Ph.D. student in Electronic Information at Harbin Institute of Technology, Shenzhen, supervised by Prof. Jianlong Wu.

My research interests focus on Multimodal Large Language Models, Multimodal Reasoning, Open-World Object Detection & Segmentation, and Video Understanding & Temporal Analysis.

• Research Intern, Xiaomi (2024.03 - 2024.09)

  • Open-world detection & segmentation for defect detection at Xiaomi Automobile Factory. Outperformed SAM2 with +4.6% AP50 and >30% boost on long-tail categories.

• CVPR Workshop, 5th PVUW Challenge (2026.02 - 2026.03)

  • 1st Place, 5th MOSE Challenge — Outperformed 2nd place by 1.75% J&F_new
  • 1st Place, 5th MeViS-Text Challenge — Outperformed 2nd place by 7.91% J&F

* Equal contribution   # Corresponding author

• [CVPR 2026] Breaking the Regional Perception Bottleneck of MLLMs via External Reasoning Framework

  Jinrong Zhang, Zhaoyang Xu, Xusheng He, Xinrui Li, Na Zheng, Jianlong Wu#

• [AAAI 2025] Just a Few Glances: Open-Set Visual Perception with Image Prompt Paradigm

  Jinrong Zhang, Penghui Wang, Chunxiao Liu, Wei Liu, Dian Jin, Qiong Zhang#, Erli Meng#, Zhengnan Hu

• [CVPR 2025] DTOS: Dynamic Time Object Sensing with Large Multimodal Model

  Jirui Tian*, Jinrong Zhang*, Shenglan Liu#, Luhao Xu, Zhixiong Huang, Gao Huang

• [TNNLS 2025] End-to-End Streaming Video Temporal Action Segmentation With Reinforcement Learning

  JinRong Zhang, WuJun Wen, ShengLan Liu, Gao Huang, YunHeng Li, QiFeng Li, Lin Feng#

• [ICME 2025] Flexible Streaming Temporal Action Segmentation with Diffusion Models

  Jinrong Zhang, Wujun Wen, Shenglan Liu, Sifan Zhang, Yuning Ding, Lin Feng#

• Outstanding Graduate, Dalian University of Technology
• International Underwater Robot Competition, Championship
• The 19th RoboMaster Robotics Competition, Second Prize
• China Robotics Competition (Underwater Robot Operations Project), Second Prize
• Chinese Collegiate Computing Competition, Second Prize