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Related papers: Expressive Telepresence via Modular Codec Avatars

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Natural interaction between multiple users within a shared virtual environment (VE) relies on each other's awareness of the current position of the interaction partners. This, however, cannot be warranted when users employ noncontinuous…

Human-Computer Interaction · Computer Science 2023-06-27 Jann Philipp Freiwald , Susanne Schmidt , Bernhard E. Riecke , Frank Steinicke

Video-driven 3D facial animation transfer aims to drive avatars to reproduce the expressions of actors. Existing methods have achieved remarkable results by constraining both geometric and perceptual consistency. However, geometric…

Graphics · Computer Science 2024-10-10 Feng Qiu , Wei Zhang , Chen Liu , Rudong An , Lincheng Li , Yu Ding , Changjie Fan , Zhipeng Hu , Xin Yu

Photorealistic 3D head avatars are vital for telepresence, gaming, and VR. However, most methods focus solely on facial regions, ignoring natural hand-face interactions, such as a hand resting on the chin or fingers gently touching the…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Haonan He , Yufeng Zheng , Jie Song

We propose 360{\deg} Volumetric Portrait (3VP) Avatar, a novel method for reconstructing 360{\deg} photo-realistic portrait avatars of human subjects solely based on monocular video inputs. State-of-the-art monocular avatar reconstruction…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Jalees Nehvi , Berna Kabadayi , Julien Valentin , Justus Thies

We present Instant Volumetric Head Avatars (INSTA), a novel approach for reconstructing photo-realistic digital avatars instantaneously. INSTA models a dynamic neural radiance field based on neural graphics primitives embedded around a…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Wojciech Zielonka , Timo Bolkart , Justus Thies

Despite recent progress in developing animatable full-body avatars, realistic modeling of clothing - one of the core aspects of human self-expression - remains an open challenge. State-of-the-art physical simulation methods can generate…

Interaction with the physical environment and different users is essential to foster a collaborative experience. For this, we propose an interaction based on a central point represented by an Augmented Reality marker in which several users…

Human-Computer Interaction · Computer Science 2023-01-09 Bianca Marques , Rui Nóbrega , Carmen Morgado

We present dynamic neural radiance fields for modeling the appearance and dynamics of a human face. Digitally modeling and reconstructing a talking human is a key building-block for a variety of applications. Especially, for telepresence…

Computer Vision and Pattern Recognition · Computer Science 2020-12-08 Guy Gafni , Justus Thies , Michael Zollhöfer , Matthias Nießner

We present a tele-immersive system that enables people to interact with each other in a virtual world using body gestures in addition to verbal communication. Beyond the obvious applications, including general online conversations and…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 Xinzhong Lu , Ju Shen , Saverio Perugini , Jianjun Yang

Full-body avatars are suggested to be beneficial for communication in virtual environments, and consistency between users' voices and gestures is considered essential to ensure communication quality. This paper propose extending the…

Human-Computer Interaction · Computer Science 2023-09-27 Yong-Hao Hu , Kenichiro Ito , Ayumi Igarashi

Animating virtual characters has always been a fundamental research problem in virtual reality (VR). Facial animations play a crucial role as they effectively convey emotions and attitudes of virtual humans. However, creating such facial…

Human-Computer Interaction · Computer Science 2024-02-22 Zechen Bai , Peng Chen , Xiaolan Peng , Lu Liu , Hui Chen , Mike Zheng Shou , Feng Tian

Facial expression retargeting from humans to virtual characters is a useful technique in computer graphics and animation. Traditional methods use markers or blendshapes to construct a mapping between the human and avatar faces. However,…

Computer Vision and Pattern Recognition · Computer Science 2020-08-13 Juyong Zhang , Keyu Chen , Jianmin Zheng

Vision Transformers (ViTs) achieve strong data-driven scaling by leveraging all-to-all self-attention. However, this flexibility incurs a computational cost that scales quadratically with image resolution, limiting ViTs in high-resolution…

Computer Vision and Pattern Recognition · Computer Science 2026-05-13 Alan Z. Song , Yinjie Chen , Mu Nan , Rui Zhang , Jiahang Cao , Weijian Mai , Muquan Yu , Hossein Adeli , Deva Ramanan , Michael J. Tarr , Andrew F. Luo

Nowadays, a community starts to find the need for human presence in an alternative way, there has been tremendous research and development in advancing telepresence robots. People tend to feel closer and more comfortable with telepresence…

Robotics · Computer Science 2021-05-26 Nungduk Yun , Seiji Yamada

Current expressive avatar systems rely heavily on visual cues, failing when faces are occluded or when emotions remain internal. We present Mind-to-Face, the first framework that decodes non-invasive electroencephalogram (EEG) signals…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Haolin Xiong , Tianwen Fu , Pratusha Bhuvana Prasad , Yunxuan Cai , Haiwei Chen , Wenbin Teng , Hanyuan Xiao , Yajie Zhao

Telepresence VR systems allow for face-to-face communication, promoting the feeling of presence and understanding of nonverbal cues. However, when discussing virtual 3D objects, limitations to presence and communication cause deictic…

Human-Computer Interaction · Computer Science 2025-04-08 João Simões , Anderson Maciel , Catarina Moreira , Joaquim Jorge

We present a CloseUpAvatar - a novel approach for articulated human avatar representation dealing with more general camera motions, while preserving rendering quality for close-up views. CloseUpAvatar represents an avatar as a set of…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 David Svitov , Pietro Morerio , Lourdes Agapito , Alessio Del Bue

Current talking face generation methods mainly focus on speech-lip synchronization. However, insufficient investigation on the facial talking style leads to a lifeless and monotonous avatar. Most previous works fail to imitate expressive…

Computer Vision and Pattern Recognition · Computer Science 2024-11-21 Liyang Chen , Zhiyong Wu , Runnan Li , Weihong Bao , Jun Ling , Xu Tan , Sheng Zhao

Recovering the spatial layout of the cameras and the geometry of the scene from extreme-view images is a longstanding challenge in computer vision. Prevailing 3D reconstruction algorithms often adopt the image matching paradigm and presume…

Computer Vision and Pattern Recognition · Computer Science 2022-06-17 Wei-Chiu Ma , Anqi Joyce Yang , Shenlong Wang , Raquel Urtasun , Antonio Torralba

Human emotion recognition holds a pivotal role in facilitating seamless human-computer interaction. This paper delineates our methodology in tackling the Valence-Arousal (VA) Estimation Challenge, Expression (Expr) Classification Challenge,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-19 Weiwei Zhou , Jiada Lu , Chenkun Ling , Weifeng Wang , Shaowei Liu