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Optimal transport distances have found many applications in machine learning for their capacity to compare non-parametric probability distributions. Yet their algorithmic complexity generally prevents their direct use on large scale…

机器学习 · 计算机科学 2021-03-08 Kilian Fatras , Thibault Séjourné , Nicolas Courty , Rémi Flamary

Deep learning models are sensitive to domain shift phenomena. A model trained on images from one domain cannot generalise well when tested on images from a different domain, despite capturing similar anatomical structures. It is mainly…

计算机视觉与模式识别 · 计算机科学 2021-03-16 Sulaiman Vesal , Mingxuan Gu , Ronak Kosti , Andreas Maier , Nishant Ravikumar

Domain adaptation aims to leverage the supervision signal of source domain to obtain an accurate model for target domain, where the labels are not available. To leverage and adapt the label information from source domain, most existing…

机器学习 · 计算机科学 2019-11-22 Yuxuan Song , Lantao Yu , Zhangjie Cao , Zhiming Zhou , Jian Shen , Shuo Shao , Weinan Zhang , Yong Yu

Extensive studies on Unsupervised Domain Adaptation (UDA) have propelled the deployment of deep learning from limited experimental datasets into real-world unconstrained domains. Most UDA approaches align features within a common embedding…

计算机视觉与模式识别 · 计算机科学 2022-08-03 Wenxuan Ma , Jinming Zhang , Shuang Li , Chi Harold Liu , Yulin Wang , Wei Li

Unsupervised domain adaption has been widely adopted in tasks with scarce annotated data. Unfortunately, mapping the target-domain distribution to the source-domain unconditionally may distort the essential structural information of the…

计算机视觉与模式识别 · 计算机科学 2023-07-11 Munan Ning , Donghuan Lu , Yujia Xie , Dongdong Chen , Dong Wei , Yefeng Zheng , Yonghong Tian , Shuicheng Yan , Li Yuan

Since annotating and curating large datasets is very expensive, there is a need to transfer the knowledge from existing annotated datasets to unlabelled data. Data that is relevant for a specific application, however, usually differs from…

计算机视觉与模式识别 · 计算机科学 2019-07-31 Pau Panareda Busto , Ahsan Iqbal , Juergen Gall

We present our approach to unsupervised domain adaptation for single-stage object detectors on top-view grid maps in automated driving scenarios. Our goal is to train a robust object detector on grid maps generated from custom sensor data…

计算机视觉与模式识别 · 计算机科学 2020-02-04 Sascha Wirges , Shuxiao Ding , Christoph Stiller

Unsupervised domain adaptation is a type of domain adaptation and exploits labeled data from the source domain and unlabeled data from the target one. In the Cross-Modality Domain Adaptation for Medical Image Segmenta-tion challenge…

图像与视频处理 · 电气工程与系统科学 2023-02-17 Satoshi Kondo , Satoshi Kasai

We propose associative domain adaptation, a novel technique for end-to-end domain adaptation with neural networks, the task of inferring class labels for an unlabeled target domain based on the statistical properties of a labeled source…

计算机视觉与模式识别 · 计算机科学 2017-08-04 Philip Haeusser , Thomas Frerix , Alexander Mordvintsev , Daniel Cremers

In this study, we address a gap in existing unsupervised domain adaptation approaches on LiDAR-based 3D object detection, which have predominantly concentrated on adapting between established, high-density autonomous driving datasets. We…

计算机视觉与模式识别 · 计算机科学 2024-10-22 Maciej K Wozniak , Mattias Hansson , Marko Thiel , Patric Jensfelt

Multimodal image registration is a very challenging problem for deep learning approaches. Most current work focuses on either supervised learning that requires labelled training scans and may yield models that bias towards annotated…

计算机视觉与模式识别 · 计算机科学 2020-05-29 Mattias P Heinrich , Lasse Hansen

We tackle an unsupervised domain adaptation problem for which the domain discrepancy between labeled source and unlabeled target domains is large, due to many factors of inter and intra-domain variation. While deep domain adaptation methods…

计算机视觉与模式识别 · 计算机科学 2020-08-26 Shuyang Dai , Kihyuk Sohn , Yi-Hsuan Tsai , Lawrence Carin , Manmohan Chandraker

In the presence of large sets of labeled data, Deep Learning (DL) has accomplished extraordinary triumphs in the avenue of computer vision, particularly in object classification and recognition tasks. However, DL cannot always perform well…

计算机视觉与模式识别 · 计算机科学 2019-01-03 Mohammad Mahfujur Rahman , Clinton Fookes , Mahsa Baktashmotlagh , Sridha Sridharan

We propose a direct domain adaptation (DDA) approach to enrich the training of supervised neural networks on synthetic data by features from real-world data. The process involves a series of linear operations on the input features to the NN…

机器学习 · 计算机科学 2021-08-18 Tariq Alkhalifah , Oleg Ovcharenko

Domain adaptation arises as an important problem in statistical learning theory when the data-generating processes differ between training and test samples, respectively called source and target domains. Recent theoretical advances show…

机器学习 · 统计学 2022-10-25 Mourad El Hamri , Younès Bennani , Issam Falih

Domain adaptation, a pivotal branch of transfer learning, aims to enhance the performance of machine learning models when deployed in target domains with distinct data distributions. This is particularly critical for object detection tasks,…

计算机视觉与模式识别 · 计算机科学 2025-01-07 Helia Mohamadi , Mohammad Ali Keyvanrad , Mohammad Reza Mohammadi

Traditional machine learning assumes that training and test sets are derived from the same distribution; however, this assumption does not always hold in practical applications. This distribution disparity can lead to severe performance…

机器学习 · 计算机科学 2025-02-18 Ahmad Chaddad , Yihang Wu , Yuchen Jiang , Ahmed Bouridane , Christian Desrosiers

Unsupervised Domain Adaptation (UDA) refers to the method that utilizes annotated source domain data and unlabeled target domain data to train a model capable of generalizing to the target domain data. Domain discrepancy leads to a…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Ting Li , Jianshu Chao , Deyu An

Unsupervised Domain Adaptation (UDA) aims at improving the generalization capability of a model trained on a source domain to perform well on a target domain for which no labeled data is available. In this paper, we consider the semantic…

计算机视觉与模式识别 · 计算机科学 2020-04-28 Teo Spadotto , Marco Toldo , Umberto Michieli , Pietro Zanuttigh

We consider the novel problem of unsupervised domain adaptation of source models, without access to the source data for semantic segmentation. Unsupervised domain adaptation aims to adapt a model learned on the labeled source data, to a new…

计算机视觉与模式识别 · 计算机科学 2021-12-07 Sujoy Paul , Ansh Khurana , Gaurav Aggarwal