activity
20242026
collaborators

6 papers

cs.AI2026

Is Next-Chunk Reasoning RL Really Better than SFT? Revisiting Training Strategies under no-CoT Data

Yinhao Tang, Youqing Fang, Yanan Sun +8

Recent work proposes next-chunk reasoning RL for leveraging no-CoT data---corpora such as worked solutions and textbook derivations that contain reasoning-rich content but lack exp…

cs.LG2026

Intern-S2-Preview: Scientific Agentic Foundation Model

Lei Bai, Jiaqi Cao, Chiyu Chen +121

Scientific discovery increasingly requires AI systems that can reason over scientific evidence of heterogeneous modalities, interact with scientific tools and environments, and sus…

cs.HC2026

MindCopilot: Towards Formalizing and Evaluating Granular Human-LLM Co-Writing

Youqing Fang, Yinhao Tang, Yanan Sun +8

Recent writing assistants are increasingly shifting from passive, prompt-driven interaction to proactive, suggestion-based completion, which integrates localized continuations into…

cs.LG2025

Intern-S1: A Scientific Multimodal Foundation Model

Lei Bai, Zhongrui Cai, Yuhang Cao +173

In recent years, a plethora of open-source foundation models have emerged, achieving remarkable progress in some widely attended fields, with performance being quite close to that…

cs.CL2025

Exploring the Limit of Outcome Reward for Learning Mathematical Reasoning

Chengqi Lyu, Songyang Gao, Yuzhe Gu +14

Reasoning abilities, especially those for solving complex math problems, are crucial components of general intelligence. Recent advances by proprietary companies, such as o-series…

cs.CL2024

MindSearch: Mimicking Human Minds Elicits Deep AI Searcher

Zehui Chen, Kuikun Liu, Qiuchen Wang +4

Information seeking and integration is a complex cognitive task that consumes enormous time and effort. Inspired by the remarkable progress of Large Language Models, recent works a…