Lempel–Ziv–Welch
Context tree weighting
Discrete cosine transform – Technique used in signal processing and data compression
LZMA – Lossless data compression algorithm
Lempel–Ziv–Storer–Szymanski – Lossless data compression algorithm
LZ77 and LZ78 – Lossless data compression algorithms
LZJB – Lossless data compression algorithm for ZFS
https://ja.wikipedia.org/wiki/Lempel–Ziv–Welch
https://en.wikipedia.org/wiki/Lempel–Ziv–Welch