Ximeng Sun
- Papers
- 7
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7papers
Authored papers
7Stabilizing Efficient Reasoning with Step-Level Advantage Selection
arXiv 2026
TermiGen: High-Fidelity Environment and Robust Trajectory Synthesis for Terminal Agents
arXiv 2026
Unleashing Hour-Scale Video Training for Long Video-Language Understanding
arXiv 2025
Instella: Fully Open Language Models with Stellar Performance
arXiv 2025
Directional Reasoning Injection for Fine-Tuning MLLMs
arXiv 2025
Self-Taught Agentic Long Context Understanding
arXiv 2025
CaptionQA: Is Your Caption as Useful as the Image Itself?
arXiv 2025
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