Publications

2026

1. 

   Stepping VLMs onto the Court: Benchmarking Spatial Intelligence in Sports

   Yuchen Yang, Yuqing Shao, Duxiu Huang, Linfeng Dong, Yifei Liu, Suixin Tang, Xiang Zhou, Yuanyuan Gao, Wei Wang, Yue Zhou, Xue Yang, Yanfeng Wang, Xiao Sun, and Zhihang Zhong

   In arXiv, 2026

   Bib PDF Code Website

   @inproceedings{yang2026spatial,
     title = {Stepping VLMs onto the Court: Benchmarking Spatial Intelligence in Sports},
     author = {Yang, Yuchen and Shao, Yuqing and Huang, Duxiu and Dong, Linfeng and Liu, Yifei and Tang, Suixin and Zhou, Xiang and Gao, Yuanyuan and Wang, Wei and Zhou, Yue and Yang, Xue and Wang, Yanfeng and Sun, Xiao and Zhong, Zhihang},
     year = {2026},
     booktitle = {arXiv},
   }

2. 

   From Detection to Association: Learning Discriminative Object Embeddings for Multi-Object Tracking

   Yuqing Shao*, Yuchen Yang*, Rui Yu*, Weilong Li, Xu Guo, Huaicheng Yan, Wei Wang, and Xiao Sun

   In CVPR, 2026

   Bib PDF Code

   @inproceedings{shao2025detection,
     title = {From Detection to Association: Learning Discriminative Object Embeddings for Multi-Object Tracking},
     author = {Shao*, Yuqing and Yang*, Yuchen and Yu*, Rui and Li, Weilong and Guo, Xu and Yan, Huaicheng and Wang, Wei and Sun, Xiao},
     booktitle = {CVPR},
     year = {2026},
   }

3. 

   RacketVision: A Multiple Racket Sports Benchmark for Unified Ball and Racket Analysis

   Linfeng Dong, Yuchen Yang, Hao Wu, Wei Wang, Yuenan Hou, Zhihang Zhong, and Xiao Sun

   In AAAI, Oral, 2026

   Bib PDF Code

   @inproceedings{dong2025racketvision,
     title = {RacketVision: A Multiple Racket Sports Benchmark for Unified Ball and Racket Analysis},
     author = {Dong, Linfeng and Yang, Yuchen and Wu, Hao and Wang, Wei and Hou, Yuenan and Zhong, Zhihang and Sun, Xiao},
     booktitle = {AAAI, Oral},
     year = {2026},
   }

2025

1. 

   Learnable SMPLify: A Neural Solution for Optimization-Free Human Pose Inverse Kinematics

   Yuchen Yang, Linfeng Dong, Wei Wang, Zhihang Zhong, and Xiao Sun

   In arXiv, 2025

   Bib PDF Code

   @inproceedings{yang2025learnable,
     title = {Learnable SMPLify: A Neural Solution for Optimization-Free Human Pose Inverse Kinematics},
     author = {Yang, Yuchen and Dong, Linfeng and Wang, Wei and Zhong, Zhihang and Sun, Xiao},
     booktitle = {arXiv},
     year = {2025},
   }

2. 

   UniCache: A Unified Batch-Level Learning-Based Content Caching

   Yanting Chen, Xu Zhang, Yuchen Yang, Chengying Huan, Shaonan Ma, Jiawei Ye, Peng Wang, and Jie Wu

   In IWQoS, 2025

   Bib PDF

   @inproceedings{chen2025unicache,
     title = {UniCache: A Unified Batch-Level Learning-Based Content Caching},
     author = {Chen, Yanting and Zhang, Xu and Yang, Yuchen and Huan, Chengying and Ma, Shaonan and Ye, Jiawei and Wang, Peng and Wu, Jie},
     booktitle = {IWQoS},
     year = {2025},
   }

3. 

   SGA-INTERACT: A 3D Skeleton-based Benchmark for Group Activity Understanding in Modern Basketball Tactic

   Yuchen Yang, Wei Wang, Yifei Liu, Linfeng Dong, Hao Wu, Mingxin Zhang, Zhihang Zhong, and Xiao Sun

   In arXiv, 2025

   Bib PDF Code

   @inproceedings{yang2025sga,
     title = {SGA-INTERACT: A 3D Skeleton-based Benchmark for Group Activity Understanding in Modern Basketball Tactic},
     author = {Yang, Yuchen and Wang, Wei and Liu, Yifei and Dong, Linfeng and Wu, Hao and Zhang, Mingxin and Zhong, Zhihang and Sun, Xiao},
     booktitle = {arXiv},
     year = {2025},
   }

2024

1. 

   X as Supervision: Contending with Depth Ambiguity in Unsupervised Monocular 3D Pose Estimation

   Yuchen Yang, Xuanyi Liu, Xing Gao, Zhihang Zhong, and Xiao Sun

   In arXiv, 2024

   Bib PDF Code

   @inproceedings{yang2024X,
     title = {X as Supervision: Contending with Depth Ambiguity in Unsupervised Monocular 3D Pose Estimation},
     author = {Yang, Yuchen and Liu, Xuanyi and Gao, Xing and Zhong, Zhihang and Sun, Xiao},
     year = {2024},
     booktitle = {arXiv},
   }

2. 

   Mask as Supervision: Leveraging Unified Mask Information for Unsupervised 3D Pose Estimation

   Yuchen Yang, Yu Qiao, and Xiao Sun

   In ECCV, 2024

   Bib PDF Code

   @inproceedings{yang2023mask,
     title = {Mask as Supervision: Leveraging Unified Mask Information for Unsupervised 3D Pose Estimation},
     author = {Yang, Yuchen and Qiao, Yu and Sun, Xiao},
     year = {2024},
     booktitle = {ECCV},
   }

2023

1. 

   DetZero: Rethinking Offboard 3D Object Detection with Long-term Sequential Point Clouds

   Tao Ma, Xuemeng Yang, Hongbin Zhou, Xin Li, Botian Shi, Junjie Liu, Yuchen Yang, Zhizheng Liu, Liang He, Yu Qiao, Yikang Li, and Hongsheng Li

   In ICCV, 2023

   Bib PDF Code

   @inproceedings{Ma_2023_ICCV,
     author = {Ma, Tao and Yang, Xuemeng and Zhou, Hongbin and Li, Xin and Shi, Botian and Liu, Junjie and Yang, Yuchen and Liu, Zhizheng and He, Liang and Qiao, Yu and Li, Yikang and Li, Hongsheng},
     title = {DetZero: Rethinking Offboard 3D Object Detection with Long-term Sequential Point Clouds},
     booktitle = {ICCV},
     year = {2023},
     pages = {6736-6747},
   }

2. 

   UniSeg: A Unified Multi-Modal LiDAR Segmentation Network and the OpenPCSeg Codebase

   Youquan Liu, Runnan Chen, Xin Li, Lingdong Kong, Yuchen Yang, Zhaoyang Xia, Yeqi Bai, Xinge Zhu, Yuexin Ma, Yikang Li, Yu Qiao, and Yuenan Hou

   In ICCV, 2023

   Bib PDF Code

   @inproceedings{Liu_2023_ICCV,
     author = {Liu, Youquan and Chen, Runnan and Li, Xin and Kong, Lingdong and Yang, Yuchen and Xia, Zhaoyang and Bai, Yeqi and Zhu, Xinge and Ma, Yuexin and Li, Yikang and Qiao, Yu and Hou, Yuenan},
     title = {UniSeg: A Unified Multi-Modal LiDAR Segmentation Network and the OpenPCSeg Codebase},
     booktitle = {ICCV},
     year = {2023},
     pages = {21662-21673},
   }

3. 

   LoGoNet: Towards Accurate 3D Object Detection With Local-to-Global Cross-Modal Fusion

   Xin Li, Tao Ma, Yuenan Hou, Botian Shi, Yuchen Yang, Youquan Liu, Xingjiao Wu, Qin Chen, Yikang Li, Yu Qiao, and Liang He

   In CVPR, 2023

   Bib PDF Code

   @inproceedings{Li_2023_CVPR,
     author = {Li, Xin and Ma, Tao and Hou, Yuenan and Shi, Botian and Yang, Yuchen and Liu, Youquan and Wu, Xingjiao and Chen, Qin and Li, Yikang and Qiao, Yu and He, Liang},
     title = {LoGoNet: Towards Accurate 3D Object Detection With Local-to-Global Cross-Modal Fusion},
     booktitle = {CVPR},
     year = {2023},
     pages = {17524-17534},
   }

2021

1. 

   Dual-Modality Vehicle Anomaly Detection via Bilateral Trajectory Tracing

   Jingyuan Chen*, Guanchen Ding*, Yuchen Yang*, Wenwei Han, Kangmin Xu, Tianyi Gao, Zhe Zhang, Wanping Ouyang, Hao Cai, and Zhenzhong Chen

   In CVPR Workshops, 2021

   Bib PDF

   @inproceedings{Chen_2021_CVPR,
     author = {Chen*, Jingyuan and Ding*, Guanchen and Yang*, Yuchen and Han, Wenwei and Xu, Kangmin and Gao, Tianyi and Zhang, Zhe and Ouyang, Wanping and Cai, Hao and Chen, Zhenzhong},
     title = {Dual-Modality Vehicle Anomaly Detection via Bilateral Trajectory Tracing},
     booktitle = {CVPR Workshops},
     year = {2021},
     pages = {4016-4025},
   }