Your Top-Rated Shop Has One Rating: Partial Pooling Cuts Total Error 5.30x
Forty shops. One has 860 ratings. Five have exactly one. Shop #0 has a single rating, and that rating says 80.43 . It sits at the top of the leaderboard. Its true quality is 57.61 — above average, but nowhere near the top of anything. Partial pooling estimates it at 53.12 , and across all forty sho…
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- 2026-11-09 16:56 · DEV Community — Machine Learning
Your Top-Rated Shop Has One Rating: Partial Pooling Cuts Total Error 5.30x