Rng or RNG may refer to:
==Science, technology, and mathematics== Random number generator Relative neighborhood graph, an undirected graph used in computational geometry RELAX NG, an XML schema language whose files use the extension .rng Rng (algebra), an algebraic structure similar to rings but without a multiplicative identity Renewable natural gas, a methane-enriched biogas
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).