Zhongwei Ren

任中伟

I am a fourth-year PhD student at Institute of Information Science, Beijing Jiaotong University, advised by Prof. Yunchao Wei. Currently, I am also a research intern at ByteDance.

My research interests include multimodal learning, world model and generative model. Feel free to reach me at maverickrzw@gmail.com.

Google Scholar X / Twitter

EXPERIENCES

Beijing Jiaotong University

PhD Student

Sep 2022 — Present

Advisor: Prof. Yunchao Wei

ByteDance, TikTok

Research Intern

Dec 2025 — Present

Mentor: Xiangtai Li

ByteDance Seed

Research Intern

Jul 2023 — Dec 2025

Mentor: Jiaoshi Feng, Xiaojie Jin

ByteDance, Intelligent Creation

Research Intern

Dec 2021 — Jul 2023

Mentor: Jiaoshi Feng, Xiaojie Jin

EDUCATION

Beijing Jiaotong University

PhD Student

Sep 2022 — Jun 2027

Advisor: Prof. Yunchao Wei

Beijing Jiaotong University

Bachelor's Degree

Sep 2018 — Jun 2022

PUBLICATIONS

* equal contribution

VideoWorld 2: Learning Transferable Knowledge from Real-world Videos

Zhongwei Ren, Yunchao Wei, Xiao Yu, Guixun Luo, Yao Zhao, Bingyi Kang, Jiashi Feng, Xiaojie Jin

CVPR, 2026

Project Page / arXiv / Code

VideoWorld teaser

VideoWorld: Exploring Knowledge Learning from Unlabeled Videos

Zhongwei Ren, Yunchao Wei, Xun Guo, Yao Zhao, Bingyi Kang, Jiashi Feng, Xiaojie Jin

CVPR, 2025

Project Page / arXiv / Code

PixelLM: Pixel Reasoning with Large Multimodal Model

Zhongwei Ren*, Zhicheng Huang*, Yunchao Wei, Yao Zhao, Dongmei Fu, Jiashi Feng, Xiaojie Jin

CVPR, 2024

Project Page / arXiv / Code

X-ray detection teaser

Can a Second-View Image Be a Language? Geometric and Semantic Cross-Modal Reasoning for X-ray Prohibited Item Detection

Chuang Peng, Renshuai Tao, Zhongwei Ren, Xianglong Liu, Yunchao Wei

CVPR, 2026

arXiv