thumb|Logo of Compact Disc-ReWritable (CD-RW). thumb|CD-RW with distinctively darker data surface than a CD-R and a factory-pressed [[CD-ROM.]]
thumb|Logo of Compact Disc-ReWritable (CD-RW). thumb|CD-RW with distinctively darker data surface than a CD-R and a factory-pressed [[CD-ROM.]]
CD-RW (Compact Disc-Rewritable) is a digital optical disc storage format introduced by Ricoh in 1997. A CD-RW compact disc (CD-RWs) can be written, read, erased, and re-written.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).