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News/Beyond Aggregate Accuracy: Item-Level Transitions in Prompt Optimization
arxiv
PublishedOctober 15, 2026 at 4:00 AM

Beyond Aggregate Accuracy: Item-Level Transitions in Prompt Optimization

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arXiv:2610.19084v1 Announce Type: cross Abstract: Automatic prompt optimization (APO) uses feedback from model responses to improve prompts automatically. However, its effectiveness is usually measured through overall scores, which do not reveal which questions become correct, which previously corre

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