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Tim Kellogg
timkellogg.me
did:plc:ckaz32jwl6t2cno6fmuw2nhn
Limits of vector search
a new GDM paper shows that embeddings can’t represent combinations of concepts well
e.g. Dave likes blue trucks AND Ford trucks
even k=2 sub-predicates make SOTA embedding models fall apart
www.alphaxiv.org/pdf/2508.21038
https://www.alphaxiv.org/pdf/2508.21038
2025-08-31T11:07:05.107Z