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Related papers: Noisy Annotations in Semantic Segmentation

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Imperfect labels limit the quality of predictions learned by deep neural networks. This is particularly relevant in medical image segmentation, where reference annotations are difficult to collect and vary significantly even across expert…

Computer Vision and Pattern Recognition · Computer Science 2021-07-07 Eugene Vorontsov , Samuel Kadoury

Deep learning faces a formidable challenge when handling noisy labels, as models tend to overfit samples affected by label noise. This challenge is further compounded by the presence of instance-dependent noise (IDN), a realistic form of…

Computer Vision and Pattern Recognition · Computer Science 2026-01-12 Arpit Garg , Cuong Nguyen , Rafael Felix , Thanh-Toan Do , Gustavo Carneiro

According to recent studies, commonly used computer vision datasets contain about 4% of label errors. For example, the COCO dataset is known for its high level of noise in data labels, which limits its use for training robust neural deep…

Computer Vision and Pattern Recognition · Computer Science 2021-09-08 Natalia Khanzhina , Alexey Lapenok , Andrey Filchenkov

This study deals with semantic segmentation of high-resolution (aerial) images where a semantic class label is assigned to each pixel via supervised classification as a basis for automatic map generation. Recently, deep convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2017-11-22 Pascal Kaiser , Jan Dirk Wegner , Aurelien Lucchi , Martin Jaggi , Thomas Hofmann , Konrad Schindler

Active Learning (AL) has garnered significant interest across various application domains where labeling training data is costly. AL provides a framework that helps practitioners query informative samples for annotation by oracles…

Machine Learning · Computer Science 2025-12-16 Pouya Ahadi , Blair Winograd , Camille Zaug , Karunesh Arora , Lijun Wang , Kamran Paynabar

Large-scale multi-label classification datasets are commonly, and perhaps inevitably, partially annotated. That is, only a small subset of labels are annotated per sample. Different methods for handling the missing labels induce different…

Computer Vision and Pattern Recognition · Computer Science 2021-10-22 Emanuel Ben-Baruch , Tal Ridnik , Itamar Friedman , Avi Ben-Cohen , Nadav Zamir , Asaf Noy , Lihi Zelnik-Manor

Existing works on semantic segmentation typically consider a small number of labels, ranging from tens to a few hundreds. With a large number of labels, training and evaluation of such task become extremely challenging due to correlation…

Computer Vision and Pattern Recognition · Computer Science 2018-08-21 Yufei Wang , Zhe Lin , Xiaohui Shen , Jianming Zhang , Scott Cohen

Active learning selects informative samples for annotation within budget, which has proven efficient recently on object detection. However, the widely used active detection benchmarks conduct image-level evaluation, which is unrealistic in…

Computer Vision and Pattern Recognition · Computer Science 2023-03-24 Mengyao Lyu , Jundong Zhou , Hui Chen , Yijie Huang , Dongdong Yu , Yaqian Li , Yandong Guo , Yuchen Guo , Liuyu Xiang , Guiguang Ding

In this paper, we study the problem of learning image classification models in the presence of label noise. We revisit a simple compression regularization named Nested Dropout. We find that Nested Dropout, though originally proposed to…

Computer Vision and Pattern Recognition · Computer Science 2021-04-29 Yingyi Chen , Xi Shen , Shell Xu Hu , Johan A. K. Suykens

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

Reliance on vast annotations to achieve leading performance severely restricts the practicality of large-scale point cloud semantic segmentation. For the purpose of reducing data annotation costs, effective labeling schemes are developed…

Computer Vision and Pattern Recognition · Computer Science 2022-11-24 Puzuo Wang , Wei Yao , Jie Shao

Recent advances in deep learning algorithms have led to significant benefits for solving many medical image analysis problems. Training deep learning models commonly requires large datasets with expert-labeled annotations. However,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Banafshe Felfeliyan , Abhilash Hareendranathan , Gregor Kuntze , Stephanie Wichuk , Nils D. Forkert , Jacob L. Jaremko , Janet L. Ronsky

Semantic noise in image classification datasets, where visually similar categories are frequently mislabeled, poses a significant challenge to conventional supervised learning approaches. In this paper, we explore the potential of using…

Computer Vision and Pattern Recognition · Computer Science 2025-09-05 Yingxuan Li , Jiafeng Mao , Yusuke Matsui

Semi-supervised learning aims to leverage a large amount of unlabeled data for performance boosting. Existing works primarily focus on image classification. In this paper, we delve into semi-supervised learning for object detection, where…

Computer Vision and Pattern Recognition · Computer Science 2021-11-02 Zhenyu Wang , Yali Li , Ye Guo , Shengjin Wang

Accurate segmentation of organelle instances from electron microscopy (EM) images plays an essential role in many neuroscience researches. However, practical scenarios usually suffer from high annotation costs, label scarcity, and large…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Dafei Qiu , Shan Xiong , Jiajin Yi , Jialin Peng

Compared to supervised deep learning, self-supervision provides remote sensing a tool to reduce the amount of exact, human-crafted geospatial annotations. While image-level information for unsupervised pretraining efficiently works for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-11 Chenying Liu , Conrad M Albrecht , Yi Wang , Xiao Xiang Zhu

The Common Objects in Context (COCO) dataset has been instrumental in benchmarking object detectors over the past decade. Like every dataset, COCO contains subtle errors and imperfections stemming from its annotation procedure. With the…

Computer Vision and Pattern Recognition · Computer Science 2024-03-28 Shweta Singh , Aayan Yadav , Jitesh Jain , Humphrey Shi , Justin Johnson , Karan Desai

Image datasets with high-quality pixel-level annotations are valuable for semantic segmentation: labelling every pixel in an image ensures that rare classes and small objects are annotated. However, full-image annotations are expensive,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-19 Hubert Lin , Paul Upchurch , Kavita Bala

Manually segmenting the hepatic vessels from Computer Tomography (CT) is far more expertise-demanding and laborious than other structures due to the low-contrast and complex morphology of vessels, resulting in the extreme lack of…

Image and Video Processing · Electrical Eng. & Systems 2021-06-04 Zhe Xu , Donghuan Lu , Yixin Wang , Jie Luo , Jayender Jagadeesan , Kai Ma , Yefeng Zheng , Xiu Li

To extract information at scale, researchers increasingly apply semantic segmentation techniques to remotely-sensed imagery. While fully-supervised learning enables accurate pixel-wise segmentation, compiling the exhaustive datasets…

Computer Vision and Pattern Recognition · Computer Science 2020-05-28 Simone Fobi , Terence Conlon , Jayant Taneja , Vijay Modi