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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

Animatable clothing transfer, aiming at dressing and animating garments across characters, is a challenging problem. Most human avatar works entangle the representations of the human body and clothing together, which leads to difficulties…

Computer Vision and Pattern Recognition · Computer Science 2024-05-14 Siyou Lin , Zhe Li , Zhaoqi Su , Zerong Zheng , Hongwen Zhang , Yebin Liu

Creating high-fidelity 3D head avatars has always been a research hotspot, but it remains a great challenge under lightweight sparse view setups. In this paper, we propose HHAvatar represented by controllable 3D Gaussians for high-fidelity…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Zhanfeng Liao , Yuelang Xu , Zhe Li , Qijing Li , Boyao Zhou , Ruifeng Bai , Di Xu , Hongwen Zhang , Yebin Liu

In this paper, we present a novel method that facilitates the creation of vivid 3D Gaussian avatars from monocular video inputs (GVA). Our innovation lies in addressing the intricate challenges of delivering high-fidelity human body…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Xinqi Liu , Chenming Wu , Jialun Liu , Xing Liu , Jinbo Wu , Chen Zhao , Haocheng Feng , Errui Ding , Jingdong Wang

We present HAHA - a novel approach for animatable human avatar generation from monocular input videos. The proposed method relies on learning the trade-off between the use of Gaussian splatting and a textured mesh for efficient and high…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 David Svitov , Pietro Morerio , Lourdes Agapito , Alessio Del Bue

We present Drivable 3D Gaussian Avatars (D3GA), a multi-layered 3D controllable model for human bodies that utilizes 3D Gaussian primitives embedded into tetrahedral cages. The advantage of using cages compared to commonly employed linear…

Computer Vision and Pattern Recognition · Computer Science 2025-02-12 Wojciech Zielonka , Timur Bagautdinov , Shunsuke Saito , Michael Zollhöfer , Justus Thies , Javier Romero

Creating relightable and animatable avatars from multi-view or monocular videos is a challenging task for digital human creation and virtual reality applications. Previous methods rely on neural radiance fields or ray tracing, resulting in…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Youyi Zhan , Tianjia Shao , He Wang , Yin Yang , Kun Zhou

Neural radiance fields are capable of reconstructing high-quality drivable human avatars but are expensive to train and render and not suitable for multi-human scenes with complex shadows. To reduce consumption, we propose Animatable 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-07-30 Yang Liu , Xiang Huang , Minghan Qin , Qinwei Lin , Haoqian Wang

Generating animatable human avatars from a single image is essential for various digital human modeling applications. Existing 3D reconstruction methods often struggle to capture fine details in animatable models, while generative…

Computer Vision and Pattern Recognition · Computer Science 2024-12-04 Lingteng Qiu , Shenhao Zhu , Qi Zuo , Xiaodong Gu , Yuan Dong , Junfei Zhang , Chao Xu , Zhe Li , Weihao Yuan , Liefeng Bo , Guanying Chen , Zilong Dong

Avatar modelling has broad applications in human animation and virtual try-ons. Recent advancements in this field have focused on high-quality and comprehensive human reconstruction but often overlook the separation of clothing from the…

Computer Vision and Pattern Recognition · Computer Science 2024-11-18 Jingxuan Chen

Photorealistic avatars have become essential for immersive applications in virtual reality (VR) and augmented reality (AR), enabling lifelike interactions in areas such as training simulations, telemedicine, and virtual collaboration. These…

Graphics · Computer Science 2025-04-18 Rendong Zhang , Alexandra Watkins , Nilanjan Sarkar

Creating high-fidelity 3D human head avatars is crucial for applications in VR/AR, digital human, and film production. Recent advances have leveraged morphable face models to generate animated head avatars from easily accessible data,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-24 Yuelang Xu , Zhaoqi Su , Qingyao Wu , Yebin Liu

Reconstructing high-fidelity 3D head avatars is crucial in various applications such as virtual reality. The pioneering methods reconstruct realistic head avatars with Neural Radiance Fields (NeRF), which have been limited by training and…

Computer Vision and Pattern Recognition · Computer Science 2025-11-03 Peng Chen , Xiaobao Wei , Qingpo Wuwu , Xinyi Wang , Xingyu Xiao , Ming Lu

Reconstructing photo-realistic drivable human avatars from multi-view image sequences has been a popular and challenging topic in the field of computer vision and graphics. While existing NeRF-based methods can achieve high-quality novel…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Yujiao Jiang , Qingmin Liao , Xiaoyu Li , Li Ma , Qi Zhang , Chaopeng Zhang , Zongqing Lu , Ying Shan

High-fidelity head avatar reconstruction plays a crucial role in AR/VR, gaming, and multimedia content creation. Recent advances in 3D Gaussian Splatting (3DGS) have demonstrated effectiveness in modeling complex geometry with real-time…

Computer Vision and Pattern Recognition · Computer Science 2025-08-20 Shikun Zhang , Cunjian Chen , Yiqun Wang , Qiuhong Ke , Yong Li

This paper proposes an efficient 3D avatar coding framework that leverages compact human priors and canonical-to-target transformation to enable high-quality 3D human avatar video compression at ultra-low bit rates. The framework begins by…

Image and Video Processing · Electrical Eng. & Systems 2025-10-14 Shanzhi Yin , Bolin Chen , Xinju Wu , Ru-Ling Liao , Jie Chen , Shiqi Wang , Yan Ye

Existing Gaussian avatar methods typically parameterize geometry on a body-template surface, which entangles the avatar's representation space with the template's deformation space and limits the capture of layered, off-body, and non-rigid…

Graphics · Computer Science 2026-05-21 Julian Kaltheuner , Jan Spindler , Sina Kitz , Patrick Stotko , Reinhard Klein

Despite recent progress in 3D head avatar generation, balancing identity preservation, i.e., reconstruction, with novel poses and expressions, i.e., animation, remains a challenge. Existing methods struggle to adapt Gaussians to varying…

Graphics · Computer Science 2025-07-25 SeungJun Moon , Hah Min Lew , Seungeun Lee , Ji-Su Kang , Gyeong-Moon Park

Training embodied AI agents depends critically on the visual fidelity of simulation environments and the ability to model dynamic humans. Current simulators rely on mesh-based rasterization with limited visual realism, and their support for…

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