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We introduce DMTet, a deep 3D conditional generative model that can synthesize high-resolution 3D shapes using simple user guides such as coarse voxels. It marries the merits of implicit and explicit 3D representations by leveraging a novel…

Computer Vision and Pattern Recognition · Computer Science 2021-11-09 Tianchang Shen , Jun Gao , Kangxue Yin , Ming-Yu Liu , Sanja Fidler

3D shape representations that accommodate learning-based 3D reconstruction are an open problem in machine learning and computer graphics. Previous work on neural 3D reconstruction demonstrated benefits, but also limitations, of point cloud,…

Computer Vision and Pattern Recognition · Computer Science 2020-11-25 Jun Gao , Wenzheng Chen , Tommy Xiang , Clement Fuji Tsang , Alec Jacobson , Morgan McGuire , Sanja Fidler

3D representation is essential to the significant advance of 3D generation with 2D diffusion priors. As a flexible representation, NeRF has been first adopted for 3D representation. With density-based volumetric rendering, it however…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Chun Gu , Zeyu Yang , Zijie Pan , Xiatian Zhu , Li Zhang

For few-shot learning, it is still a critical challenge to realize photo-realistic face visually dubbing on high-resolution videos. Previous works fail to generate high-fidelity dubbing results. To address the above problem, this paper…

Computer Vision and Pattern Recognition · Computer Science 2023-03-08 Zhimeng Zhang , Zhipeng Hu , Wenjin Deng , Changjie Fan , Tangjie Lv , Yu Ding

Very recently neural implicit rendering techniques have been rapidly evolved and shown great advantages in novel view synthesis and 3D scene reconstruction. However, existing neural rendering methods for editing purposes offer limited…

Computer Vision and Pattern Recognition · Computer Science 2022-07-26 Bangbang Yang , Chong Bao , Junyi Zeng , Hujun Bao , Yinda Zhang , Zhaopeng Cui , Guofeng Zhang

While neural radiance fields (NeRF) have shown promise in novel view synthesis, their implicit representation limits explicit control over object manipulation. Existing research has proposed the integration of explicit geometric proxies to…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Zherui Qiu , Chenqu Ren , Kaiwen Song , Xiaoyi Zeng , Leyuan Yang , Juyong Zhang

Talking head generation aims to generate faces that maintain the identity information of the source image and imitate the motion of the driving image. Most pioneering methods rely primarily on 2D representations and thus will inevitably…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Weichuang Li , Longhao Zhang , Dong Wang , Bin Zhao , Zhigang Wang , Mulin Chen , Bang Zhang , Zhongjian Wang , Liefeng Bo , Xuelong Li

In this work, we address the lack of 3D understanding of generative neural networks by introducing a persistent 3D feature embedding for view synthesis. To this end, we propose DeepVoxels, a learned representation that encodes the…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Vincent Sitzmann , Justus Thies , Felix Heide , Matthias Nießner , Gordon Wetzstein , Michael Zollhöfer

While dynamic Neural Radiance Fields (NeRF) have shown success in high-fidelity 3D modeling of talking portraits, the slow training and inference speed severely obstruct their potential usage. In this paper, we propose an efficient…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Jiaxiang Tang , Kaisiyuan Wang , Hang Zhou , Xiaokang Chen , Dongliang He , Tianshu Hu , Jingtuo Liu , Gang Zeng , Jingdong Wang

This paper explores the problem of reconstructing temporally consistent surfaces from a 3D point cloud sequence without correspondence. To address this challenging task, we propose DynoSurf, an unsupervised learning framework integrating a…

Computer Vision and Pattern Recognition · Computer Science 2024-07-23 Yuxin Yao , Siyu Ren , Junhui Hou , Zhi Deng , Juyong Zhang , Wenping Wang

The modern computer graphics pipeline can synthesize images at remarkable visual quality; however, it requires well-defined, high-quality 3D content as input. In this work, we explore the use of imperfect 3D content, for instance, obtained…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Justus Thies , Michael Zollhöfer , Matthias Nießner

Recent advances in deep learning have significantly pushed the state-of-the-art in photorealistic video animation given a single image. In this paper, we extrapolate those advances to the 3D domain, by studying 3D image-to-video translation…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Rolandos Alexandros Potamias , Jiali Zheng , Stylianos Ploumpis , Giorgos Bouritsas , Evangelos Ververas , Stefanos Zafeiriou

Impressive progress has been made in audio-driven 3D facial animation recently, but synthesizing 3D talking-head with rich emotion is still unsolved. This is due to the lack of 3D generative models and available 3D emotional dataset with…

Computer Vision and Pattern Recognition · Computer Science 2021-04-27 Qianyun Wang , Zhenfeng Fan , Shihong Xia

Recent breakthroughs in Diffusion Transformers (DiTs) have revolutionized the field of visual synthesis due to their superior scalability. To facilitate DiTs' capability of capturing meaningful internal representations, recent works such as…

Computer Vision and Pattern Recognition · Computer Science 2026-03-05 Mengping Yang , Zhiyu Tan , Binglei Li , Xiaomeng Yang , Hesen Chen , Hao Li

Dynamic texture (DT) exhibits statistical stationarity in the spatial domain and stochastic repetitiveness in the temporal dimension, indicating that different frames of DT possess a high similarity correlation that is critical prior…

Computer Vision and Pattern Recognition · Computer Science 2022-07-04 Shiming Chen , Peng Zhang , Guo-Sen Xie , Qinmu Peng , Zehong Cao , Wei Yuan , Xinge You

Learning generalizable robotic manipulation policies remains a key challenge due to the scarcity of diverse real-world training data. While recent approaches have attempted to mitigate this through self-supervised representation learning,…

Robotics · Computer Science 2025-10-29 Jingyi Tian , Le Wang , Sanping Zhou , Sen Wang , Jiayi Li , Gang Hua

We present TetGAN, a convolutional neural network designed to generate tetrahedral meshes. We represent shapes using an irregular tetrahedral grid which encodes an occupancy and displacement field. Our formulation enables defining…

Computer Vision and Pattern Recognition · Computer Science 2022-10-13 William Gao , April Wang , Gal Metzer , Raymond A. Yeh , Rana Hanocka

Capturing and maintaining geometric interactions among different body parts is crucial for successful motion retargeting in skinned characters. Existing approaches often overlook body geometries or add a geometry correction stage after…

Computer Vision and Pattern Recognition · Computer Science 2025-01-17 Zijie Ye , Jia-Wei Liu , Jia Jia , Shikun Sun , Mike Zheng Shou

Synthesizing photo-realistic images and videos is at the heart of computer graphics and has been the focus of decades of research. Traditionally, synthetic images of a scene are generated using rendering algorithms such as rasterization or…

This paper addresses the limitations of neural rendering-based multi-view surface reconstruction methods, which require an additional mesh extraction step that is inconvenient and would produce poor-quality surfaces with mesh aliasing,…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Qitong Zhang , Jieqing Feng
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