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Zhibang Yang

6 accepted papers

2026

GPS: Directed Acyclic Graph guided Proactive Information Seeking in Large Language Models

ICLR 2026poster

Equipping Large Language Models (LLMs) with the ability to proactively ask clarifying questions is essential to mitigate ambiguity when faced with underspecified user queries in retrieval-augmented generation (RAG) systems. However, existing methods often neglect the rule-based reasoning structures…

Cited by 0SourceScholar
2026

Toward Better EHR Reasoning in LLMs: Reinforcement Learning with Expert Attention Guidance

AAAI 2026technical

Improving large language models (LLMs) for electronic health record (EHR) reasoning is essential for enabling accurate and generalizable clinical predictions. While LLMs excel at medical text understanding, they underperform on EHR-based prediction tasks due to challenges in modeling temporally stru

Cited by 0SourcePDFScholar
2026

What Do Agents Learn from Trajectory-SFT: Semantics or Interfaces?

ICML 2026spotlight

Large language models are increasingly evaluated as interactive agents, yet standard agent benchmarks conflate two qualitatively distinct sources of success: semantic tool-use and interface-specific interaction pattern memorization. Because both mechanisms can yield identical task success on the ori…

Cited by 0SourceScholar
2025

TOTF: Missing-Aware Encoders for Clustering on Multi-View Incomplete Attributed Graphs

IJCAI 2025

As the network data in real life become multi-modal and multi-relational, multi-view attributed graphs have garnered significant attention. Numerous methods have achieved excellent performance in multi-view attributed graph clustering; however, they cannot efficiently handle incomplete attribute sce

Cited by 0SourcePDFScholar
2024

Parameter Efficient Quasi-Orthogonal Fine-Tuning via Givens Rotation

ICML 2024poster

With the increasingly powerful performances and enormous scales of pretrained models, promoting parameter efficiency in fine-tuning has become a crucial need for effective and efficient adaptation to various downstream tasks. One representative line of fine-tuning methods is Orthogonal Fine-tuning (…

Cited by 11SourcePDFScholar
2024

Temporal Domain Generalization via Learning Instance-level Evolving Patterns

IJCAI 2024poster

Temporal Domain Generalization (TDG) aims at learning models under temporally evolving data distributions and achieving generalization to unseen future data distributions following the evolving trend. Existing advanced TDG methods learn the evolving patterns through the collective behaviors observed…