Xiusi Chen
- Papers
- 12
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Authored papers
12CreativityBench: Evaluating Agent Creative Reasoning via Affordance-Based Tool Repurposing
arXiv 2026
ToolRL: Reward is All Tool Learning Needs
arXiv 2025
RM-R1: Reward Modeling as Reasoning
arXiv 2025
Internal Activation as the Polar Star for Steering Unsafe LLM Behavior
arXiv 2025
Perception-Aware Policy Optimization for Multimodal Reasoning
arXiv 2025
Beyond Sample-Level Feedback: Using Reference-Level Feedback to Guide Data Synthesis
arXiv 2025
Beyond Log Likelihood: Probability-Based Objectives for Supervised Fine-Tuning across the Model Capability Continuum
arXiv 2025
SMART: Self-Aware Agent for Tool Overuse Mitigation
arXiv 2025
Bridging Language and Items for Retrieval and Recommendation
arXiv 2024
SemiEvol: Semi-supervised Fine-tuning for LLM Adaptation
arXiv 2024
A Comprehensive Survey of Scientific Large Language Models and Their Applications in Scientific Discovery
arXiv 2024
Beyond Answers: Transferring Reasoning Capabilities to Smaller LLMs Using Multi-Teacher Knowledge Distillation
arXiv 2024
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