LZ may refer to:
==Computing== .lz, a filename extension for an lzip archive Abraham Lempel (born 1936) and Jacob Ziv (born 1931), Israeli computer scientists: Lempel-Ziv, prefix for family of data compression algorithms, sometimes used as beginning for file name extensions Lempel–Ziv–Markov chain algorithm
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).