Xinfeng Li's picture

Xinfeng Li

LetterJohn

·

AI & ML interests

Trustworthy AI, AI for Security & Privacy

Recent Activity

upvoted a paper 4 days ago

BandPO: Bridging Trust Regions and Ratio Clipping via Probability-Aware Bounds for LLM Reinforcement Learning

upvoted a paper about 1 month ago

AgentDoG: A Diagnostic Guardrail Framework for AI Agent Safety and Security

upvoted a paper about 2 months ago

Evolving Programmatic Skill Networks

View all activity

Organizations

LetterJohn 's datasets

None public yet