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Self-supervised learning systems have gained significant attention in recent years by leveraging clustering-based pseudo-labels to provide supervision without the need for human annotations. However, the noise in these pseudo-labels caused…

Computer Vision and Pattern Recognition · Computer Science 2024-10-21 Zia-ur-Rehman , Arif Mahmood , Wenxiong Kang

Traditional semi-supervised learning (SSL) assumes that the feature distributions of labeled and unlabeled data are consistent which rarely holds in realistic scenarios. In this paper, we propose a novel SSL setting, where unlabeled samples…

Computer Vision and Pattern Recognition · Computer Science 2024-06-03 Jiachen Liang , Ruibing Hou , Hong Chang , Bingpeng Ma , Shiguang Shan , Xilin Chen

In this work, we introduce a novel problem setup termed as Heterogeneous Semi-Supervised Learning (HSSL), which presents unique challenges by bridging the semi-supervised learning (SSL) task and the unsupervised domain adaptation (UDA)…

Machine Learning · Computer Science 2025-03-04 Marzi Heidari , Abdullah Alchihabi , Hao Yan , Yuhong Guo

Vehicle Re-identification is attracting more and more attention in recent years. One of the most challenging problems is to learn an efficient representation for a vehicle from its multi-viewpoint images. Existing methods tend to derive…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Saghir Ahmed Saghir Alfasly , Yongjian Hu , Tiancai Liang , Xiaofeng Jin , Qingli Zhao , Beibei Liu

This paper proposes integrating semantics-oriented similarity representation into RankingMatch, a recently proposed semi-supervised learning method. Our method, dubbed ReRankMatch, aims to deal with the case in which labeled and unlabeled…

Computer Vision and Pattern Recognition · Computer Science 2021-09-28 Trung Quang Tran , Mingu Kang , Daeyoung Kim

Semi-supervised learning (SSL) can improve model performance by leveraging unlabeled images, which can be collected from public image sources with low costs. In recent years, synthetic images have become increasingly common in public image…

Computer Vision and Pattern Recognition · Computer Science 2024-12-02 Zerun Wang , Jiafeng Mao , Liuyu Xiang , Toshihiko Yamasaki

Most of the recent Deep Semantic Segmentation algorithms suffer from large generalization errors, even when powerful hierarchical representation models based on convolutional neural networks have been employed. This could be attributed to…

Computer Vision and Pattern Recognition · Computer Science 2019-10-01 Javed Iqbal , Mohsen Ali

Generalizing an object detector trained on a single domain to multiple unseen domains is a challenging task. Existing methods typically introduce image or feature augmentation to diversify the source domain to raise the robustness of the…

Computer Vision and Pattern Recognition · Computer Science 2025-05-13 Hongda Qin , Xiao Lu , Zhiyong Wei , Yihong Cao , Kailun Yang , Ningjiang Chen

Methods for unsupervised domain adaptation (UDA) help to improve the performance of deep neural networks on unseen domains without any labeled data. Especially in medical disciplines such as histopathology, this is crucial since large…

Computer Vision and Pattern Recognition · Computer Science 2023-02-03 Kevin Thandiackal , Luigi Piccinelli , Pushpak Pati , Orcun Goksel

With the development of deep learning, supervised learning methods perform well in remote sensing images (RSIs) scene classification. However, supervised learning requires a huge number of annotated data for training. When labeled samples…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 Chao Tao , Ji Qi , Weipeng Lu , Hao Wang , Haifeng Li

Semi-supervised learning utilizes insights from unlabeled data to improve model generalization, thereby reducing reliance on large labeled datasets. Most existing studies focus on limited samples and fail to capture the overall data…

Computer Vision and Pattern Recognition · Computer Science 2025-03-13 Xiuzhen Guo , Lianyuan Yu , Ji Shi , Na Lei , Hongxiao Wang

Medical image analysis using supervised deep learning methods remains problematic because of the reliance of deep learning methods on large amounts of labelled training data. Although medical imaging data repositories continue to expand…

Computer Vision and Pattern Recognition · Computer Science 2019-06-11 Euijoon Ahn , Ashnil Kumar , Dagan Feng , Michael Fulham , Jinman Kim

While modern visual recognition systems have made significant advancements, many continue to struggle with the open problem of learning from few exemplars. This paper focuses on the task of object detection in the setting where object…

Computer Vision and Pattern Recognition · Computer Science 2025-06-10 Phi Vu Tran

This work proposes a new image analysis tool called Label Consistent Transform Learning (LCTL). Transform learning is a recent unsupervised representation learning approach; we add supervision by incorporating a label consistency…

Image and Video Processing · Electrical Eng. & Systems 2019-12-25 Jyoti Maggu , Hemant K. Aggarwal , Angshul Majumdar

Existing domain adaptation (DA) and generalization (DG) methods in object detection enforce feature alignment in the visual space but face challenges like object appearance variability and scene complexity, which make it difficult to…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Sina Malakouti , Adriana Kovashka

DNN-based cross-modal retrieval has become a research hotspot, by which users can search results across various modalities like image and text. However, existing methods mainly focus on the pairwise correlation and reconstruction error of…

Machine Learning · Computer Science 2017-04-06 Xin Huang , Yuxin Peng

Unsupervised domain adaptation aims to transfer knowledge from a labeled source domain to an unlabeled target domain. Previous methods focus on learning domain-invariant features to decrease the discrepancy between the feature distributions…

Machine Learning · Computer Science 2021-06-30 Yuntao Du , Yinghao Chen , Fengli Cui , Xiaowen Zhang , Chongjun Wang

Large-scale labeled data are generally required to train deep neural networks in order to obtain better performance in visual feature learning from images or videos for computer vision applications. To avoid extensive cost of collecting and…

Computer Vision and Pattern Recognition · Computer Science 2019-02-19 Longlong Jing , Yingli Tian

Unsupervised cross-domain person re-identification (Re-ID) aims to adapt the information from the labelled source domain to an unlabelled target domain. Due to the lack of supervision in the target domain, it is crucial to identify the…

Computer Vision and Pattern Recognition · Computer Science 2020-01-14 Xinyu Zhang , Dong Gong , Jiewei Cao , Chunhua Shen

Cross-modal data matching refers to retrieval of data from one modality, when given a query from another modality. In general, supervised algorithms achieve better retrieval performance compared to their unsupervised counterpart, as they…

Computer Vision and Pattern Recognition · Computer Science 2019-05-28 Devraj Mandal , Pramod Rao , Soma Biswas
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