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This paper addresses semi-supervised semantic segmentation by exploiting a small set of images with pixel-level annotations (strong supervisions) and a large set of images with only image-level annotations (weak supervisions). Most existing…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Rumeng Yi , Yaping Huang , Qingji Guan , Mengyang Pu , Runsheng Zhang

Supervised deep learning performance is heavily tied to the availability of high-quality labels for training. Neural networks can gradually overfit corrupted labels if directly trained on noisy datasets, leading to severe performance…

Machine Learning · Computer Science 2021-02-02 Ziyi Huang , Haofeng Zhang , Andrew Laine , Elsa Angelini , Christine Hendon , Yu Gan

Medical image segmentation is crucial for clinical applications, but it is frequently disrupted by noisy annotations and ambiguous anatomical boundaries, limiting its application in real-world scenarios. Existing methods often directly…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Chenyu Mu , Guihai Chen , Xun Yang , Erkun Yang , Cheng Deng

Segment anything model (SAM) has emerged as the leading approach for zero-shot learning in segmentation tasks, offering the advantage of avoiding pixel-wise annotations. It is particularly appealing in medical image segmentation, where the…

Image and Video Processing · Electrical Eng. & Systems 2023-12-29 Ziyi Huang , Hongshan Liu , Haofeng Zhang , Xueshen Li , Haozhe Liu , Fuyong Xing , Andrew Laine , Elsa Angelini , Christine Hendon , Yu Gan

Label noise is ubiquitous in various machine learning scenarios such as self-labeling with model predictions and erroneous data annotation. Many existing approaches are based on heuristics such as sample losses, which might not be flexible…

Machine Learning · Computer Science 2022-12-29 Zhihao Wang , Zongyu Lin , Peiqi Liu , Guidong ZHeng , Junjie Wen , Xianxin Chen , Yujun Chen , Zhilin Yang

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

Deep learning has achieved impressive results in nuclei segmentation, but the massive requirement for pixel-wise labels remains a significant challenge. To alleviate the annotation burden, existing methods generate pseudo masks for model…

Computer Vision and Pattern Recognition · Computer Science 2024-06-25 Ziyue Wang , Ye Zhang , Yifeng Wang , Linghan Cai , Yongbing Zhang

Despite the success of deep learning methods in medical image segmentation tasks, the human-level performance relies on massive training data with high-quality annotations, which are expensive and time-consuming to collect. The fact is that…

Computer Vision and Pattern Recognition · Computer Science 2021-06-22 Jialin Shi , Ji Wu

High-quality pixel-level annotations are essential for the semantic segmentation of remote sensing imagery. However, such labels are expensive to obtain and often affected by noise due to the labor-intensive and time-consuming nature of…

Deep neural networks have proven to be highly effective when large amounts of data with clean labels are available. However, their performance degrades when training data contains noisy labels, leading to poor generalization on the test…

Computer Vision and Pattern Recognition · Computer Science 2023-08-15 Fahimeh Fooladgar , Minh Nguyen Nhat To , Parvin Mousavi , Purang Abolmaesumi

Annotating the dataset with high-quality labels is crucial for performance of deep network, but in real world scenarios, the labels are often contaminated by noise. To address this, some methods were proposed to automatically split clean…

Machine Learning · Computer Science 2022-12-20 Daehwan Kim , Kwangrok Ryoo , Hansang Cho , Seungryong Kim

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

Semi-supervised learning (SSL) can reduce the need for large labelled datasets by incorporating unlabelled data into the training. This is particularly interesting for semantic segmentation, where labelling data is very costly and…

Computer Vision and Pattern Recognition · Computer Science 2022-10-20 Sebastian Scherer , Robin Schön , Rainer Lienhart

Implicit neural representations (INRs) have achieved remarkable successes in learning expressive yet compact signal representations. However, they are not naturally amenable to predictive tasks such as segmentation, where they must learn…

Computer Vision and Pattern Recognition · Computer Science 2025-10-07 Kushal Vyas , Ashok Veeraraghavan , Guha Balakrishnan

Learning segmentation from noisy labels is an important task for medical image analysis due to the difficulty in acquiring highquality annotations. Most existing methods neglect the pixel correlation and structural prior in segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2021-07-22 Shuailin Li , Zhitong Gao , Xuming He

Weakly supervised semantic segmentation aims to achieve pixel-level predictions using image-level labels. Existing methods typically entangle semantic recognition and object localization, which often leads models to focus exclusively on…

Computer Vision and Pattern Recognition · Computer Science 2026-04-17 Qingze He , Fagui Liu , Dengke Zhang , Qingmao Wei , Quan Tang

Learning with noisy labels remains challenging because over-parameterized networks memorize corrupted supervision. Meta-learning-based sample reweighting mitigates this by using a small clean subset to guide training, yet its behavior and…

Machine Learning · Computer Science 2025-10-15 Yiming Zhang , Chester Holtz , Gal Mishne , Alex Cloninger

In digital pathology, segmenting densely distributed objects like glands and nuclei is crucial for downstream analysis. Since detailed pixel-wise annotations are very time-consuming, we need semi-supervised segmentation methods that can…

Image and Video Processing · Electrical Eng. & Systems 2024-07-18 Meilong Xu , Xiaoling Hu , Saumya Gupta , Shahira Abousamra , Chao Chen

Constructing fine-grained image datasets typically requires domain-specific expert knowledge, which is not always available for crowd-sourcing platform annotators. Accordingly, learning directly from web images becomes an alternative method…

Computer Vision and Pattern Recognition · Computer Science 2020-08-07 Chuanyi Zhang , Yazhou Yao , Xiangbo Shu , Zechao Li , Zhenmin Tang , Qi Wu

Despite the remarkable performance of supervised medical image segmentation models, relying on a large amount of labeled data is impractical in real-world situations. Semi-supervised learning approaches aim to alleviate this challenge using…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Yunyao Lu , Yihang Wu , Ahmad Chaddad , Tareef Daqqaq , Reem Kateb
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