Masking a watermark out of my index made retrieval worse in eval and better in reality — a lesson in query/index domain mismatch
I've been building on-device retrieval over ~4,700 trading-card images (fine-grained: many pairs differ only by artwork, and the catalogue is full of near-duplicates). Three results that surprised me, one of which I nearly shipped backwards. 1. The watermark thing, which is the interesting one. The…
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- 2026-09-25 08:25 · r/computervision
Masking a watermark out of my index made retrieval worse in eval and better in reality — a lesson in query/index domain mismatch