arxiv
PublishedMay 29, 2026 at 4:00 AM
Entity-Collision: A Stratified Protocol for Attributing Retrieval Lift in Agent Memory
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arXiv:2605.29630v1 Announce Type: cross Abstract: End-to-end agent-memory benchmarks report a single hit@k per retriever, confounding lexical leakage (uncontrolled query/gold/distractor entity overlap) with tag-mixing (preferences, services, tools averaged together). We propose entity-collision, a s
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