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The generation of stylistic 3D facial animations driven by speech presents a significant challenge as it requires learning a many-to-many mapping between speech, style, and the corresponding natural facial motion. However, existing methods…

计算机视觉与模式识别 · 计算机科学 2024-05-15 Zhiyao Sun , Tian Lv , Sheng Ye , Matthieu Lin , Jenny Sheng , Yu-Hui Wen , Minjing Yu , Yong-Jin Liu

Producing expressive facial animations from static images is a challenging task. Prior methods relying on explicit geometric priors (e.g., facial landmarks or 3DMM) often suffer from artifacts in cross reenactment and struggle to capture…

计算机视觉与模式识别 · 计算机科学 2025-07-18 Qiang Wang , Mengchao Wang , Fan Jiang , Yaqi Fan , Yonggang Qi , Mu Xu

Generalizing locomotion policies across diverse legged robots with varying morphologies is a key challenge due to differences in observation/action dimensions and system dynamics. In this work, we propose Multi-Loco, a novel unified…

机器人学 · 计算机科学 2025-06-16 Shunpeng Yang , Zhen Fu , Zhefeng Cao , Guo Junde , Patrick Wensing , Wei Zhang , Hua Chen

Recent diffusion-based methods have achieved impressive results on animating images of human subjects. However, most of that success has built on human-specific body pose representations and extensive training with labeled real videos. In…

图形学 · 计算机科学 2025-03-21 Zeqi Gu , Difan Liu , Timothy Langlois , Matthew Fisher , Abe Davis

Diffusion-based human animation aims to animate a human character based on a source human image as well as driving signals such as a sequence of poses. Leveraging the generative capacity of diffusion model, existing approaches are able to…

计算机视觉与模式识别 · 计算机科学 2024-12-30 Fa-Ting Hong , Zhan Xu , Haiyang Liu , Qinjie Lin , Luchuan Song , Zhixin Shu , Yang Zhou , Duygu Ceylan , Dan Xu

We present SkyReels-A1, a simple yet effective framework built upon video diffusion Transformer to facilitate portrait image animation. Existing methodologies still encounter issues, including identity distortion, background instability,…

计算机视觉与模式识别 · 计算机科学 2025-02-18 Di Qiu , Zhengcong Fei , Rui Wang , Jialin Bai , Changqian Yu , Mingyuan Fan , Guibin Chen , Xiang Wen

The task of face reenactment is to transfer the head motion and facial expressions from a driving video to the appearance of a source image, which may be of a different person (cross-reenactment). Most existing methods are CNN-based and…

计算机视觉与模式识别 · 计算机科学 2024-06-11 Andre Rochow , Max Schwarz , Sven Behnke

Audio-driven portrait animation has made significant advances with diffusion-based models, improving video quality and lipsync accuracy. However, the increasing complexity of these models has led to inefficiencies in training and inference,…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Xuyang Cao , Guoxin Wang , Sheng Shi , Jun Zhao , Yang Yao , Jintao Fei , Minyu Gao , Pei Xie

Multimodal-driven talking face generation refers to animating a portrait with the given pose, expression, and gaze transferred from the driving image and video, or estimated from the text and audio. However, existing methods ignore the…

计算机视觉与模式识别 · 计算机科学 2023-05-10 Chao Xu , Shaoting Zhu , Junwei Zhu , Tianxin Huang , Jiangning Zhang , Ying Tai , Yong Liu

Human-centric generative models designed for AI-driven storytelling must bring together two core capabilities: identity consistency and precise control over human performance. While recent diffusion-based approaches have made significant…

计算机视觉与模式识别 · 计算机科学 2025-10-07 Foivos Paraperas Papantoniou , Stefanos Zafeiriou

The field of portrait image animation, driven by speech audio input, has experienced significant advancements in the generation of realistic and dynamic portraits. This research delves into the complexities of synchronizing facial movements…

计算机视觉与模式识别 · 计算机科学 2024-06-18 Mingwang Xu , Hui Li , Qingkun Su , Hanlin Shang , Liwei Zhang , Ce Liu , Jingdong Wang , Yao Yao , Siyu Zhu

Diffusion-based video generation techniques have significantly improved zero-shot talking-head avatar generation, enhancing the naturalness of both head motion and facial expressions. However, existing methods suffer from poor…

图形学 · 计算机科学 2025-04-24 Lingzhou Mu , Baiji Liu , Ruonan Zhang , Guiming Mo , Jiawei Jin , Kai Zhang , Haozhi Huang

Intelligent agents, such as robots and virtual agents, must understand the dynamics of complex social interactions to interact with humans. Effectively representing social dynamics is challenging because we require multi-modal, synchronized…

机器学习 · 计算机科学 2025-01-22 Antonio Lech Martin-Ozimek , Isuru Jayarathne , Su Larb Mon , Jouh Yeong Chew

Relightable portrait animation aims to animate a static reference portrait to match the head movements and expressions of a driving video while adapting to user-specified or reference lighting conditions. Existing portrait animation methods…

计算机视觉与模式识别 · 计算机科学 2025-03-03 Mingtao Guo , Guanyu Xing , Yanli Liu

Face reenactment is a challenging task, as it is difficult to maintain accurate expression, pose and identity simultaneously. Most existing methods directly apply driving facial landmarks to reenact source faces and ignore the intrinsic gap…

计算机视觉与模式识别 · 计算机科学 2021-04-08 Jin Liu , Peng Chen , Tao Liang , Zhaoxing Li , Cai Yu , Shuqiao Zou , Jiao Dai , Jizhong Han

Current diffusion-based acceleration methods for long-portrait animation struggle to ensure identity (ID) consistency. This paper presents FlashPortrait, an end-to-end video diffusion transformer capable of synthesizing ID-preserving,…

计算机视觉与模式识别 · 计算机科学 2025-12-19 Shuyuan Tu , Yueming Pan , Yinming Huang , Xintong Han , Zhen Xing , Qi Dai , Kai Qiu , Chong Luo , Zuxuan Wu

We propose a neural head reenactment system, which is driven by a latent pose representation and is capable of predicting the foreground segmentation alongside the RGB image. The latent pose representation is learned as a part of the entire…

计算机视觉与模式识别 · 计算机科学 2020-11-02 Egor Burkov , Igor Pasechnik , Artur Grigorev , Victor Lempitsky

Audio-driven single-image talking portrait generation plays a crucial role in virtual reality, digital human creation, and filmmaking. Existing approaches are generally categorized into keypoint-based and image-based methods. Keypoint-based…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Chaolong Yang , Kai Yao , Yuyao Yan , Chenru Jiang , Weiguang Zhao , Jie Sun , Guangliang Cheng , Yifei Zhang , Bin Dong , Kaizhu Huang

Recent advancements in personalized image generation using diffusion models have been noteworthy. However, existing methods suffer from inefficiencies due to the requirement for subject-specific fine-tuning. This computationally intensive…

计算机视觉与模式识别 · 计算机科学 2023-12-12 Xu Peng , Junwei Zhu , Boyuan Jiang , Ying Tai , Donghao Luo , Jiangning Zhang , Wei Lin , Taisong Jin , Chengjie Wang , Rongrong Ji

We present X-Actor, a novel audio-driven portrait animation framework that generates lifelike, emotionally expressive talking head videos from a single reference image and an input audio clip. Unlike prior methods that emphasize lip…

计算机视觉与模式识别 · 计算机科学 2025-08-06 Chenxu Zhang , Zenan Li , Hongyi Xu , You Xie , Xiaochen Zhao , Tianpei Gu , Guoxian Song , Xin Chen , Chao Liang , Jianwen Jiang , Linjie Luo