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Related papers: ENHANCE (ENriching Health data by ANnotations of C…

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Classifiers for medical image analysis are often trained with a single consensus label, based on combining labels given by experts or crowds. However, disagreement between annotators may be informative, and thus removing it may not be the…

Computer Vision and Pattern Recognition · Computer Science 2018-08-20 Veronika Cheplygina , Josien P. W. Pluim

Fully annotated large-scale medical image datasets are highly valuable. However, because labeling medical images is tedious and requires specialized knowledge, the large-scale datasets available often have missing annotation issues. For…

Computer Vision and Pattern Recognition · Computer Science 2023-03-28 Xiaoyu Bai , Yong Xia

Machine learning has a recognised need for large amounts of annotated data. Due to the high cost of expert annotations, crowdsourcing, where non-experts are asked to label or outline images, has been proposed as an alternative. Although…

Human-Computer Interaction · Computer Science 2020-07-08 Ralf Raumanns , Elif K Contar , Gerard Schouten , Veronika Cheplygina

An often overlooked problem in medical image segmentation research is the effective selection of training subsets to annotate from a complete set of unlabelled data. Many studies select their training sets at random, which may lead to…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Stephen Lloyd-Brown , Susan Francis , Caroline Hoad , Penny Gowland , Karen Mullinger , Andrew French , Xin Chen

Large-scale datasets with high-quality labels are desired for training accurate deep learning models. However, due to the annotation cost, datasets in medical imaging are often either partially-labeled or small. For example, DeepLesion is…

Computer Vision and Pattern Recognition · Computer Science 2021-01-05 Ke Yan , Jinzheng Cai , Youjing Zheng , Adam P. Harrison , Dakai Jin , Youbao Tang , Yuxing Tang , Lingyun Huang , Jing Xiao , Le Lu

Evidence suggests that networks trained on large datasets generalize well not solely because of the numerous training examples, but also class diversity which encourages learning of enriched features. This raises the question of whether…

Building an accurate computer-aided diagnosis system based on data-driven approaches requires a large amount of high-quality labeled data. In medical imaging analysis, multiple expert annotators often produce subjective estimates about…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Khiem H. Le , Tuan V. Tran , Hieu H. Pham , Hieu T. Nguyen , Tung T. Le , Ha Q. Nguyen

Medical image segmentation annotations suffer from inter- and intra-observer variations even among experts due to intrinsic differences in human annotators and ambiguous boundaries. Leveraging a collection of annotators' opinions for an…

Image and Video Processing · Electrical Eng. & Systems 2021-05-04 Zahra Mirikharaji , Kumar Abhishek , Saeed Izadi , Ghassan Hamarneh

The work discusses the use of machine learning algorithms for anomaly detection in medical image analysis and how the performance of these algorithms depends on the number of annotators and the quality of labels. To address the issue of…

Computer Vision and Pattern Recognition · Computer Science 2023-03-30 Hieu H. Pham , Khiem H. Le , Tuan V. Tran , Ha Q. Nguyen

Stuttering is a complex disorder that requires specialized expertise for effective assessment and treatment. This paper presents an effort to enhance the FluencyBank dataset with a new stuttering annotation scheme based on established…

In radiologists' routine work, one major task is to read a medical image, e.g., a CT scan, find significant lesions, and describe them in the radiology report. In this paper, we study the lesion description or annotation problem. Given a…

Computer Vision and Pattern Recognition · Computer Science 2019-04-30 Ke Yan , Yifan Peng , Veit Sandfort , Mohammadhadi Bagheri , Zhiyong Lu , Ronald M. Summers

Automated skin lesion analysis is very crucial in clinical practice, as skin cancer is among the most common human malignancy. Existing approaches with deep learning have achieved remarkable performance on this challenging task, however,…

Computer Vision and Pattern Recognition · Computer Science 2019-09-06 Xueying Shi , Qi Dou , Cheng Xue , Jing Qin , Hao Chen , Pheng-Ann Heng

Cell detection in histopathology images is of great interest to clinical practice and research, and convolutional neural networks (CNNs) have achieved remarkable cell detection results. Typically, to train CNN-based cell detection models,…

Computer Vision and Pattern Recognition · Computer Science 2023-02-17 Zipei Zhao , Fengqian Pang , Yaou Liu , Zhiwen Liu , Chuyang Ye

Multi-annotator medical image segmentation is an important research problem, but requires annotated datasets that are expensive to collect. Dermoscopic skin lesion imaging allows human experts and AI systems to observe morphological…

Computer Vision and Pattern Recognition · Computer Science 2025-12-29 Kumar Abhishek , Jeremy Kawahara , Ghassan Hamarneh

Medical image segmentation annotations exhibit variations among experts due to the ambiguous boundaries of segmented objects and backgrounds in medical images. Although using multiple annotations for each image in the fully-supervised has…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Shuai Wang , Tengjin Weng , Jingyi Wang , Yang Shen , Zhidong Zhao , Yixiu Liu , Pengfei Jiao , Zhiming Cheng , Yaqi Wang

Accurately measuring the evolution of Multiple Sclerosis (MS) with magnetic resonance imaging (MRI) critically informs understanding of disease progression and helps to direct therapeutic strategy. Deep learning models have shown promise…

To efficiently establish training databases for machine learning methods, collaborative and crowdsourcing platforms have been investigated to collectively tackle the annotation effort. However, when this concept is ported to the medical…

Computer Vision and Pattern Recognition · Computer Science 2017-08-22 Martin Rajchl , Lisa M. Koch , Christian Ledig , Jonathan Passerat-Palmbach , Kazunari Misawa , Kensaku Mori , Daniel Rueckert

Medical image segmentation exhibits intra- and inter-annotator variability due to ambiguous object boundaries, annotator preferences, expertise, and tools, among other factors. Lesions with ambiguous boundaries, e.g., spiculated or…

Computer Vision and Pattern Recognition · Computer Science 2025-08-14 Kumar Abhishek , Jeremy Kawahara , Ghassan Hamarneh

Annotated images are required for both supervised model training and evaluation in image classification. Manually annotating images is arduous and expensive, especially for multi-labeled images. A recent trend for conducting such laboursome…

Computer Vision and Pattern Recognition · Computer Science 2022-12-07 Jianzhe Lin , Tianze Yu , Z. Jane Wang
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