thumb|right|Lapping machine. Lapping is a machining process in which two surfaces are rubbed together with an abrasive between them, by hand movement or using a machine.
thumb|right|Lapping machine. Lapping is a machining process in which two surfaces are rubbed together with an abrasive between them, by hand movement or using a machine.
Lapping often follows other subtractive processes with more aggressive material removal as a first step, such as milling and/or grinding.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).