Qifan Wang
3 papers · Latest:
Artificial Intelligence
Remember the Decision, Not the Description: A Rate-Distortion Framework for Agent Memory
This paper introduces a decision-centric rate-distortion framework for agent memory, proposing DeMem to optimize memory by preserving distinctions crucial for decisions.
2605.10870
Information RetrievalObjective Shaping with Hard Negatives: Windowed Partial AUC Optimization for RL-based LLM Recommenders
This paper introduces Windowed Partial AUC (WPAUC) and TAWin RL to optimize LLM recommenders, improving Top-K performance by better handling hard negatives.
2604.22504
Machine LearningCORA: Conformal Risk-Controlled Agents for Safeguarded Mobile GUI Automation
CORA is a risk-controlled GUI agent providing statistical guarantees against harmful actions in autonomous mobile GUI automation.
2604.09155
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