What is Data Compression and How Does It Work?

compression Compression is an automatic volume control It turns down the volume when a signal becomes louder than a set level and turns it back up when the signal drops

The need for compression Modern computers can store increasingly large numbers of files, but file size still matters The smaller our files are, the more files compression compression alternate transforms,56 fractal compression, 57¥8 wavelet compression, 56 audio compression, 58 audiorate control, 60 sub-band compression,58¥60