Hirschberg, Daniel S. School of Information and Computer Science, University of California, Irvine, California.
Last reviewed:January 2020
- Basic principles
- Source data
- Coding techniques
- Digitized audio and video signals
- Waveform compression
- Parametric encoders
- Related Primary Literature
- Additional Reading
The process of transforming information from one representation to another smaller representation from which the original, or a close approximation to it, can be recovered. The compression and decompression processes are often referred to as encoding and decoding. Data compression has important applications in the areas of data storage and data transmission. Besides compression savings, other parameters of concern include encoding and decoding speeds and workspace requirements, the ability to access and decode partial files, and error generation and propagation.
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