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Talking head synthesis is a promising approach for the video production industry. Recently, a lot of effort has been devoted in this research area to improve the generation quality or enhance the model generalization. However, there are few…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Shuai Shen , Wenliang Zhao , Zibin Meng , Wanhua Li , Zheng Zhu , Jie Zhou , Jiwen Lu

Talking head generation is a significant research topic that still faces numerous challenges. Previous works often adopt generative adversarial networks or regression models, which are plagued by generation quality and average facial shape…

Computer Vision and Pattern Recognition · Computer Science 2024-08-20 Ziyu Yao , Xuxin Cheng , Zhiqi Huang

The scarcity of accessible, compliant, and ethically sourced data presents a considerable challenge to the adoption of artificial intelligence (AI) in sensitive fields like healthcare, finance, and biomedical research. Furthermore, access…

Machine Learning · Computer Science 2025-04-02 Kumar Kshitij Patel , Weitong Zhang , Lingxiao Wang

Emotional talking head generation has attracted growing attention. Previous methods, which are mainly GAN-based, still struggle to consistently produce satisfactory results across diverse emotions and cannot conveniently specify…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Yifeng Ma , Shiwei Zhang , Jiayu Wang , Xiang Wang , Yingya Zhang , Zhidong Deng

In latest years plethora of identity-preserving adapters for a personalized generation with diffusion models have been released. Their main disadvantage is that they are dominantly trained jointly with base diffusion models, which suffer…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Sergey Karpukhin , Vadim Titov , Andrey Kuznetsov , Aibek Alanov

Audio-driven talking face generation is a challenging task in digital communication. Despite significant progress in the area, most existing methods concentrate on audio-lip synchronization, often overlooking aspects such as visual quality,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Fatemeh Nazarieh , Zhenhua Feng , Diptesh Kanojia , Muhammad Awais , Josef Kittler

Speech-driven 3D facial animation has been an attractive task in both academia and industry. Traditional methods mostly focus on learning a deterministic mapping from speech to animation. Recent approaches start to consider the…

Computer Vision and Pattern Recognition · Computer Science 2023-12-05 Peng Chen , Xiaobao Wei , Ming Lu , Yitong Zhu , Naiming Yao , Xingyu Xiao , Hui Chen

Neural conversational models have long suffered from the problem of inconsistency and lacking coherent personality. To address the issue, persona-based models capturing individual characteristics have been proposed, but they still face the…

Computation and Language · Computer Science 2021-10-14 Yujie Lu , Chao Huang , Huanli Zhan , Yong Zhuang

Large generative models (for example, language and diffusion models) enable high-quality text and image synthesis but are hard to train or adapt in cross-device federated settings due to heavy computation and communication and…

Machine Learning · Computer Science 2025-12-30 Kabir Khan , Manju Sarkar , Anita Kar , Suresh Ghosh

Federated learning enables distributed clients to collaborate on training while storing their data locally to protect client privacy. However, due to the heterogeneity of data, models, and devices, the final global model may need to perform…

Machine Learning · Computer Science 2024-06-25 Wolong Xing , Zhenkui Shi , Hongyan Peng , Xiantao Hu , Xianxian Li

Federated learning (FL) has become a prevalent distributed machine learning paradigm with improved privacy. After learning, the resulting federated model should be further personalized to each different client. While several methods have…

Machine Learning · Computer Science 2021-03-09 Bingyan Liu , Yao Guo , Xiangqun Chen

Diffusion models have recently advanced photorealistic human synthesis, although practical talking-head generation (THG) remains constrained by high inference latency, temporal instability such as flicker and identity drift, and imperfect…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Soumya Mazumdar , Vineet Kumar Rakesh

Deep learning has achieved great success in many applications. However, its deployment in practice has been hurdled by two issues: the privacy of data that has to be aggregated centrally for model training and high communication overhead…

Distributed, Parallel, and Cluster Computing · Computer Science 2022-02-04 Tien-Dung Cao , Tram Truong-Huu , Hien Tran , Khanh Tran

Recent advances in Talking Head Generation (THG) have achieved impressive lip synchronization and visual quality through diffusion models; yet existing methods struggle to generate emotionally expressive portraits while preserving speaker…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Weipeng Tan , Chuming Lin , Chengming Xu , FeiFan Xu , Xiaobin Hu , Xiaozhong Ji , Junwei Zhu , Chengjie Wang , Yanwei Fu

Recent advancements in video diffusion models have significantly enhanced audio-driven portrait animation. However, current methods still suffer from flickering, identity drift, and poor audio-visual synchronization. These issues primarily…

Computer Vision and Pattern Recognition · Computer Science 2025-12-19 Zhenjie Liu , Jianzhang Lu , Renjie Lu , Cong Liang , Shangfei Wang

Personalized Federated Learning (PFL) faces persistent challenges, including domain heterogeneity from diverse client data, data imbalance due to skewed participation, and strict communication constraints. Traditional federated learning…

Machine Learning · Computer Science 2025-11-25 Mincheol Jeon , Euinam Huh

In this work, we propose an ID-preserving talking head generation framework, which advances previous methods in two aspects. First, as opposed to interpolating from sparse flow, we claim that dense landmarks are crucial to achieving…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Bowen Zhang , Chenyang Qi , Pan Zhang , Bo Zhang , HsiangTao Wu , Dong Chen , Qifeng Chen , Yong Wang , Fang Wen

Federated learning aims at training models collaboratively across participants while protecting privacy. However, one major challenge for this paradigm is the data heterogeneity issue, where biased data preferences across multiple clients,…

Machine Learning · Computer Science 2025-07-21 Huan Wang , Haoran Li , Huaming Chen , Jun Yan , Jiahua Shi , Jun Shen

Federated learning enables collaborative model training across distributed clients while preserving data privacy. However, in practical deployments, device heterogeneity, non-independent, and identically distributed (Non-IID) data often…

Artificial Intelligence · Computer Science 2026-02-20 Jin Wang , Hui Ma , Fei Xing , Ming Yan

The proliferation of edge devices has brought Federated Learning (FL) to the forefront as a promising paradigm for decentralized and collaborative model training while preserving the privacy of clients' data. However, FL struggles with a…

Machine Learning · Computer Science 2024-05-14 Mahdi Morafah , Matthias Reisser , Bill Lin , Christos Louizos
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