Jiawei Ren

jiawei011 AT e.ntu.edu.sg

I am a final-year PhD student in Computer Science at MMLab@NTU, advised by Prof. Ziwei Liu.

My research interest lies in computer vision and graphics:

Github  /  Google Scholar

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Selected Publications

    3D/4D Generation

  • Feed-Forward Bullet-Time Reconstruction of Dynamic Scenes from Monocular Videos
    Hanxue Liang*, Jiawei Ren*, Ashkan Mirzaei*, Antonio Torralba, Ziwei Liu, Igor Gilitschenski, Sanja Fidler, Sanja Fidler, Cengiz Oztireli, Huan Ling, Zan Gojcic, Jiahui Huang
    arxiv, 2024
    Arxiv / Project Page

  • L4GM: Large 4D Gaussian Reconstruction Model
    Jiawei Ren, Kevin Xie, Ashkan Mirzaei, Hanxue Liang, Xiaohui Zeng, Karsten Kreis, Ziwei Liu, Antonio Torralba, Sanja Fidler, Seung Wook Kim, Huan Ling
    NeurIPS, 2024
    Arxiv / Code / Project Page

  • DreamGaussian4D: Generative 4D Gaussian Splatting
    Jiawei Ren*, Liang Pan*, Jiaxiang Tang, Chi Zhang, Ang Cao, Gang Zeng, Ziwei Liu
    preprint, 2023
    Arxiv / Code / Project Page

  • DreamGaussian: Generative Gaussian Splatting for Efficient 3D Content Creation
    Jiaxiang Tang, Jiawei Ren, Hang Zhou, Ziwei Liu, Gang Zeng
    ICLR, 2024   (Oral)
    Arxiv / Code / Project Page / Demo

    • Image/Video Generation

  • Move Anything with Layered Scene Diffusion
    Jiawei Ren, Mengmeng Xu, Jui-Chieh Wu, Ziwei Liu, Tao Xiang, Antoine Toisoul
    CVPR, 2024
    Arxiv

  • GenTron: Delving Deep into Diffusion Transformers for Image and Video Generation
    Shoufa Chen*, Mengmeng Xu*, Jiawei Ren, Yuren Cong, Sen He, Yanping Xie, Animesh Sinha, Ping Luo, Tao Xiang, Juan-Manuel Perez-Rua
    CVPR, 2024
    Arxiv / Project Page

    • Physics-based Character Animation

  • InsActor: Instruction-driven Physics-based Characters
    Jiawei Ren*, Mingyuan Zhang*, Cunjun Yu*, Xiao Ma, Liang Pan, Ziwei Liu
    NeurIPS, 2023
    Arxiv / Code / Project Page / Video

  • DiffMimic: Efficient Motion Mimicking with Differentiable Physics
    Jiawei Ren*, Cunjun Yu*, Siwei Chen, Xiao Ma, Liang Pan, Ziwei Liu
    ICLR, 2023
    Arxiv / Code / Project Page / Demo / Video

    • Point Cloud Perception

  • LaserMix for Semi-Supervised LiDAR Semantic Segmentation
    Lingdong Kong*, Jiawei Ren*, Liang Pan, Ziwei Liu
    CVPR, 2023   (Highlight)
    Arxiv / Code / Project Page

  • Benchmarking and Analyzing Point Cloud Classification under Corruptions
    Jiawei Ren, Liang Pan, Ziwei Liu
    ICML, 2022
    Arxiv / Code / Project Page/ Talk/ Demo/ Challenge

    • Long-tail

  • Balanced MSE for Imbalanced Visual Regression
    Jiawei Ren, Mingyuan Zhang, Cunjun Yu, Ziwei Liu
    CVPR, 2022   (Oral)
    Arxiv / Code / Project Page / Talk / Demo / Tutorial

  • Balanced Meta-Softmax for Long-Tailed Visual Recognition
    Jiawei Ren, Cunjun Yu, Shunan Sheng, Xiao Ma, Haiyu Zhao, Shuai Yi, Hongsheng Li
    NeurIPS, 2020
    Arxiv / Code / Project Page