QS may refer to:
==Business== QS mark (for "quality and safety"), on Chinese products Quacquarelli Symonds, an education and careers networking company QS World University Rankings, an annual publication Quality System (QS) Regulation, a business process Quantity surveyor, a professional in the construction industry concerned with costs and contracts Travel Service (IATA airline designator QS) Quadraphonic sound, the Sansui QS Regular Matrix system
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).