activity
20242026
collaborators

10 papers

cs.DC2026

JoyNexus: Service-Oriented Multi-Tenant Post-Training for VLA Models

Haoran Sun, Wentao Zhang, Junyang Hua +18

The post-training of Vision-Language-Action (VLA) models is essential due to the diversity of simulators, robot embodiments, and task objectives. Existing compute services, whether…

cs.AI2026

D-VLA: A High-Concurrency Distributed Asynchronous Reinforcement Learning Framework for Vision-Language-Action Models

Yucheng Guo, Yongjian Guo, Zhong Guan +9

The rapid evolution of Embodied AI has enabled Vision-Language-Action (VLA) models to excel in multimodal perception and task execution. However, applying Reinforcement Learning (R…

cs.AI2026

RL-VLA: A Flexible and Asynchronous Reinforcement Learning Framework for VLA Training

Haoran Sun, Yongjian Guo, Zhong Guan +13

Reinforcement learning (RL) has emerged as a critical paradigm for post-training Vision-Language-Action (VLA) models, enabling embodied agents to adapt and improve through environm…

cs.RO2026

Thousand-GPU Large-Scale Training and Optimization Recipe for AI-Native Cloud Embodied Intelligence Infrastructure

Yongjian Guo, Yunxuan Ma, Haoran Sun +22

Embodied intelligence is a key step towards Artificial General Intelligence (AGI), yet its development faces multiple challenges including data, frameworks, infrastructure, and eva…

cs.CL2025

Probing the Difficulty Perception Mechanism of Large Language Models

Sunbowen Lee, Qingyu Yin, Chak Tou Leong +5

Large language models (LLMs) are increasingly deployed on complex reasoning tasks, yet little is known about their ability to internally evaluate problem difficulty, which is an es…

cs.SD2025

PoolingVQ: A VQVAE Variant for Reducing Audio Redundancy and Boosting Multi-Modal Fusion in Music Emotion Analysis

Dinghao Zou, Yicheng Gong, Xiaokang Li +2

Multimodal music emotion analysis leverages both audio and MIDI modalities to enhance performance. While mainstream approaches focus on complex feature extraction networks, we prop…