thumb|right|DVHD disc showing its elasticity
thumb|right|DVHD disc showing its elasticity
VCDHD (Versatile Compact Disc High Density) is an optical disc standard, similar to CD or DVD. The technology for VCDHD was invented by Andrei Tropillo. Since the name of the technology is similar to VCD, it's also marketed using the name DVHD (Disc Versatile High Density).
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).