Chi Wang
3 papers · Latest:
Information Retrieval
DynamicPO: Dynamic Preference Optimization for Recommendation
DynamicPO prevents preference optimization collapse in LLM-based recommendation by adaptively selecting boundary negatives and adjusting optimization strength.
2605.00327
Information RetrievalSample Is Feature: Beyond Item-Level, Toward Sample-Level Tokens for Unified Large Recommender Models
SIF encodes full historical samples into tokens for unified large recommender models, improving performance and resolving feature heterogeneity.
2604.15650
Artificial IntelligenceAutoGen: Enabling Next-Gen LLM Applications via Multi-Agent Conversation
AutoGen is an open-source framework that enables developers to create complex LLM applications by orchestrating customizable multi-agent conversations combining LLMs, humans, and tools.
2308.08155
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