English
Related papers

Related papers: Domain Generalization for Activity Recognition via…

200 papers

Domain generalization (DG) serves as a promising solution to handle person Re-Identification (Re-ID), which trains the model using labels from the source domain alone, and then directly adopts the trained model to the target domain without…

Information Retrieval · Computer Science 2020-07-28 Peixian Chen , Pingyang Dai , Jianzhuang Liu , Feng Zheng , Qi Tian , Rongrong Ji

Domain adaptation is essential for activity recognition to ensure accurate and robust performance across diverse environments, sensor types, and data sources. Unsupervised domain adaptation methods have been extensively studied, yet, they…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Kunyu Peng , Di Wen , David Schneider , Jiaming Zhang , Kailun Yang , M. Saquib Sarfraz , Rainer Stiefelhagen , Alina Roitberg

Recent works on domain adaptation exploit adversarial training to obtain domain-invariant feature representations from the joint learning of feature extractor and domain discriminator networks. However, domain adversarial methods render…

Computer Vision and Pattern Recognition · Computer Science 2019-10-15 Seungmin Lee , Dongwan Kim , Namil Kim , Seong-Gyun Jeong

Unsupervised domain adaptive object detection is a challenging vision task where object detectors are adapted from a label-rich source domain to an unlabeled target domain. Recent advances prove the efficacy of the adversarial based domain…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Kunyang Sun , Wei Lin , Haoqin Shi , Zhengming Zhang , Yongming Huang , Horst Bischof

Federated learning improves data privacy and efficiency in machine learning performed over networks of distributed devices, such as mobile phones, IoT and wearable devices, etc. Yet models trained with federated learning can still fail to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Xingchao Peng , Zijun Huang , Yizhe Zhu , Kate Saenko

Deep learning methods are successfully used in applications pertaining to ubiquitous computing, health, and well-being. Specifically, the area of human activity recognition (HAR) is primarily transformed by the convolutional and recurrent…

Machine Learning · Computer Science 2019-07-30 Aaqib Saeed , Tanir Ozcelebi , Johan Lukkien

Domain generalization (DG) aims to incorporate knowledge from multiple source domains into a single model that could generalize well on unseen target domains. This problem is ubiquitous in practice since the distributions of the target data…

Machine Learning · Statistics 2019-07-26 Shoubo Hu , Kun Zhang , Zhitang Chen , Laiwan Chan

Application of intelligent systems especially in smart homes and health-related topics has been drawing more attention in the last decades. Training Human Activity Recognition (HAR) models -- as a major module -- requires a fair amount of…

Machine Learning · Computer Science 2020-11-12 Elnaz Soleimani , Ehsan Nazerfard

Invariant approaches have been remarkably successful in tackling the problem of domain generalization, where the objective is to perform inference on data distributions different from those used in training. In our work, we investigate…

Computer Vision and Pattern Recognition · Computer Science 2021-03-31 Abhimanyu Dubey , Vignesh Ramanathan , Alex Pentland , Dhruv Mahajan

To enhance the generalization performance of Multi-Task Networks (MTN) in Face Attribute Recognition (FAR), it is crucial to share relevant information across multiple related prediction tasks effectively. Traditional MTN methods create…

Computer Vision and Pattern Recognition · Computer Science 2026-02-02 Gong Gao , Zekai Wang , Xianhui Liu , Weidong Zhao

Facial action unit recognition has many applications from market research to psychotherapy and from image captioning to entertainment. Despite its recent progress, deployment of these models has been impeded due to their limited…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Javier Hernandez , Daniel McDuff , Ognjen , Rudovic , Alberto Fung , Mary Czerwinski

Although current face anti-spoofing methods achieve promising results under intra-dataset testing, they suffer from poor generalization to unseen attacks. Most existing works adopt domain adaptation (DA) or domain generalization (DG)…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Jingjing Wang , Jingyi Zhang , Ying Bian , Youyi Cai , Chunmao Wang , Shiliang Pu

Enhancing the domain generalization performance of Face Anti-Spoofing (FAS) techniques has emerged as a research focus. Existing methods are dedicated to extracting domain-invariant features from various training domains. Despite the…

Computer Vision and Pattern Recognition · Computer Science 2024-01-31 Lianrui Mu , Jianhong Bai , Xiaoxuan He , Jiangnan Ye , Xiaoyu Liang , Yuchen Yang , Jiedong Zhuang , Haoji Hu

Federated Learning (FL) trains models locally at each research center or clinic and aggregates only model updates, making it a natural fit for medical imaging, where strict privacy laws forbid raw data sharing. A major obstacle is…

Machine Learning · Computer Science 2025-09-30 Soroosh Safari Loaliyan , Jose-Luis Ambite , Paul M. Thompson , Neda Jahanshad , Greg Ver Steeg

With various face presentation attacks emerging continually, face anti-spoofing (FAS) approaches based on domain generalization (DG) have drawn growing attention. Existing DG-based FAS approaches always capture the domain-invariant features…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Qianyu Zhou , Ke-Yue Zhang , Taiping Yao , Ran Yi , Shouhong Ding , Lizhuang Ma

Generalized zero-shot skeleton-based action recognition (GZSSAR) is a new challenging problem in computer vision community, which requires models to recognize actions without any training samples. Previous studies only utilize the action…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Ming-Zhe Li , Zhen Jia , Zhang Zhang , Zhanyu Ma , Liang Wang

Human Activity Recognition (HAR) plays a vital role in applications such as fitness tracking, smart homes, and healthcare monitoring. Traditional HAR systems often rely on single modalities, such as motion sensors or cameras, limiting…

Machine Learning · Computer Science 2025-08-05 Asmit Bandyopadhyay , Rohit Basu , Tanmay Sen , Swagatam Das

Domain adaptation is a potential method to train a powerful deep neural network, which can handle the absence of labeled data. More precisely, domain adaptation solving the limitation called dataset bias or domain shift when the training…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Thai-Vu Nguyen , Anh Nguyen , Nghia Le , Bac Le

Local feature extraction is a standard approach in computer vision for tackling important tasks such as image matching and retrieval. The core assumption of most methods is that images undergo affine transformations, disregarding more…

Computer Vision and Pattern Recognition · Computer Science 2023-04-04 Guilherme Potje , Felipe Cadar , Andre Araujo , Renato Martins , Erickson R. Nascimento

We tackle the domain generalisation (DG) problem by posing it as a domain adaptation (DA) task where we adversarially synthesise the worst-case target domain and adapt a model to that worst-case domain, thereby improving the model's…

Machine Learning · Computer Science 2023-02-24 Minyoung Kim , Da Li , Timothy Hospedales