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From the 1 of 22 linked papers with an AI index.

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20242026
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cs.AI2026

Answer Presence Drives RAG Rewriting Gains

Yuejie Li, Yueying Hua, Ke Yang +7

Retrieval-augmented QA pipelines often route retrieved passages through an LLM \emph{rewriter} before a smaller reader, lifting F1 by tens of points on multi-hop benchmarks; this g…

cs.AI2026

BiasGRPO: Stabilizing Bias Mitigation in High-Variance Reward Landscapes via Group-Relative Policy Optimization

Saket Reddy, Ke Yang, ChengXiang Zhai

Mitigating social bias in Large Language Models (LLMs) presents a distinct alignment challenge: unlike verifiable tasks, bias lacks a single ground truth, creating a high-variance,…

cs.AI2025

ERA: Transforming VLMs into Embodied Agents via Embodied Prior Learning and Online Reinforcement Learning

Hanyang Chen, Mark Zhao, Rui Yang +15

Recent advances in embodied AI highlight the potential of vision language models (VLMs) as agents capable of perception, reasoning, and interaction in complex environments. However…

cs.AI2025

Ten Principles of AI Agent Economics

Ke Yang, ChengXiang Zhai

The rapid rise of AI-based autonomous agents is transforming human society and economic systems, as these entities increasingly exhibit human-like or superhuman intelligence. From…

cs.AI2025

AgentOccam: A Simple Yet Strong Baseline for LLM-Based Web Agents

Ke Yang, Yao Liu, Sapana Chaudhary +4

Autonomy via agents using large language models (LLMs) for personalized, standardized tasks boosts human efficiency. Automating web tasks (like booking hotels within a budget) is i…