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Active Domain Adaptation (ADA) aims to maximally boost model adaptation in a new target domain by actively selecting a limited number of target data to annotate.This setting neglects the more practical scenario where training data are…

人工智能 · 计算机科学 2023-11-23 Wenqiao Zhang , Zheqi Lv , Hao Zhou , Jia-Wei Liu , Juncheng Li , Mengze Li , Siliang Tang , Yueting Zhuang

Active Domain Adaptation (ADA) queries the labels of a small number of selected target samples to help adapting a model from a source domain to a target domain. The local context of queried data is important, especially when the domain gap…

机器学习 · 计算机科学 2023-08-29 Tao Sun , Cheng Lu , Haibin Ling

Medical image analysis requires substantial labeled data for model training, yet expert annotation is expensive and time-consuming. Active learning (AL) addresses this challenge by strategically selecting the most informative samples for…

图像与视频处理 · 电气工程与系统科学 2026-03-06 Ifrat Ikhtear Uddin , Longwei Wang , Xiao Qin , Yang Zhou , KC Santosh

Active learning is a unique abstraction of machine learning techniques where the model/algorithm could guide users for annotation of a set of data points that would be beneficial to the model, unlike passive machine learning. The primary…

计算机视觉与模式识别 · 计算机科学 2021-01-08 Vishwesh Nath , Dong Yang , Bennett A. Landman , Daguang Xu , Holger R. Roth

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

Deep learning models benefit from training with a large dataset (labeled or unlabeled). Following this motivation, we present an approach to learn a deep learning model for the automatic segmentation of Organs at Risk (OARs) in cervical…

图像与视频处理 · 电气工程与系统科学 2023-02-22 Monika Grewal , Dustin van Weersel , Henrike Westerveld , Peter A. N. Bosman , Tanja Alderliesten

We consider the problem of active domain adaptation (ADA) to unlabeled target data, of which subset is actively selected and labeled given a budget constraint. Inspired by recent analysis on a critical issue from label distribution mismatch…

机器学习 · 计算机科学 2022-08-16 Sehyun Hwang , Sohyun Lee , Sungyeon Kim , Jungseul Ok , Suha Kwak

Nasopharyngeal carcinoma (NPC) is a prevalent and clinically significant malignancy that predominantly impacts the head and neck area. Precise delineation of the Gross Tumor Volume (GTV) plays a pivotal role in ensuring effective…

计算机视觉与模式识别 · 计算机科学 2023-09-26 Hongqiu Wang , Jian Chen , Shichen Zhang , Yuan He , Jinfeng Xu , Mengwan Wu , Jinlan He , Wenjun Liao , Xiangde Luo

Deep convolutional neural networks (CNNs) have shown excellent performance in object recognition tasks and dense classification problems such as semantic segmentation. However, training deep neural networks on large and sparse datasets is…

计算机视觉与模式识别 · 计算机科学 2017-12-25 Lorenz Berger , Eoin Hyde , M. Jorge Cardoso , Sebastien Ourselin

In medical image segmentation, supervised deep networks' success comes at the cost of requiring abundant labeled data. While asking domain experts to annotate only one or a few of the cohort's images is feasible, annotating all available…

计算机视觉与模式识别 · 计算机科学 2021-10-06 Devavrat Tomar , Behzad Bozorgtabar , Manana Lortkipanidze , Guillaume Vray , Mohammad Saeed Rad , Jean-Philippe Thiran

Domain adaptation for semantic image segmentation is very necessary since manually labeling large datasets with pixel-level labels is expensive and time consuming. Existing domain adaptation techniques either work on limited datasets, or…

计算机视觉与模式识别 · 计算机科学 2019-04-25 Yunsheng Li , Lu Yuan , Nuno Vasconcelos

Learning semantic segmentation models requires a huge amount of pixel-wise labeling. However, labeled data may only be available abundantly in a domain different from the desired target domain, which only has minimal or no annotations. In…

计算机视觉与模式识别 · 计算机科学 2020-08-13 Sujoy Paul , Yi-Hsuan Tsai , Samuel Schulter , Amit K. Roy-Chowdhury , Manmohan Chandraker

Despite that deep learning has achieved state-of-the-art performance for medical image segmentation, its success relies on a large set of manually annotated images for training that are expensive to acquire. In this paper, we propose an…

图像与视频处理 · 电气工程与系统科学 2021-01-01 Lu Wang , Dong Guo , Guotai Wang , Shaoting Zhang

Unsupervised domain adaptation (UDA) is important for applications where large scale annotation of representative data is challenging. For semantic segmentation in particular, it helps deploy on real "target domain" data models that are…

计算机视觉与模式识别 · 计算机科学 2019-08-20 Tuan-Hung Vu , Himalaya Jain , Maxime Bucher , Matthieu Cord , Patrick Pérez

The recent prevalence of deep neural networks has lead semantic segmentation networks to achieve human-level performance in the medical field when sufficient training data is provided. Such networks however fail to generalize when tasked…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Serban Stan , Mohammad Rostami

The ability to quickly annotate medical imaging data plays a critical role in training deep learning frameworks for segmentation. Doing so for image volumes or video sequences is even more pressing as annotating these is particularly…

计算机视觉与模式识别 · 计算机科学 2021-07-20 Laurent Lejeune , Raphael Sznitman

Deep learning based medical image diagnosis has shown great potential in clinical medicine. However, it often suffers two major difficulties in practice: 1) only limited labeled samples are available due to expensive annotation costs over…

机器学习 · 计算机科学 2019-11-19 Yifan Zhang , Ying Wei , Peilin Zhao , Shuaicheng Niu , Qingyao Wu , Mingkui Tan , Junzhou Huang

The insertion of deep learning in medical image analysis had lead to the development of state-of-the art strategies in several applications such a disease classification, as well as abnormality detection and segmentation. However, even the…

图像与视频处理 · 电气工程与系统科学 2022-02-24 Mauricio Orbes-Arteaga , Thomas Varsavsky , Lauge Sorensen , Mads Nielsen , Akshay Pai , Sebastien Ourselin , Marc Modat , M Jorge Cardoso

Although active learning (AL) in segmentation tasks enables experts to annotate selected regions of interest (ROIs) instead of entire images, it remains highly challenging, labor-intensive, and cognitively demanding due to the blurry and…

计算机视觉与模式识别 · 计算机科学 2025-11-19 Md Shazid Islam , Shreyangshu Bera , Sudipta Paul , Amit K. Roy-Chowdhury

Recent successes of Deep Neural Networks (DNNs) in a variety of research tasks, however, heavily rely on the large amounts of labeled samples. This may require considerable annotation cost in real-world applications. Fortunately, active…

机器学习 · 计算机科学 2020-09-08 Qiang Liu , Zhaocheng Liu , Xiaofang Zhu , Yeliang Xiu