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We present FastAvatar, a fast and robust algorithm for single-image 3D face reconstruction using 3D Gaussian Splatting (3DGS). Given a single input image from an arbitrary pose, FastAvatar recovers a high-quality, full-head 3DGS avatar in…

计算机视觉与模式识别 · 计算机科学 2025-11-27 Hao Liang , Zhixuan Ge , Soumendu Majee , Ashish Tiwari , G. M. Dilshan Godaliyadda , Ashok Veeraraghavan , Guha Balakrishnan

Real-time rendering of human head avatars is a cornerstone of many computer graphics applications, such as augmented reality, video games, and films, to name a few. Recent approaches address this challenge with computationally efficient…

计算机视觉与模式识别 · 计算机科学 2024-09-19 Kartik Teotia , Hyeongwoo Kim , Pablo Garrido , Marc Habermann , Mohamed Elgharib , Christian Theobalt

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…

计算机视觉与模式识别 · 计算机科学 2024-11-21 Zhanfeng Liao , Yuelang Xu , Zhe Li , Qijing Li , Boyao Zhou , Ruifeng Bai , Di Xu , Hongwen Zhang , Yebin Liu

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…

计算机视觉与模式识别 · 计算机科学 2024-05-22 Tianhao Wu , Jing Yang , Zhilin Guo , Jingyi Wan , Fangcheng Zhong , Cengiz Oztireli

Despite much progress, achieving real-time high-fidelity head avatar animation is still difficult and existing methods have to trade-off between speed and quality. 3DMM based methods often fail to model non-facial structures such as…

图形学 · 计算机科学 2024-06-25 Zhongyuan Zhao , Zhenyu Bao , Qing Li , Guoping Qiu , Kanglin Liu

Despite significant progress in 3D avatar reconstruction, it still faces challenges such as high time complexity, sensitivity to data quality, and low data utilization. We propose FastAvatar, a feedforward 3D avatar framework capable of…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Yue Wu , Xuanhong Chen , Yufan Wu , Wen Li , Yuxi Lu , Kairui Feng

Gaussian Splatting has changed the game for real-time photo-realistic rendering. One of the most popular applications of Gaussian Splatting is to create animatable avatars, known as Gaussian Avatars. Recent works have pushed the boundaries…

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…

图形学 · 计算机科学 2025-04-18 Rendong Zhang , Alexandra Watkins , Nilanjan Sarkar

Recent advancements in 3D Gaussian Splatting (3DGS) have unlocked significant potential for modeling 3D head avatars, providing greater flexibility than mesh-based methods and more efficient rendering compared to NeRF-based approaches.…

计算机视觉与模式识别 · 计算机科学 2024-11-07 Peizhi Yan , Rabab Ward , Qiang Tang , Shan Du

The creation of high-fidelity, digital versions of human heads is an important stepping stone in the process of further integrating virtual components into our everyday lives. Constructing such avatars is a challenging research problem, due…

计算机视觉与模式识别 · 计算机科学 2024-09-16 Simon Giebenhain , Tobias Kirschstein , Martin Rünz , Lourdes Agapito , Matthias Nießner

We introduce a novel approach to creating ultra-realistic head avatars and rendering them in real-time (>30fps at $2048 \times 1334$ resolution). First, we propose a hybrid explicit representation that combines the advantages of two…

图形学 · 计算机科学 2025-02-20 Hongrui Cai , Yuting Xiao , Xuan Wang , Jiafei Li , Yudong Guo , Yanbo Fan , Shenghua Gao , Juyong Zhang

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…

计算机视觉与模式识别 · 计算机科学 2025-08-29 Shiqi Xin , Xiaolin Zhang , Yanbin Liu , Peng Zhang , Caifeng Shan

Modeling animatable human avatars from RGB videos is a long-standing and challenging problem. Recent works usually adopt MLP-based neural radiance fields (NeRF) to represent 3D humans, but it remains difficult for pure MLPs to regress…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Zhe Li , Yipengjing Sun , Zerong Zheng , Lizhen Wang , Shengping Zhang , Yebin Liu

We propose GGAvatar, a novel 3D avatar representation designed to robustly model dynamic head avatars with complex identities and deformations. GGAvatar employs a coarse-to-fine structure, featuring two core modules: Neutral Gaussian…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Xinyang Li , Jiaxin Wang , Yixin Xuan , Gongxin Yao , Yu Pan

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…

计算机视觉与模式识别 · 计算机科学 2024-07-30 Yang Liu , Xiang Huang , Minghan Qin , Qinwei Lin , Haoqian Wang

Realistic 3D full-body talking avatars hold great potential in AR, with applications ranging from e-commerce live streaming to holographic communication. Despite advances in 3D Gaussian Splatting (3DGS) for lifelike avatar creation,…

计算机视觉与模式识别 · 计算机科学 2025-07-24 Jianchuan Chen , Jingchuan Hu , Gaige Wang , Zhonghua Jiang , Tiansong Zhou , Zhiwen Chen , Chengfei Lv

Photorealistic and controllable human avatars have gained popularity in the research community thanks to rapid advances in neural rendering, providing fast and realistic synthesis tools. However, a limitation of current solutions is the…

计算机视觉与模式识别 · 计算机科学 2025-09-03 Mohamed Ilyes Lakhal , Richard Bowden

Sparse volumetric reconstruction and rendering via 3D Gaussian splatting have recently enabled animatable 3D head avatars that are rendered under arbitrary viewpoints with impressive photorealism. Today, such photoreal avatars are seen as a…

计算机视觉与模式识别 · 计算机科学 2025-05-12 Gengyan Li , Paulo Gotardo , Timo Bolkart , Stephan Garbin , Kripasindhu Sarkar , Abhimitra Meka , Alexandros Lattas , Thabo Beeler

We introduce HyperGaussians, a novel extension of 3D Gaussian Splatting for high-quality animatable face avatars. Creating such detailed face avatars from videos is a challenging problem and has numerous applications in augmented and…

计算机视觉与模式识别 · 计算机科学 2026-03-27 Gent Serifi , Marcel C. Buehler

Modeling relightable and animatable human avatars from monocular video is a long-standing and challenging task. Recently, Neural Radiance Field (NeRF) and 3D Gaussian Splatting (3DGS) methods have been employed to reconstruct the avatars.…

计算机视觉与模式识别 · 计算机科学 2025-12-12 Seonghwa Choi , Moonkyeong Choi , Mingyu Jang , Jaekyung Kim , Jianfei Cai , Wen-Huang Cheng , Sanghoon Lee