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Delineation of cancerous regions in gigapixel whole slide images (WSIs) is a crucial diagnostic procedure in digital pathology. This process is time-consuming because of the large search space in the gigapixel WSIs, causing chances of…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Hsien-Tzu Cheng , Chun-Fu Yeh , Po-Chen Kuo , Andy Wei , Keng-Chi Liu , Mong-Chi Ko , Kuan-Hua Chao , Yu-Ching Peng , Tyng-Luh Liu

Traditional supervised 3D medical image segmentation models need voxel-level annotations, which require huge human effort, time, and cost. Semi-supervised learning (SSL) addresses this limitation of supervised learning by facilitating…

Image and Video Processing · Electrical Eng. & Systems 2024-07-09 Suruchi Kumari , Aryan Das , Swalpa Kumar Roy , Indu Joshi , Pravendra Singh

Deep learning methods show promising results for overlapping cervical cell instance segmentation. However, in order to train a model with good generalization ability, voluminous pixel-level annotations are demanded which is quite expensive…

Computer Vision and Pattern Recognition · Computer Science 2020-07-22 Yanning Zhou , Hao Chen , Huangjing Lin , Pheng-Ann Heng

Deep learning methods for brain tumor segmentation are typically trained in an ad hoc fashion on all available data. Brain tumors are tremendously heterogeneous in image appearance and labeled training data is limited. We argue that…

Image and Video Processing · Electrical Eng. & Systems 2019-07-31 Raphael Meier , Michael Rebsamen , Urspeter Knecht , Mauricio Reyes , Roland Wiest , Richard McKinley

In the field of semi-supervised medical image segmentation, the shortage of labeled data is the fundamental problem. How to effectively learn image features from unlabeled images to improve segmentation accuracy is the main research…

Computer Vision and Pattern Recognition · Computer Science 2023-10-11 Zhanhong Qiu , Haitao Gan , Ming Shi , Zhongwei Huang , Zhi Yang

The vast majority of semantic segmentation approaches rely on pixel-level annotations that are tedious and time consuming to obtain and suffer from significant inter and intra-expert variability. To address these issues, recent approaches…

Brain tumor segmentation based on multi-modal magnetic resonance imaging (MRI) plays a pivotal role in assisting brain cancer diagnosis, treatment, and postoperative evaluations. Despite the achieved inspiring performance by existing…

Image and Video Processing · Electrical Eng. & Systems 2022-11-16 Haoran Li , Cheng Li , Weijian Huang , Xiawu Zheng , Yan Xi , Shanshan Wang

Deep learning has greatly advanced medical image segmentation, but its success relies heavily on fully supervised learning, which requires dense annotations that are costly and time-consuming for 3D volumetric scans. Barely-supervised…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Shuang Zeng , Boxu Xie , Lei Zhu , Xinliang Zhang , Jiakui Hu , Zhengjian Yao , Yuanwei Li , Yuxing Lu , Yanye Lu

Annotation scarcity has become a major obstacle for training powerful deep-learning models for medical image segmentation, restricting their deployment in clinical scenarios. To address it, semi-supervised learning by exploiting abundant…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Qingjie Zeng , Yutong Xie , Zilin Lu , Mengkang Lu , Yicheng Wu , Yong Xia

Scribble-supervised methods have emerged to mitigate the prohibitive annotation burden in medical image segmentation. However, the inherent sparsity of these annotations introduces significant ambiguity, which results in noisy pseudo-label…

Computer Vision and Pattern Recognition · Computer Science 2026-01-26 Thanh-Huy Nguyen , Hoang-Loc Cao , Dat T. Chung , Mai-Anh Vu , Thanh-Minh Nguyen , Minh Le , Phat K. Huynh , Ulas Bagci

Machine-learning-assisted cancer subtyping is a promising avenue in digital pathology. Cancer subtyping models, however, require careful training using expert annotations so that they can be inferred with a degree of known certainty (or…

Witnessing the success of deep learning neural networks in natural image processing, an increasing number of studies have been proposed to develop deep-learning-based frameworks for medical image segmentation. However, since the pixel-wise…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Yuexiang Li , Jiawei Chen , Xinpeng Xie , Kai Ma , Yefeng Zheng

The problem of fully supervised classification is that it requires a tremendous amount of annotated data, however, in many datasets a large portion of data is unlabeled. To alleviate this problem semi-supervised learning (SSL) leverages the…

Machine Learning · Computer Science 2022-07-26 Ehsan Kazemi

Obtaining a large amount of labeled data in medical imaging is laborious and time-consuming, especially for histopathology. However, it is much easier and cheaper to get unlabeled data from whole-slide images (WSIs). Semi-supervised…

Image and Video Processing · Electrical Eng. & Systems 2020-08-13 Zeyu Gao , Pargorn Puttapirat , Jiangbo Shi , Chen Li

Teacher-student frameworks have emerged as a leading approach in semi-supervised medical image segmentation, demonstrating strong performance across various tasks. However, the learning effects are still limited by the strong correlation…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Hoang-Thien Nguyen , Thanh-Huy Nguyen , Ba-Thinh Lam , Vi Vu , Bach X. Nguyen , Jianhua Xing , Tianyang Wang , Xingjian Li , Min Xu

Semi-supervised learning has made significant progress in medical image segmentation. However, existing methods primarily utilize information acquired from a single dimensionality (2D/3D), resulting in sub-optimal performance on challenging…

Image and Video Processing · Electrical Eng. & Systems 2023-03-10 Jiayi Zhu , Bart Bolsterlee , Brian V. Y. Chow , Yang Song , Erik Meijering

The absence of adequately sufficient expert-level tumor annotations hinders the effectiveness of supervised learning based opportunistic cancer screening on medical imaging. Clinical reports (that are rich in descriptive textual details)…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Guangyu Guo , Jiawen Yao , Yingda Xia , Tony C. W. Mok , Zhilin Zheng , Junwei Han , Le Lu , Dingwen Zhang , Jian Zhou , Ling Zhang

Split Federated Learning (SplitFed) combines federated and split learning to preserve privacy while reducing client-side computation. However, in medical image segmentation, heterogeneous label quality across clients can significantly…

Image and Video Processing · Electrical Eng. & Systems 2026-05-13 Zahra Hafezi Kafshgari , Hadi Hadizadeh , Parvaneh Saeedi

The lack of labeled data is a common challenge in speech classification tasks, particularly those requiring extensive subjective assessment, such as cognitive state classification. In this work, we propose a Semi-Supervised Learning (SSL)…

Audio and Speech Processing · Electrical Eng. & Systems 2025-05-01 Yuanchao Li , Zixing Zhang , Jing Han , Peter Bell , Catherine Lai

Temporal action segmentation in videos has drawn much attention recently. Timestamp supervision is a cost-effective way for this task. To obtain more information to optimize the model, the existing method generated pseudo frame-wise labels…

Computer Vision and Pattern Recognition · Computer Science 2022-12-14 Yang Zhao , Yan Song
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