Jingcheng Liang

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upvoted a paper 8 days ago

Evolution Fine-Tuning: Learning to Discover Across 371 Optimization Tasks

Paper • 2606.29082 • Published 13 days ago • 41

upvoted a paper 23 days ago

Zone of Proximal Policy Optimization: Teacher in Prompts, Not Gradients

Paper • 2606.18216 • Published 24 days ago • 63

upvoted 3 papers 3 months ago

Abstain-R1: Calibrated Abstention and Post-Refusal Clarification via Verifiable RL

Paper • 2604.17073 • Published Apr 18 • 9

SPPO: Sequence-Level PPO for Long-Horizon Reasoning Tasks

Paper • 2604.08865 • Published Apr 10 • 29

The Blind Spot of Agent Safety: How Benign User Instructions Expose Critical Vulnerabilities in Computer-Use Agents

Paper • 2604.10577 • Published Apr 12 • 27