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Medical image segmentation is a key task in the imaging workflow, influencing many image-based decisions. Traditional, fully-supervised segmentation models rely on large amounts of labeled training data, typically obtained through manual…

Image and Video Processing · Electrical Eng. & Systems 2025-11-04 Tyler Ward , Meredith K. Owen , O'Kira Coleman , Brian Noehren , Abdullah-Al-Zubaer Imran

Deep learning models have been successfully used in medical image analysis problems but they require a large amount of labeled images to obtain good performance.Deep learning models have been successfully used in medical image analysis…

Computer Vision and Pattern Recognition · Computer Science 2018-10-02 Asim Smailagic , Hae Young Noh , Pedro Costa , Devesh Walawalkar , Kartik Khandelwal , Mostafa Mirshekari , Jonathon Fagert , Adrián Galdrán , Susu Xu

Deep learning has achieved widespread success in medical image analysis, leading to an increasing demand for large-scale expert-annotated medical image datasets. Yet, the high cost of annotating medical images severely hampers the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-14 Haoran Wang , Qiuye Jin , Shiman Li , Siyu Liu , Manning Wang , Zhijian Song

State-of-the-art methods for semantic segmentation are based on deep neural networks trained on large-scale labeled datasets. Acquiring such datasets would incur large annotation costs, especially for dense pixel-level prediction tasks like…

Computer Vision and Pattern Recognition · Computer Science 2025-07-24 Lile Cai , Xun Xu , Lining Zhang , Chuan-Sheng Foo

Annotating bounding boxes is costly and limits the scalability of object detection. This challenge is compounded by the need to preserve high accuracy while minimizing manual effort in real-world applications. Prior active learning methods…

Computer Vision and Pattern Recognition · Computer Science 2026-05-12 Rashi Sharma , Justin Timothy C. Bersamin , Karthikk Subramanian

We propose ViewAL, a novel active learning strategy for semantic segmentation that exploits viewpoint consistency in multi-view datasets. Our core idea is that inconsistencies in model predictions across viewpoints provide a very reliable…

Computer Vision and Pattern Recognition · Computer Science 2020-03-20 Yawar Siddiqui , Julien Valentin , Matthias Nießner

Acquiring the most representative examples via active learning (AL) can benefit many data-dependent computer vision tasks by minimizing efforts of image-level or pixel-wise annotations. In this paper, we propose a novel Collaborative…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Yu Qiao , Jincheng Zhu , Chengjiang Long , Zeyao Zhang , Yuxin Wang , Zhenjun Du , Xin Yang

Active Learning methods create an optimized labeled training set from unlabeled data. We introduce a novel Online Active Deep Learning method for Medical Image Analysis. We extend our MedAL active learning framework to present new results…

Active learning (AL) has the potential to drastically reduce annotation costs in 3D biomedical image segmentation, where expert labeling of volumetric data is both time-consuming and expensive. Yet, existing AL methods are unable to…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Carsten T. Lüth , Jeremias Traub , Kim-Celine Kahl , Till J. Bungert , Lukas Klein , Lars Krämer , Paul F. Jäger , Klaus Maier-Hein , Fabian Isensee

Using deep learning, we now have the ability to create exceptionally good semantic segmentation systems; however, collecting the prerequisite pixel-wise annotations for training images remains expensive and time-consuming. Therefore, it…

Computer Vision and Pattern Recognition · Computer Science 2022-10-19 Aneesh Rangnekar , Christopher Kanan , Matthew Hoffman

Image annotation is one of the most essential tasks for guaranteeing proper treatment for patients and tracking progress over the course of therapy in the field of medical imaging and disease diagnosis. However, manually annotating a lot of…

Computer Vision and Pattern Recognition · Computer Science 2024-03-25 Md Abdul Kadir , Hasan Md Tusfiqur Alam , Pascale Maul , Hans-Jürgen Profitlich , Moritz Wolf , Daniel Sonntag

Learning semantic segmentation requires pixel-wise annotations, which can be time-consuming and expensive. To reduce the annotation cost, we propose a superpixel-based active learning (AL) framework, which collects a dominant label per…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Hoyoung Kim , Minhyeon Oh , Sehyun Hwang , Suha Kwak , Jungseul Ok

Active Learning (AL) has emerged as a powerful approach for minimizing labeling costs by selectively sampling the most informative data for neural network model development. Effective AL for large-scale vision-language models necessitates…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Athmanarayanan Lakshmi Narayanan , Amrutha Machireddy , Ranganath Krishnan

Semantic segmentation of satellite imagery plays a vital role in land cover mapping and environmental monitoring. However, annotating large-scale, high-resolution satellite datasets is costly and time consuming, especially when covering…

Computer Vision and Pattern Recognition · Computer Science 2026-04-13 Gadi Hemanth Kumar , Athira Nambiar , Pankaj Bodani

Segmentation is one of the most important tasks in the medical imaging pipeline as it influences a number of image-based decisions. To be effective, fully supervised segmentation approaches require large amounts of manually annotated…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Tyler Ward , Aaron Moseley , Abdullah-Al-Zubaer Imran

3D medical image segmentation is a challenging task with crucial implications for disease diagnosis and treatment planning. Recent advances in deep learning have significantly enhanced fully supervised medical image segmentation. However,…

Image and Video Processing · Electrical Eng. & Systems 2025-06-23 Runmin Jiang , Zhaoxin Fan , Junhao Wu , Lenghan Zhu , Xin Huang , Tianyang Wang , Heng Huang , Min Xu

Manual annotation of medical images is highly subjective, leading to inevitable and huge annotation biases. Deep learning models may surpass human performance on a variety of tasks, but they may also mimic or amplify these biases. Although…

Computer Vision and Pattern Recognition · Computer Science 2022-03-23 Zehui Liao , Shishuai Hu , Yutong Xie , Yong Xia

Multi-task learning is central to many real-world applications. Unfortunately, obtaining labelled data for all tasks is time-consuming, challenging, and expensive. Active Learning (AL) can be used to reduce this burden. Existing techniques…

Computer Vision and Pattern Recognition · Computer Science 2022-11-22 Nikita Durasov , Nik Dorndorf , Pascal Fua

Semantic segmentation requires pixel-level annotation, which is time-consuming. Active Learning (AL) is a promising method for reducing data annotation costs. Due to the gap between aerial and natural images, the previous AL methods are not…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Lianlei Shan , Weiqiang Wang , Ke Lv , Bin Luo

The development of medical science greatly depends on the increased utilization of machine learning algorithms. By incorporating machine learning, the medical imaging field can significantly improve in terms of the speed and accuracy of the…

Image and Video Processing · Electrical Eng. & Systems 2024-09-01 Angona Biswas , MD Abdullah Al Nasim , Md Shahin Ali , Ismail Hossain , Md Azim Ullah , Sajedul Talukder