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Related papers: Domain-General Crowd Counting in Unseen Scenarios

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Supervised learning results typically rely on assumptions of i.i.d. data. Unfortunately, those assumptions are commonly violated in practice. In this work, we tackle such problem by focusing on domain generalization: a formalization where…

Machine Learning · Computer Science 2024-10-30 Isabela Albuquerque , João Monteiro , Mohammad Darvishi , Tiago H. Falk , Ioannis Mitliagkas

Face recognition systems are usually faced with unseen domains in real-world applications and show unsatisfactory performance due to their poor generalization. For example, a well-trained model on webface data cannot deal with the ID vs.…

Computer Vision and Pattern Recognition · Computer Science 2020-03-26 Jianzhu Guo , Xiangyu Zhu , Chenxu Zhao , Dong Cao , Zhen Lei , Stan Z. Li

Aiming at recognizing images of the same person across distinct camera views, person re-identification (re-ID) has been among active research topics in computer vision. Most existing re-ID works require collection of a large amount of…

Computer Vision and Pattern Recognition · Computer Science 2020-10-20 Ci-Siang Lin , Yuan-Chia Cheng , Yu-Chiang Frank Wang

Domain generalization is a technique aimed at enabling models to maintain high accuracy when applied to new environments or datasets (unseen domains) that differ from the datasets used in training. Generally, the accuracy of models trained…

Computer Vision and Pattern Recognition · Computer Science 2026-04-09 Reiji Saito , Kazuhiro Hotta

Domain generalization approaches aim to learn a domain invariant prediction model for unknown target domains from multiple training source domains with different distributions. Significant efforts have recently been committed to broad…

Computer Vision and Pattern Recognition · Computer Science 2021-08-23 Mohammad Mahfujur Rahman , Clinton Fookes , Sridha Sridharan

Crowd localization targets on predicting each instance precise location within an image. Current advanced methods propose the pixel-wise binary classification to tackle the congested prediction, in which the pixel-level thresholds binarize…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Junyu Gao , Da Zhang , Qiyu Wang , Zhiyuan Zhao , Xuelong Li

Domain adaptation aims to learn models on a supervised source domain that perform well on an unsupervised target. Prior work has examined domain adaptation in the context of stationary domain shifts, i.e. static data sets. However, with…

Computer Vision and Pattern Recognition · Computer Science 2018-08-03 Sindi Shkodrani , Michael Hofmann , Efstratios Gavves

Domain adaptation considers the problem of generalising a model learnt using data from a particular source domain to a different target domain. Often it is difficult to find a suitable single source to adapt from, and one must consider…

Computation and Language · Computer Science 2020-04-20 Xia Cui , Danushka Bollegala

Domain shift refers to the well known problem that a model trained in one source domain performs poorly when applied to a target domain with different statistics. {Domain Generalization} (DG) techniques attempt to alleviate this issue by…

Machine Learning · Computer Science 2017-10-11 Da Li , Yongxin Yang , Yi-Zhe Song , Timothy M. Hospedales

Domain generalization typically requires data from multiple source domains for model learning. However, such strong assumption may not always hold in practice, especially in medical field where the data sharing is highly concerned and…

Computer Vision and Pattern Recognition · Computer Science 2022-06-30 Quande Liu , Cheng Chen , Qi Dou , Pheng-Ann Heng

We study a worst-case scenario in generalization: Out-of-domain generalization from a single source. The goal is to learn a robust model from a single source and expect it to generalize over many unknown distributions. This challenging…

Computer Vision and Pattern Recognition · Computer Science 2021-03-16 Fengchun Qiao , Xi Peng

We consider the problem of few-shot scene adaptive crowd counting. Given a target camera scene, our goal is to adapt a model to this specific scene with only a few labeled images of that scene. The solution to this problem has potential…

Computer Vision and Pattern Recognition · Computer Science 2020-06-22 Mahesh Kumar Krishna Reddy , Mohammad Hossain , Mrigank Rochan , Yang Wang

Domain Generalization aims to develop models that can generalize to novel and unseen data distributions. In this work, we study how model architectures and pre-training objectives impact feature richness and propose a method to effectively…

Machine Learning · Computer Science 2025-04-30 Xavier Thomas , Deepti Ghadiyaram

Domain generalization (DG), aiming at models able to work on multiple unseen domains, is a must-have characteristic of general artificial intelligence. DG based on single source domain training data is more challenging due to the lack of…

Computer Vision and Pattern Recognition · Computer Science 2023-04-17 Qingyue Yang , Hongjing Niu , Pengfei Xia , Wei Zhang , Bin Li

Though deep neural networks have achieved impressive success on various vision tasks, obvious performance degradation still exists when models are tested in out-of-distribution scenarios. In addressing this limitation, we ponder that the…

Computer Vision and Pattern Recognition · Computer Science 2023-01-18 Xiaotong Li , Zixuan Hu , Jun Liu , Yixiao Ge , Yongxing Dai , Ling-Yu Duan

Deep learning models usually suffer from domain shift issues, where models trained on one source domain do not generalize well to other unseen domains. In this work, we investigate the single-source domain generalization problem: training a…

Computer Vision and Pattern Recognition · Computer Science 2023-04-24 Cheng Ouyang , Chen Chen , Surui Li , Zeju Li , Chen Qin , Wenjia Bai , Daniel Rueckert

Unsupervised Domain Adaptation (UDA) is quite challenging due to the large distribution discrepancy between the source domain and the target domain. Inspired by diffusion models which have strong capability to gradually convert data…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Duo Peng , Qiuhong Ke , Yinjie Lei , Jun Liu

Domain Generalization (DG) is a fundamental challenge for machine learning models, which aims to improve model generalization on various domains. Previous methods focus on generating domain invariant features from various source domains.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-22 Daoan Zhang , Mingkai Chen , Chenming Li , Lingyun Huang , Jianguo Zhang

Recognition across domains has recently become an active topic in the research community. However, it has been largely overlooked in the problem of recognition in new unseen domains. Under this condition, the delivered deep network models…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Thanh-Dat Truong , Chi Nhan Duong , Khoa Luu , Minh-Triet Tran , Minh Do

Machine learning systems generally assume that the training and testing distributions are the same. To this end, a key requirement is to develop models that can generalize to unseen distributions. Domain generalization (DG), i.e.,…

Machine Learning · Computer Science 2022-05-25 Jindong Wang , Cuiling Lan , Chang Liu , Yidong Ouyang , Tao Qin , Wang Lu , Yiqiang Chen , Wenjun Zeng , Philip S. Yu