LZW compression is a method to reduce the size of Tag Image File Format (TIFF) or Graphics Interchange Format (GIF) files. The LZW compression algorithm reads a sequence of symbols, groups those ...

Until now, compression algorithms such as the Lempel-Ziv-Welch (LZW) have been implemented in software. This provided acceptable compression performance in many older systems. But with today's ...

Abraham Lempel, the Israeli computer scientist who is the L in LZW, has died at the age of 86. His work on lossless data compression algorithms is the basis of the ZIP file format and the many ...