English
Related papers

Related papers: Relightable Full-Body Gaussian Codec Avatars

200 papers

Creating high-fidelity, real-time drivable 3D head avatars is a core challenge in digital animation. While 3D Gaussian Splashing (3D-GS) offers unprecedented rendering speed and quality, current animation techniques often rely on a…

Graphics · Computer Science 2026-01-22 Zhe Chang , Haodong Jin , Yan Song , Hui Yu

By equipping the most recent 3D Gaussian Splatting representation with head 3D morphable models (3DMM), existing methods manage to create head avatars with high fidelity. However, most existing methods only reconstruct a head without the…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Tianhao Wu , Jing Yang , Zhilin Guo , Jingyi Wan , Fangcheng Zhong , Cengiz Oztireli

We present a neural-based model for relighting a half-body portrait image by simply referring to another portrait image with the desired lighting condition. Rather than following classical inverse rendering methodology that involves…

Graphics · Computer Science 2021-06-28 Guoxian Song , Tat-Jen Cham , Jianfei Cai , Jianmin Zheng

A photorealistic and immersive human avatar experience demands capturing fine, person-specific details such as cloth and hair dynamics, subtle facial expressions, and characteristic motion patterns. Achieving this requires large,…

Computer Vision and Pattern Recognition · Computer Science 2026-04-02 Michael Steiner , Zhang Chen , Alexander Richard , Vasu Agrawal , Markus Steinberger , Michael Zollhöfer

Creating relightable and animatable human avatars from monocular videos is a rising research topic with a range of applications, e.g. virtual reality, sports, and video games. Previous works utilize neural fields together with physically…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Zeren Jiang , Shaofei Wang , Siyu Tang

This work addresses the problem of real-time rendering of photorealistic human body avatars learned from multi-view videos. While the classical approaches to model and render virtual humans generally use a textured mesh, recent research has…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Arthur Moreau , Jifei Song , Helisa Dhamo , Richard Shaw , Yiren Zhou , Eduardo Pérez-Pellitero

Modeling animatable human avatars from monocular or multi-view videos has been widely studied, with recent approaches leveraging neural radiance fields (NeRFs) or 3D Gaussian Splatting (3DGS) achieving impressive results in novel-view and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Yahui Li , Zhi Zeng , Liming Pang , Guixuan Zhang , Shuwu Zhang

We present Gaussian Pixel Codec Avatars (GPiCA), photorealistic head avatars that can be generated from multi-view images and efficiently rendered on mobile devices. GPiCA utilizes a unique hybrid representation that combines a triangle…

Computer Vision and Pattern Recognition · Computer Science 2025-12-18 Divam Gupta , Anuj Pahuja , Nemanja Bartolovic , Tomas Simon , Forrest Iandola , Giljoo Nam

Recent advances in Gaussian Splatting have significantly boosted the reconstruction of head avatars, enabling high-quality facial modeling by representing an 3D avatar as a collection of 3D Gaussians. However, existing methods predominantly…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Shiqi Xin , Xiaolin Zhang , Yanbin Liu , Peng Zhang , Caifeng Shan

Recent advancements in Gaussian Splatting have enabled increasingly accurate reconstruction of photorealistic head avatars, opening the door to numerous applications in visual effects, videoconferencing, and virtual reality. This, however,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Kelian Baert , Mae Younes , Francois Bourel , Marc Christie , Adnane Boukhayma

In this paper, we propose a novel framework, Tracking-free Relightable Avatar (TRAvatar), for capturing and reconstructing high-fidelity 3D avatars. Compared to previous methods, TRAvatar works in a more practical and efficient setting.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-11 Haotian Yang , Mingwu Zheng , Wanquan Feng , Haibin Huang , Yu-Kun Lai , Pengfei Wan , Zhongyuan Wang , Chongyang Ma

We present the first neural relighting approach for rendering high-fidelity personalized hands that can be animated in real-time under novel illumination. Our approach adopts a teacher-student framework, where the teacher learns appearance…

Computer Vision and Pattern Recognition · Computer Science 2023-02-10 Shun Iwase , Shunsuke Saito , Tomas Simon , Stephen Lombardi , Timur Bagautdinov , Rohan Joshi , Fabian Prada , Takaaki Shiratori , Yaser Sheikh , Jason Saragih

Existing full-body Gaussian avatar methods primarily optimize global reconstruction quality and often fail to preserve fine-grained facial geometry and expression details. This challenge arises from limited facial representational capacity…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Willem Menu , Erkut Akdag , Pedro Quesado , Yasaman Kashefbahrami , Egor Bondarev

We present D-Rex, a person-specific framework for photorealistic, relightable, expressive, and animatable full-body human avatars with free-viewpoint rendering. Existing methods for relightable full-body avatars rely on explicit 3D…

Radiance field-based methods have recently been used to reconstruct human avatars, showing that we can significantly downscale the systems needed for creating animated human avatars. Although this progress has been initiated by neural…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Nikolaos Zioulis , Nikolaos Kotarelas , Georgios Albanis , Spyridon Thermos , Anargyros Chatzitofis

Faithful real-time facial animation is essential for avatar-mediated telepresence in Virtual Reality (VR). To emulate authentic communication, avatar animation needs to be efficient and accurate: able to capture both extreme and subtle…

Computer Vision and Pattern Recognition · Computer Science 2024-07-19 Shaojie Bai , Te-Li Wang , Chenghui Li , Akshay Venkatesh , Tomas Simon , Chen Cao , Gabriel Schwartz , Ryan Wrench , Jason Saragih , Yaser Sheikh , Shih-En Wei

Given a set of images of a scene, the re-rendering of this scene from novel views and lighting conditions is an important and challenging problem in Computer Vision and Graphics. On the one hand, most existing works in Computer Vision…

Computer Vision and Pattern Recognition · Computer Science 2022-07-28 Linjie Lyu , Ayush Tewari , Thomas Leimkuehler , Marc Habermann , Christian Theobalt

We introduce GaussianAvatars, a new method to create photorealistic head avatars that are fully controllable in terms of expression, pose, and viewpoint. The core idea is a dynamic 3D representation based on 3D Gaussian splats that are…

Computer Vision and Pattern Recognition · Computer Science 2024-03-29 Shenhan Qian , Tobias Kirschstein , Liam Schoneveld , Davide Davoli , Simon Giebenhain , Matthias Nießner

We present a learning-based method for building driving-signal aware full-body avatars. Our model is a conditional variational autoencoder that can be animated with incomplete driving signals, such as human pose and facial keypoints, and…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Timur Bagautdinov , Chenglei Wu , Tomas Simon , Fabian Prada , Takaaki Shiratori , Shih-En Wei , Weipeng Xu , Yaser Sheikh , Jason Saragih

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