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This work addresses the task of self-supervised learning (SSL) on a long-tailed dataset that aims to learn balanced and well-separated representations for downstream tasks such as image classification. This task is crucial because the real…

计算机视觉与模式识别 · 计算机科学 2025-06-17 Cuong Manh Hoang , Yeejin Lee , Byeongkeun Kang

Current state-of-the-art object detectors can have significant performance drop when deployed in the wild due to domain gaps with training data. Unsupervised Domain Adaptation (UDA) is a promising approach to adapt models for new…

计算机视觉与模式识别 · 计算机科学 2021-08-06 Fuxun Yu , Di Wang , Yinpeng Chen , Nikolaos Karianakis , Tong Shen , Pei Yu , Dimitrios Lymberopoulos , Sidi Lu , Weisong Shi , Xiang Chen

Deep learning (DL)-based sea\textendash land clutter classification for sky-wave over-the-horizon-radar (OTHR) has become a novel research topic. In engineering applications, real-time predictions of sea\textendash land clutter with…

计算机视觉与模式识别 · 计算机科学 2024-03-12 Xiaoxuan Zhang , Quan Pan , Salvador García

Unsupervised domain adaptive object detection aims to adapt detectors from a labelled source domain to an unlabelled target domain. Most existing works take a two-stage strategy that first generates region proposals and then detects objects…

计算机视觉与模式识别 · 计算机科学 2021-05-20 Dayan Guan , Jiaxing Huang , Aoran Xiao , Shijian Lu , Yanpeng Cao

We address the problem of unsupervised domain adaptation (UDA) by learning a cross-domain agnostic embedding space, where the distance between the probability distributions of the two source and target visual domains is minimized. We use…

机器学习 · 计算机科学 2019-09-25 Alex Gabourie , Mohammad Rostami , Philip Pope , Soheil Kolouri , Kyungnam Kim

Recent deep networks achieved state of the art performance on a variety of semantic segmentation tasks. Despite such progress, these models often face challenges in real world `wild tasks' where large difference between labeled…

计算机视觉与模式识别 · 计算机科学 2018-10-26 Yang Zou , Zhiding Yu , B. V. K. Vijaya Kumar , Jinsong Wang

Domain Translation is the problem of finding a meaningful correspondence between two domains. Since in a majority of settings paired supervision is not available, much work focuses on Unsupervised Domain Translation (UDT) where data samples…

机器学习 · 计算机科学 2019-06-05 Emmanuel de Bézenac , Ibrahim Ayed , Patrick Gallinari

Class distribution mismatch (CDM) refers to the discrepancy between class distributions in training data and target tasks. Previous methods address this by designing classifiers to categorize classes known during training, while grouping…

计算机视觉与模式识别 · 计算机科学 2025-05-13 Pan Du , Wangbo Zhao , Xinai Lu , Nian Liu , Zhikai Li , Chaoyu Gong , Suyun Zhao , Hong Chen , Cuiping Li , Kai Wang , Yang You

We approach the challenge of addressing semi-supervised domain generalization (SSDG). Specifically, our aim is to obtain a model that learns domain-generalizable features by leveraging a limited subset of labelled data alongside a…

计算机视觉与模式识别 · 计算机科学 2024-05-08 Chamuditha Jayanga Galappaththige , Sanoojan Baliah , Malitha Gunawardhana , Muhammad Haris Khan

Most of the existing recognition algorithms are proposed for closed set scenarios, where all categories are known beforehand. However, in practice, recognition is essentially an open set problem. There are categories we know called…

计算机视觉与模式识别 · 计算机科学 2020-01-14 Yu Shu , Yemin Shi , Yaowei Wang , Tiejun Huang , Yonghong Tian

Domain shift poses a significant challenge in cross-domain spoken language recognition (SLR) by reducing its effectiveness. Unsupervised domain adaptation (UDA) algorithms have been explored to address domain shifts in SLR without relying…

音频与语音处理 · 电气工程与系统科学 2023-10-23 Xugang Lu , Peng Shen , Yu Tsao , Hisashi Kawai

Unsupervised domain adaptation (UDA) aims to learn the unlabeled target domain by transferring the knowledge of the labeled source domain. To date, most of the existing works focus on the scenario of one source domain and one target domain…

机器学习 · 计算机科学 2018-09-18 Huanhuan Yu , Menglei Hu , Songcan Chen

Traditional supervised drone-view geo-localization (DVGL) methods heavily depend on paired training data and encounter difficulties in learning cross-view correlations from unpaired data. Moreover, when deployed in a new domain, these…

计算机视觉与模式识别 · 计算机科学 2026-04-20 Zhongwei Chen , Zhao-Xu Yang , Hai-Jun Rong , Jiawei Lang , Guoqi Li

Zero-shot learning (ZSL) aims to recognize objects from unseen classes, where the kernel problem is to transfer knowledge from seen classes to unseen classes by establishing appropriate mappings between visual and semantic features. The…

计算机视觉与模式识别 · 计算机科学 2022-03-18 Bo Liu , Qiulei Dong , Zhanyi Hu

Unsupervised Domain Adaptation (UDA) addresses the problem of performance degradation due to domain shift between training and testing sets, which is common in computer vision applications. Most existing UDA approaches are based on…

计算机视觉与模式识别 · 计算机科学 2019-05-14 Songsong Wu , Yan Yan , Hao Tang , Jianjun Qian , Jian Zhang , Xiao-Yuan Jing

In recent years, the need for semantic segmentation has arisen across several different applications and environments. However, the expense and redundancy of annotation often limits the quantity of labels available for training in any…

计算机视觉与模式识别 · 计算机科学 2019-09-25 Tarun Kalluri , Girish Varma , Manmohan Chandraker , C V Jawahar

Domain generalization (DG) deals with the problem of domain shift where a machine learning model trained on multiple-source domains fail to generalize well on a target domain with different statistics. Multiple approaches have been proposed…

计算机视觉与模式识别 · 计算机科学 2020-07-29 Prashant Pandey , Mrigank Raman , Sumanth Varambally , Prathosh AP

Unsupervised domain adaptation seeks to mitigate the distribution discrepancy between source and target domains, given labeled samples of the source domain and unlabeled samples of the target domain. Generative adversarial networks (GANs)…

计算机视觉与模式识别 · 计算机科学 2021-04-29 Mohammad Mahfujur Rahman , Clinton Fookes , Sridha Sridharan

Real-world machine learning applications often face simultaneous covariate and semantic shifts, challenging traditional domain generalization and out-of-distribution (OOD) detection methods. We introduce Meta-learned Across Domain…

机器学习 · 计算机科学 2024-11-06 Haoliang Wang , Chen Zhao , Feng Chen

Detecting Out-of-Domain (OOD) or unknown intents from user queries is essential in a task-oriented dialog system. A key challenge of OOD detection is to learn discriminative semantic features. Traditional cross-entropy loss only focuses on…

计算与语言 · 计算机科学 2021-06-01 Zhiyuan Zeng , Keqing He , Yuanmeng Yan , Zijun Liu , Yanan Wu , Hong Xu , Huixing Jiang , Weiran Xu