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A 3D biomechanical finite element model of the face is presented. Muscles are represented by piece-wise uniaxial tension cable elements linking the insertion points. Such insertion points are specific entities differing from nodes of the…

This paper proposes a novel 3D speech-to-animation (STA) generation framework designed to address the shortcomings of existing models in producing diverse and emotionally resonant animations. Current STA models often generate animations…

计算机视觉与模式识别 · 计算机科学 2024-11-27 Xulong Zhang , Xiaoyang Qu , Haoxiang Shi , Chunguang Xiao , Jianzong Wang

Evaluating the performance of Multi-modal Large Language Models (MLLMs), integrating both point cloud and language, presents significant challenges. The lack of a comprehensive assessment hampers determining whether these models truly…

计算机视觉与模式识别 · 计算机科学 2024-04-24 Junjie Zhang , Tianci Hu , Xiaoshui Huang , Yongshun Gong , Dan Zeng

The recent state of the art on monocular 3D face reconstruction from image data has made some impressive advancements, thanks to the advent of Deep Learning. However, it has mostly focused on input coming from a single RGB image,…

Speech-driven 3D facial animation is challenging due to the complex geometry of human faces and the limited availability of 3D audio-visual data. Prior works typically focus on learning phoneme-level features of short audio windows with…

计算机视觉与模式识别 · 计算机科学 2022-03-18 Yingruo Fan , Zhaojiang Lin , Jun Saito , Wenping Wang , Taku Komura

Facial expression generation is one of the most challenging and long-sought aspects of character animation, with many interesting applications. The challenging task, traditionally having relied heavily on digital craftspersons, remains yet…

计算机视觉与模式识别 · 计算机科学 2024-04-16 Kaifeng Zou , Sylvain Faisan , Boyang Yu , Sébastien Valette , Hyewon Seo

Recent works in implicit representations, such as Neural Radiance Fields (NeRF), have advanced the generation of realistic and animatable head avatars from video sequences. These implicit methods are still confronted by visual artifacts and…

计算机视觉与模式识别 · 计算机科学 2024-02-28 Zicheng Zhang , Ruobing Zheng , Ziwen Liu , Congying Han , Tianqi Li , Meng Wang , Tiande Guo , Jingdong Chen , Bonan Li , Ming Yang

Ability to generate intelligent and generalizable facial expressions is essential for building human-like social robots. At present, progress in this field is hindered by the fact that each facial expression needs to be programmed by…

机器人学 · 计算机科学 2021-05-27 Boyuan Chen , Yuhang Hu , Lianfeng Li , Sara Cummings , Hod Lipson

The ability to create realistic, animatable and relightable head avatars from casual video sequences would open up wide ranging applications in communication and entertainment. Current methods either build on explicit 3D morphable meshes…

计算机视觉与模式识别 · 计算机科学 2023-03-01 Yufeng Zheng , Wang Yifan , Gordon Wetzstein , Michael J. Black , Otmar Hilliges

This paper presents a novel approach for text/speech-driven animation of a photo-realistic head model based on blend-shape geometry, dynamic textures, and neural rendering. Training a VAE for geometry and texture yields a parametric model…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Wolfgang Paier , Anna Hilsmann , Peter Eisert

It is challenging to directly estimate the human geometry from a single image due to the high diversity and complexity of body shapes with the various clothing styles. Most of model-based approaches are limited to predict the shape and pose…

计算机视觉与模式识别 · 计算机科学 2022-02-02 Lixiang Lin , Jianke Zhu

We present 2 statistical models of the skull and mandible built upon an elastic registration method of 3D meshes. The aim of this work is to relate degrees of freedom of skull anatomy, as static relations are of main interest for…

医学物理 · 物理学 2016-08-16 Maxime Berar , Michel Desvignes , Gérard Bailly , Yohan Payan

A key challenge in 3D talking head synthesis lies in the reliance on a long-duration talking head video to train a new model for each target identity from scratch. Recent methods have attempted to address this issue by extracting general…

计算机视觉与模式识别 · 计算机科学 2025-08-21 Yuhang Guo , Kaijun Deng , Siyang Song , Jindong Xie , Wenhui Ma , Linlin Shen

Generating 3D faces from textual descriptions has a multitude of applications, such as gaming, movie, and robotics. Recent progresses have demonstrated the success of unconditional 3D face generation and text-to-3D shape generation.…

计算机视觉与模式识别 · 计算机科学 2023-09-01 Cuican Yu , Guansong Lu , Yihan Zeng , Jian Sun , Xiaodan Liang , Huibin Li , Zongben Xu , Songcen Xu , Wei Zhang , Hang Xu

Non-rigid 3D mesh matching is a critical step in computer vision and computer graphics pipelines. We tackle matching meshes that contain topological artefacts which can break the assumption made by current approaches. While Functional Maps…

计算机视觉与模式识别 · 计算机科学 2025-09-09 Aymen Merrouche , Stefanie Wuhrer , Edmond Boyer

As the most common representation for 3D shapes, mesh is often stored discretely with arrays of vertices and faces. However, 3D shapes in the real world are presented continuously. In this paper, we propose to learn a continuous…

计算机视觉与模式识别 · 计算机科学 2023-01-13 Zhongpai Gao

One-shot talking face generation aims at synthesizing a high-quality talking face video from an arbitrary portrait image, driven by a video or an audio segment. One challenging quality factor is the resolution of the output video: higher…

计算机视觉与模式识别 · 计算机科学 2022-03-18 Fei Yin , Yong Zhang , Xiaodong Cun , Mingdeng Cao , Yanbo Fan , Xuan Wang , Qingyan Bai , Baoyuan Wu , Jue Wang , Yujiu Yang

Embedding 3D morphable basis functions into deep neural networks opens great potential for models with better representation power. However, to faithfully learn those models from an image collection, it requires strong regularization to…

计算机视觉与模式识别 · 计算机科学 2019-04-11 Luan Tran , Feng Liu , Xiaoming Liu

We present MeshLLM, a novel framework that leverages large language models (LLMs) to understand and generate text-serialized 3D meshes. Our approach addresses key limitations in existing methods, including the limited dataset scale when…

3D meshes are a fundamental representation widely used in computer science and engineering. In robotics, they are particularly valuable because they capture objects in a form that aligns directly with how robots interact with the physical…

机器人学 · 计算机科学 2026-01-01 Qian Wang , Omar Abdellall , Tony Gao , Xiatao Sun , Daniel Rakita