Look up compression or compressor in Wiktionary, the free dictionary. Compression may refer to: Compression (physics), size reduction due to forces Compression...

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

The compression ratio is the ratio between the maximum and minimum volume during the compression stage of the power cycle in a piston or Wankel engine...

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

Compression stockings (Flight Socks, Support Bandage) are a specialized hosiery designed to help prevent the occurrence of, and guard against further...

in two ways: compression set A and compression set B. This has the formal name compression set under constant force in air. In compression set A a force...

A compression artifact (or artefact) is a noticeable distortion of media (including images, audio, and video) caused by the application of lossy compression...

Dynamic range compression (DRC) or simply compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet...

signal compression include: Bandwidth compression Data compression Dynamic range compression Gain compression Image compression Lossy compression One-way...

In mechanics, compression is the application of balanced inward ("pushing") forces to different points on a material or structure, that is, forces with...

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

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

of the air in the cylinder due to mechanical compression; thus, the diesel engine is called a compression-ignition engine (CI engine). This contrasts with...

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

Compression garments are pieces of clothing that fit tightly around the skin. In medical contexts, compression garments provide support for people who...

Speech compression may refer to: Speech encoding, compression for transmission or storage, possibly to an unintelligible state, with decompression used...

A compression fitting is a fitting used in plumbing and electrical conduit systems to join two tubes or thin-walled pipes together. In instances where...

In astrophysics, gravitational compression is a phenomenon in which gravity, acting on the mass of an object, compresses it, reducing its size and increasing...

Audio compression may refer to: Audio compression (data), a type of lossy or lossless compression in which the amount of data in a recorded waveform is...

A compression release engine brake, compression brake, or decompression brake is an engine braking mechanism installed on some diesel engines. When activated...

Thoracic outlet syndrome (TOS) is a condition in which there is compression of the nerves, arteries, or veins in the superior thoracic aperture, the passageway...

Wage compression (also known as salary compression and pay compression) refers to the empirical regularity that wages for low-skilled workers and wages...

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...

Quantum compression may refer to: Data compression as it relates to quantum computing Quantum, one of several compression algorithms used by CAB This...

A compression lock, muscle lock, muscle slicer or muscle crusher, is a grappling hold that causes severe pain by pressing a muscle into a bone. A compression...

In the theory of 3-manifolds, a compression body is a kind of generalized handlebody. A compression body is either a handlebody or the result of the following...

Texture compression is a specialized form of image compression designed for storing texture maps in 3D computer graphics rendering systems. Unlike conventional...

In aerodynamics, compression lift refers to the increased pressure under an aircraft that uses shock waves generated by its own supersonic flight to generate...

In telecommunications, the term bandwidth compression has the following meanings: The reduction of the bandwidth needed to transmit a given amount of...

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...