent-encumbered data compression algorithms which, at the time, limited the usability of the compress...