activity
20242026
most citedSTAlloc: Enhancing Memory Efficiency in Large-Scale Model Training with Spatio-Temporal Planning

1 citations · 1 across the 13 of their papers we have counts for

collaborators

13 papers

cs.CL2026

NeoHorse-1: Towards Recursive Self-Improvement via Agentic Post-Training with Routing Harness

NeoHorse Team, Guoliang Cao, Guohao Dai +34

Recursive self-improvement (RSI) requires a concrete mechanism through which an AI system observes its capabilities and converts that evidence into the next round of learning. We p…

cs.RO2026

STEAM: Self-Supervised Temporal Ensemble Advantage Modeling for Real-World Robot Learning

Zhihao Liu, Qiuyi Gu, Yitao Wang +16

Real-world robot learning increasingly relies on heterogeneous data, but demonstrations and rollouts often mix useful progress with stalls, corrections, and suboptimal behavior. Ef…

cs.LG2026

DynaTrain: Fast Online Parallelism Switching for Elastic LLM Training

Yuanqing Wang, Yuchen Zhang, Hao Lin +9

Modern large language model (LLM) training is inherently dynamic: resource fluctuations, RLHF phase shifts, and cluster elasticity continually reshape the optimal parallelism layou…

cs.AI2026

WideSeek-R1: Exploring Width Scaling for Broad Information Seeking via Multi-Agent Reinforcement Learning

Zelai Xu, Zhexuan Xu, Ruize Zhang +7

Recent advancements in Large Language Models (LLMs) have largely focused on depth scaling, where a single agent solves long-horizon problems with multi-turn reasoning and tool use.…

cs.RO2026

WoVR: World Models as Reliable Simulators for Post-Training VLA Policies with RL

Zhennan Jiang, Shangqing Zhou, Yutong Jiang +11

Reinforcement learning (RL) promises to unlock capabilities beyond imitation learning for Vision--Language--Action (VLA) models, but its requirement for massive real-world interact…

cs.RO2026

USER: A Unified and Extensible System for Real-World Online Policy Learning in Embodied AI

Hongzhi Zang, Shu'ang Yu, Hao Lin +14

Online policy learning directly in the physical world is a promising yet challenging direction for embodied intelligence. Unlike simulation, real-world systems cannot be arbitraril…

cs.DC2025

FUSCO: High-Performance Distributed Data Shuffling via Transformation-Communication Fusion

Zhuoran Zhu, Chunyang Zhu, Hao Lin +9

Large-scale Mixture-of-Experts (MoE) models rely on \emph{expert parallelism} for efficient training and inference, which splits experts across devices and necessitates distributed…

cs.AI2025

Reducing Latency of LLM Search Agent via Speculation-based Algorithm-System Co-Design

Zixiao Huang, Wen Zeng, Tianyu Fu +10

LLM-based search agents achieve strong performance but suffer from severe latency, as each step requires serialized LLM reasoning followed by action of tool execution. We revisit t…

cs.LG2025

: Online RL Fine-tuning for Flow-based Vision-Language-Action Models

Kang Chen, Zhihao Liu, Tonghe Zhang +11

Vision-Language-Action (VLA) models enable robots to understand and perform complex tasks from multimodal input. Although recent work explores using reinforcement learning (RL) to…

cs.RO2025

RLinf-VLA: A Unified and Efficient Framework for Reinforcement Learning of Vision-Language-Action Models

Hongzhi Zang, Mingjie Wei, Si Xu +15

Recent studies have demonstrated the potential of reinforcement learning (RL) to improve the task performance of vision-language-action (VLA) models through interaction. However, c…

cs.LG2025

RLinf: Flexible and Efficient Large-scale Reinforcement Learning via Macro-to-Micro Flow Transformation

Chao Yu, Yuanqing Wang, Zhen Guo +26

Reinforcement learning (RL) has demonstrated immense potential in advancing artificial general intelligence, agentic intelligence, and embodied intelligence. However, the inherent…

cs.LG2025★ 1 cited

STAlloc: Enhancing Memory Efficiency in Large-Scale Model Training with Spatio-Temporal Planning

Zixiao Huang, Junhao Hu, Hao Lin +9

The rapid scaling of large language models (LLMs) has significantly increased GPU memory pressure, which is further aggravated by training optimization techniques such as virtual p…

cs.DC2024

HETHUB: A Distributed Training System with Heterogeneous Cluster for Large-Scale Models

Si Xu, Zixiao Huang, Yan Zeng +11

Training large-scale models relies on a vast number of computing resources. For example, training the GPT-4 model (1.8 trillion parameters) requires 25000 A100 GPUs . It is a chall…