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From the 1 of 5 linked papers with an AI index.

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5 papers

cs.LG2026

When Does Muon Help Agentic Reinforcement Learning?

Kai Ruan, Jinghao Lin, Zihe Huang +4

Muon is competitive with AdamW in large-scale pre-training, but its operating regime in reinforcement-learning post-training remains unclear. We map this regime on ALFWorld, a spar…

cs.AI2026

Doomed from the Start: Early Abort of LLM Agent Episodes via a Recall-Controlled Probe Cascade

Kai Ruan, Zihe Huang, Ziqi Zhou +4

The paper proposes using lightweight linear probes on hidden states of large language model agents to predict failures early and abort doomed episodes, achieving large compute savi…

cs.CV2026

PianoFlow: Music-Aware Streaming Piano Motion Generation with Bimanual Coordination

Xuan Wang, Kai Ruan, Jiayi Han +2

Audio-driven bimanual piano motion generation requires precise modeling of complex musical structures and dynamic cross-hand coordination. However, existing methods often rely on a…

cs.CL2026

Evaluating LLMs' Divergent Thinking Capabilities for Scientific Idea Generation with Minimal Context

Kai Ruan, Xuan Wang, Jixiang Hong +3

While Large Language Models (LLMs) demonstrate remarkable capabilities in scientific tasks such as literature analysis and experimental design (e.g., accurately extracting key find…

cs.CV2025

X-MoGen: Unified Motion Generation across Humans and Animals

Xuan Wang, Kai Ruan, Liyang Qian +3

Text-driven motion generation has attracted increasing attention due to its broad applications in virtual reality, animation, and robotics. While existing methods typically model h…