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Lempel-Ziv-Welch Compression Overview by Vlad Pașca is a document available to read on EtoBox.

Lempel–Ziv–Welch (LZW) is a lossless data compression algorithm that builds a dictionary of frequently encountered patterns in the input data and encodes them with fixed-length codes. It works by finding the longest match between the current input and strings in the dictionary, outputting the code for that string, and adding the new string to the dictionary. LZW compression became widely used and was able to compress English text files to around half their original size on average, though it has been replac

Author

Vlad Pașca

Language

EN