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Related papers: Towards Efficient 3D Gaussian Human Avatar Compres…

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Gaussian Splatting has become the method of choice for 3D reconstruction and real-time rendering of captured real scenes. However, fine appearance details need to be represented as a large number of small Gaussian primitives, which can be…

Computer Vision and Pattern Recognition · Computer Science 2025-12-03 Panagiotis Papantonakis , Georgios Kopanas , Fredo Durand , George Drettakis

The fidelity of relighting is bounded by both geometry and appearance representations. For geometry, both mesh and volumetric approaches have difficulty modeling intricate structures like 3D hair geometry. For appearance, existing…

Graphics · Computer Science 2024-05-29 Shunsuke Saito , Gabriel Schwartz , Tomas Simon , Junxuan Li , Giljoo Nam

We present Reduced Gaussian Blendshapes Avatar (RGBAvatar), a method for reconstructing photorealistic, animatable head avatars at speeds sufficient for on-the-fly reconstruction. Unlike prior approaches that utilize linear bases from 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-03-18 Linzhou Li , Yumeng Li , Yanlin Weng , Youyi Zheng , Kun Zhou

Existing methods like Neural Radiation Fields (NeRF) and 3D Gaussian Splatting (3DGS) have made significant strides in facial attribute control such as facial animation and components editing, yet they struggle with fine-grained…

Computer Vision and Pattern Recognition · Computer Science 2024-08-21 Pinxin Liu , Luchuan Song , Daoan Zhang , Hang Hua , Yunlong Tang , Huaijin Tu , Jiebo Luo , Chenliang Xu

In this paper, we propose to compress human body video with interactive semantics, which can facilitate video coding to be interactive and controllable by manipulating semantic-level representations embedded in the coded bitstream. In…

Image and Video Processing · Electrical Eng. & Systems 2025-05-23 Bolin Chen , Shanzhi Yin , Hanwei Zhu , Lingyu Zhu , Zihan Zhang , Jie Chen , Ru-Ling Liao , Shiqi Wang , Yan Ye

We present a universal prior model for 3D head avatars with explicit hair compositionality. Existing approaches to build generalizable priors for 3D head avatars often adopt a holistic modeling approach, treating the face and hair as an…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Byungjun Kim , Shunsuke Saito , Giljoo Nam , Tomas Simon , Jason Saragih , Hanbyul Joo , Junxuan Li

Realistic 3D human generation from text prompts is a desirable yet challenging task. Existing methods optimize 3D representations like mesh or neural fields via score distillation sampling (SDS), which suffers from inadequate fine details…

Computer Vision and Pattern Recognition · Computer Science 2024-03-15 Xian Liu , Xiaohang Zhan , Jiaxiang Tang , Ying Shan , Gang Zeng , Dahua Lin , Xihui Liu , Ziwei Liu

Recent progress in neural rendering has brought forth pioneering methods, such as NeRF and Gaussian Splatting, which revolutionize view rendering across various domains like AR/VR, gaming, and content creation. While these methods excel at…

Recently, 3D Gaussian splatting (3D-GS) has gained popularity in novel-view scene synthesis. It addresses the challenges of lengthy training times and slow rendering speeds associated with Neural Radiance Fields (NeRFs). Through rapid,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Sharath Girish , Kamal Gupta , Abhinav Shrivastava

Many works have succeeded in reconstructing Gaussian human avatars from multi-view videos. However, they either struggle to capture pose-dependent appearance details with a single MLP, or rely on a computationally intensive neural network…

Graphics · Computer Science 2025-04-29 Youyi Zhan , Tianjia Shao , Yin Yang , Kun Zhou

Current personalized neural head avatars face a trade-off: lightweight models lack detail and realism, while high-quality, animatable avatars require significant computational resources, making them unsuitable for commodity devices. To…

Computer Vision and Pattern Recognition · Computer Science 2025-04-01 Wojciech Zielonka , Timo Bolkart , Thabo Beeler , Justus Thies

Efficient neural representations for dynamic video scenes are critical for applications ranging from video compression to interactive simulations. Yet, existing methods often face challenges related to high memory usage, lengthy training…

Computer Vision and Pattern Recognition · Computer Science 2025-01-10 Andrew Bond , Jui-Hsien Wang , Long Mai , Erkut Erdem , Aykut Erdem

Reconstructing a high-quality, animatable 3D human avatar with expressive facial and hand motions from a single image has gained significant attention due to its broad application potential. 3D human avatar reconstruction typically requires…

Computer Vision and Pattern Recognition · Computer Science 2025-08-04 Dongbin Zhang , Yunfei Liu , Lijian Lin , Ye Zhu , Yang Li , Minghan Qin , Yu Li , Haoqian Wang

The accelerated proliferation of visual content and the rapid development of machine vision technologies bring significant challenges in delivering visual data on a gigantic scale, which shall be effectively represented to satisfy both…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Qi Mao , Chongyu Wang , Meng Wang , Shiqi Wang , Ruijie Chen , Libiao Jin , Siwei Ma

Gaussian splatting demonstrates proficiency for 3D scene modeling but suffers from substantial data volume due to inherent primitive redundancy. To enable future photorealistic 3D immersive visual communication applications, significant…

Graphics · Computer Science 2025-04-18 Xiangrui Liu , Xinju Wu , Shiqi Wang , Zhu Li , Sam Kwong

Recently, generalizable human Gaussian splatting from sparse-view inputs has been actively studied for the photorealistic human rendering. Most existing methods rely on explicit geometric constraints or predefined structural representations…

Computer Vision and Pattern Recognition · Computer Science 2026-04-29 Jingi Kim , Wonjun Kim

Facial expression and hand motions are necessary to express our emotions and interact with the world. Nevertheless, most of the 3D human avatars modeled from a casually captured video only support body motions without facial expressions and…

Computer Vision and Pattern Recognition · Computer Science 2024-08-01 Gyeongsik Moon , Takaaki Shiratori , Shunsuke Saito

Generating high-fidelity real-time animated sequences of photorealistic 3D head avatars is important for many graphics applications, including immersive telepresence and movies. This is a challenging problem particularly when rendering…

Reconstructing animatable and high-quality 3D head avatars from monocular videos, especially with realistic relighting, is a valuable task. However, the limited information from single-view input, combined with the complex head poses and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-22 Dongbin Zhang , Yunfei Liu , Lijian Lin , Ye Zhu , Kangjie Chen , Minghan Qin , Yu Li , Haoqian Wang

While high fidelity and efficiency are central to the creation of digital head avatars, recent methods relying on 2D or 3D generative models often experience limitations such as shape distortion, expression inaccuracy, and identity…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Xiaochen Zhao , Jingxiang Sun , Lizhen Wang , Jinli Suo , Yebin Liu