Bi, Sai

30 publications

NeurIPS 2025 4D-LRM: Large Space-Time Reconstruction Model from and to Any View at Any Time Ziqiao Ma, Xuweiyi Chen, Shoubin Yu, Sai Bi, Kai Zhang, Chen Ziwen, Sihan Xu, Jianing Yang, Zexiang Xu, Kalyan Sunkavalli, Mohit Bansal, Joyce Chai, Hao Tan

CVPR 2025 Buffer Anytime: Zero-Shot Video Depth and Normal from Image Priors Zhengfei Kuang, Tianyuan Zhang, Kai Zhang, Hao Tan, Sai Bi, Yiwei Hu, Zexiang Xu, Milos Hasan, Gordon Wetzstein, Fujun Luan

ICML 2025 Gaussian Mixture Flow Matching Models Hansheng Chen, Kai Zhang, Hao Tan, Zexiang Xu, Fujun Luan, Leonidas Guibas, Gordon Wetzstein, Sai Bi

CVPR 2025 Generating 3D-Consistent Videos from Unposed Internet Photos Gene Chou, Kai Zhang, Sai Bi, Hao Tan, Zexiang Xu, Fujun Luan, Bharath Hariharan, Noah Snavely

ICLR 2025 LVSM: A Large View Synthesis Model with Minimal 3D Inductive Bias Haian Jin, Hanwen Jiang, Hao Tan, Kai Zhang, Sai Bi, Tianyuan Zhang, Fujun Luan, Noah Snavely, Zexiang Xu

ICCV 2025 Long-LRM: Long-Sequence Large Reconstruction Model for Wide-Coverage Gaussian Splats Chen Ziwen, Hao Tan, Kai Zhang, Sai Bi, Fujun Luan, Yicong Hong, Li Fuxin, Zexiang Xu

CVPR 2025 MegaSynth: Scaling up 3D Scene Reconstruction with Synthesized Data Hanwen Jiang, Zexiang Xu, Desai Xie, Ziwen Chen, Haian Jin, Fujun Luan, Zhixin Shu, Kai Zhang, Sai Bi, Xin Sun, Jiuxiang Gu, Qixing Huang, Georgios Pavlakos, Hao Tan

WACV 2025 NeuManifold: Neural Watertight Manifold Reconstruction with Efficient and High-Quality Rendering Support Xinyue Wei, Fanbo Xiang, Sai Bi, Anpei Chen, Kalyan Sunkavalli, Zexiang Xu, Hao Su

ICCV 2025 RayZer: A Self-Supervised Large View Synthesis Model Hanwen Jiang, Hao Tan, Peng Wang, Haian Jin, Yue Zhao, Sai Bi, Kai Zhang, Fujun Luan, Kalyan Sunkavalli, Qixing Huang, Georgios Pavlakos

ICLR 2025 RelitLRM: Generative Relightable Radiance for Large Reconstruction Models Tianyuan Zhang, Zhengfei Kuang, Haian Jin, Zexiang Xu, Sai Bi, Hao Tan, He Zhang, Yiwei Hu, Milos Hasan, William T. Freeman, Kai Zhang, Fujun Luan

CVPR 2025 Turbo3D: Ultra-Fast Text-to-3D Generation Hanzhe Hu, Tianwei Yin, Fujun Luan, Yiwei Hu, Hao Tan, Zexiang Xu, Sai Bi, Shubham Tulsiani, Kai Zhang

CVPR 2024 Carve3D: Improving Multi-View Reconstruction Consistency for Diffusion Models with RL Finetuning Desai Xie, Jiahao Li, Hao Tan, Xin Sun, Zhixin Shu, Yi Zhou, Sai Bi, Sören Pirk, Arie E. Kaufman

ECCV 2024 DATENeRF: Depth-Aware Text-Based Editing of NeRFs Sara Rojas Martinez, Julien Philip, Kai Zhang, Sai Bi, Fujun Luan, Bernard Ghanem, Kalyan Sunkavalli

ICLR 2024 DMV3D: Denoising Multi-View Diffusion Using 3D Large Reconstruction Model Yinghao Xu, Hao Tan, Fujun Luan, Sai Bi, Peng Wang, Jiahao Li, Zifan Shi, Kalyan Sunkavalli, Gordon Wetzstein, Zexiang Xu, Kai Zhang

ECCV 2024 GS-LRM: Large Reconstruction Model for 3D Gaussian Splatting Kai Zhang, Sai Bi, Hao Tan, Yuanbo Xiangli, Nanxuan Zhao, Kalyan Sunkavalli, Zexiang Xu

CVPR 2024 Holo-Relighting: Controllable Volumetric Portrait Relighting from a Single Image Yiqun Mei, Yu Zeng, He Zhang, Zhixin Shu, Xuaner Zhang, Sai Bi, Jianming Zhang, HyunJoon Jung, Vishal M. Patel

ICLR 2024 Instant3D: Fast Text-to-3D with Sparse-View Generation and Large Reconstruction Model Jiahao Li, Hao Tan, Kai Zhang, Zexiang Xu, Fujun Luan, Yinghao Xu, Yicong Hong, Kalyan Sunkavalli, Greg Shakhnarovich, Sai Bi

NeurIPS 2024 LRM-Zero: Training Large Reconstruction Models with Synthesized Data Desai Xie, Sai Bi, Zhixin Shu, Kai Zhang, Zexiang Xu, Yi Zhou, Sören Pirk, Arie Kaufman, Xin Sun, Hao Tan

ICLR 2024 LRM: Large Reconstruction Model for Single Image to 3D Yicong Hong, Kai Zhang, Jiuxiang Gu, Sai Bi, Yang Zhou, Difan Liu, Feng Liu, Kalyan Sunkavalli, Trung Bui, Hao Tan

CVPR 2024 Neural Directional Encoding for Efficient and Accurate View-Dependent Appearance Modeling Liwen Wu, Sai Bi, Zexiang Xu, Fujun Luan, Kai Zhang, Iliyan Georgiev, Kalyan Sunkavalli, Ravi Ramamoorthi

NeurIPS 2024 Neural Gaffer: Relighting Any Object via Diffusion Haian Jin, Yuan Li, Fujun Luan, Yuanbo Xiangli, Sai Bi, Kai Zhang, Zexiang Xu, Jin Sun, Noah Snavely

ICLR 2024 PF-LRM: Pose-Free Large Reconstruction Model for Joint Pose and Shape Prediction Peng Wang, Hao Tan, Sai Bi, Yinghao Xu, Fujun Luan, Kalyan Sunkavalli, Wenping Wang, Zexiang Xu, Kai Zhang

CVPR 2023 PaletteNeRF: Palette-Based Appearance Editing of Neural Radiance Fields Zhengfei Kuang, Fujun Luan, Sai Bi, Zhixin Shu, Gordon Wetzstein, Kalyan Sunkavalli

CVPR 2023 TensoIR: Tensorial Inverse Rendering Haian Jin, Isabella Liu, Peijia Xu, Xiaoshuai Zhang, Songfang Han, Sai Bi, Xiaowei Zhou, Zexiang Xu, Hao Su

ECCV 2022 ARF: Artistic Radiance Fields Kai Zhang, Nick Kolkin, Sai Bi, Fujun Luan, Zexiang Xu, Eli Shechtman, Noah Snavely

CVPR 2022 NeRFusion: Fusing Radiance Fields for Large-Scale Scene Reconstruction Xiaoshuai Zhang, Sai Bi, Kalyan Sunkavalli, Hao Su, Zexiang Xu

ECCV 2022 Physically-Based Editing of Indoor Scene Lighting from a Single Image Zhengqin Li, Jia Shi, Sai Bi, Rui Zhu, Kalyan Sunkavalli, Miloš Hašan, Zexiang Xu, Ravi Ramamoorthi, Manmohan Chandraker

CVPR 2022 Point-NeRF: Point-Based Neural Radiance Fields Qiangeng Xu, Zexiang Xu, Julien Philip, Sai Bi, Zhixin Shu, Kalyan Sunkavalli, Ulrich Neumann

CVPR 2021 OpenRooms: An Open Framework for Photorealistic Indoor Scene Datasets Zhengqin Li, Ting-Wei Yu, Shen Sang, Sarah Wang, Meng Song, Yuhan Liu, Yu-Ying Yeh, Rui Zhu, Nitesh Gundavarapu, Jia Shi, Sai Bi, Hong-Xing Yu, Zexiang Xu, Kalyan Sunkavalli, Milos Hasan, Ravi Ramamoorthi, Manmohan Chandraker

ECCV 2020 Deep Reflectance Volumes: Relightable Reconstructions from Multi-View Photometric Images Sai Bi, Zexiang Xu, Kalyan Sunkavalli, Miloš Hašan, Yannick Hold-Geoffroy, David Kriegman, Ravi Ramamoorthi