lempel-ziv-welch (lzw) compression

Lempel-Ziv-Welch (LZW) compression is a lossless data compression algorithm that replaces repetitive or duplicated data with shorter codes to reduce the size of a file or data stream without losing any information. The process involves creating a dictionary of unique codes for each distinct pattern in the original data and using these codes to represent the patterns in the compressed data. LZW compression is commonly used in file transfer and storage applications to save disk space or reduce network bandwidth, and is widely supported by popular image, sound, and video file formats.

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