The measurement of compressed data. For example, a file compressed into 1/4th of its original size can be expressed as 4:1, 25%, 75% or 2 bits per byte. See archive program and data compression. THIS ...

A compression technique that does not decompress digital data back to 100% of the original. Lossy methods can provide high degrees of compression and result in smaller compressed files, but some ...

Compression ratio is just the difference between the biggest and smallest volume in a cylinder. Smallest is when the piston’s at the top, biggest is when it’s at the bottom. So if the volume goes from ...