LRS may refer to:
==Science and technology== Lactated Ringer's solution, used for intravenous administration Learning Record Store, a data store system Linear recursive sequence, a recurrence relation used in mathematics Linear reference system, a method of spatial referencing along a line Limited Rate Support, a Wi-Fi mode; see IEEE 802.11g-2003
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).