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Unsupervised image segmentation aims at assigning the pixels with similar feature into a same cluster without annotation, which is an important task in computer vision. Due to lack of prior knowledge, most of existing model usually need to…

计算机视觉与模式识别 · 计算机科学 2020-12-17 Zhichao Wu , Lei Guo , Hao Zhang , Dan Xu

Cross-domain few-shot hyperspectral image classification focuses on learning prior knowledge from a large number of labeled samples from source domains and then transferring the knowledge to the tasks which contain few labeled samples in…

计算机视觉与模式识别 · 计算机科学 2023-12-27 Chun Liu , Longwei Yang , Zheng Li , Wei Yang , Zhigang Han , Jianzhong Guo , Junyong Yu

Unsupervised domain adaptation for object detection addresses the adaption of detectors trained in a source domain to work accurately in an unseen target domain. Recently, methods approaching the alignment of the intermediate features…

计算机视觉与模式识别 · 计算机科学 2026-01-21 Vinicius F. Arruda , Rodrigo F. Berriel , Thiago M. Paixão , Claudine Badue , Alberto F. De Souza , Nicu Sebe , Thiago Oliveira-Santos

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in real-world applications: 1) only limited labels are available for model training, due to…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Yifan Zhang , Ying Wei , Qingyao Wu , Peilin Zhao , Shuaicheng Niu , Junzhou Huang , Mingkui Tan

Human parsing has been extensively studied recently due to its wide applications in many important scenarios. Mainstream fashion parsing models focus on parsing the high-resolution and clean images. However, directly applying the parsers…

计算机视觉与模式识别 · 计算机科学 2018-01-09 Si Liu , Yao Sun , Defa Zhu , Guanghui Ren , Yu Chen , Jiashi Feng , Jizhong Han

We tackle the problem of unsupervised visual descriptors compression, which is a key ingredient of large-scale image retrieval systems. While the deep learning machinery has benefited literally all computer vision pipelines, the existing…

机器学习 · 计算机科学 2019-08-13 Stanislav Morozov , Artem Babenko

We consider the problem of retrieving objects from image data and learning to classify them into meaningful semantic categories with minimal supervision. To that end, we propose a fully differentiable unsupervised deep clustering approach…

计算机视觉与模式识别 · 计算机科学 2018-07-25 Steven Hickson , Anelia Angelova , Irfan Essa , Rahul Sukthankar

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…

计算机视觉与模式识别 · 计算机科学 2023-02-03 Kevin Thandiackal , Luigi Piccinelli , Pushpak Pati , Orcun Goksel

Contrastive learning methods enforce label distance relationships in feature space to improve representation capability for regression models. However, these methods highly depend on label information to correctly recover ordinal…

机器学习 · 计算机科学 2025-12-11 Ce Wang , Weihang Dai , Hanru Bai , Xiaomeng Li

To learn target discriminative representations, using pseudo-labels is a simple yet effective approach for unsupervised domain adaptation. However, the existence of false pseudo-labels, which may have a detrimental influence on learning…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Jaehoon Choi , Minki Jeong , Taekyung Kim , Changick Kim

The success of deep learning methods in medical image segmentation tasks heavily depends on a large amount of labeled data to supervise the training. On the other hand, the annotation of biomedical images requires domain knowledge and can…

计算机视觉与模式识别 · 计算机科学 2021-09-30 Xinrong Hu , Dewen Zeng , Xiaowei Xu , Yiyu Shi

A feature learning task involves training models that are capable of inferring good representations (transformations of the original space) from input data alone. When working with limited or unlabelled data, and also when multiple visual…

计算机视觉与模式识别 · 计算机科学 2018-11-02 Gabriel B. Cavallari , Leonardo Sampaio Ferraz Ribeiro , Moacir Antonelli Ponti

In this work, we propose CLUDA, a simple, yet novel method for performing unsupervised domain adaptation (UDA) for semantic segmentation by incorporating contrastive losses into a student-teacher learning paradigm, that makes use of…

计算机视觉与模式识别 · 计算机科学 2022-11-09 Midhun Vayyat , Jaswin Kasi , Anuraag Bhattacharya , Shuaib Ahmed , Rahul Tallamraju

In cross-domain retrieval, a model is required to identify images from the same semantic category across two visual domains. For instance, given a sketch of an object, a model needs to retrieve a real image of it from an online store's…

计算机视觉与模式识别 · 计算机科学 2024-03-20 Samarth Mishra , Carlos D. Castillo , Hongcheng Wang , Kate Saenko , Venkatesh Saligrama

Unsupervised Domain Adaptation (UDA) aims to align the labeled source distribution with the unlabeled target distribution to obtain domain invariant predictive models. However, the application of well-known UDA approaches does not…

计算机视觉与模式识别 · 计算机科学 2021-11-11 Ankit Singh

Unsupervised domain adaptation is a promising technique for semantic segmentation and other computer vision tasks for which large-scale data annotation is costly and time-consuming. In semantic segmentation, it is attractive to train models…

计算机视觉与模式识别 · 计算机科学 2021-05-19 Luke Melas-Kyriazi , Arjun K. Manrai

Recently, self-supervised representation learning gives further development in multimedia technology. Most existing self-supervised learning methods are applicable to packaged data. However, when it comes to streamed data, they are…

计算机视觉与模式识别 · 计算机科学 2022-11-03 Zhiwei Lin , Yongtao Wang , Hongxiang Lin

Learning discriminative image representations plays a vital role in long-tailed image classification because it can ease the classifier learning in imbalanced cases. Given the promising performance contrastive learning has shown recently in…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Peng Wang , Kai Han , Xiu-Shen Wei , Lei Zhang , Lei Wang

Massive rumors usually appear along with breaking news or trending topics, seriously hindering the truth. Existing rumor detection methods are mostly focused on the same domain, and thus have poor performance in cross-domain scenarios due…

社会与信息网络 · 计算机科学 2023-03-22 Hongyan Ran , Caiyan Jia

In many real-world settings, machine learning models need to identify user inputs that are out-of-domain (OOD) so as to avoid performing wrong actions. This work focuses on a challenging case of OOD detection, where no labels for in-domain…

计算与语言 · 计算机科学 2022-03-23 Di Jin , Shuyang Gao , Seokhwan Kim , Yang Liu , Dilek Hakkani-Tur