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Automatic localization and segmentation of organs-at-risk (OAR) in CT are essential pre-processing steps in medical image analysis tasks, such as radiation therapy planning. For instance, the segmentation of OAR surrounding tumors enables…

计算机视觉与模式识别 · 计算机科学 2022-03-02 Fernando Navarro , Guido Sasahara , Suprosanna Shit , Ivan Ezhov , Jan C. Peeken , Stephanie E. Combs , Bjoern H. Menze

In medical imaging, the heterogeneity of multi-centre data impedes the applicability of deep learning-based methods and results in significant performance degradation when applying models in an unseen data domain, e.g. a new centreor a new…

计算机视觉与模式识别 · 计算机科学 2020-08-12 Hongwei Li , Timo Loehr , Anjany Sekuboyina , Jianguo Zhang , Benedikt Wiestler , Bjoern Menze

Cross-modal MRI segmentation is of great value for computer-aided medical diagnosis, enabling flexible data acquisition and model generalization. However, most existing methods have difficulty in handling local variations in domain shift…

计算机视觉与模式识别 · 计算机科学 2023-11-17 Bingnan Li , Zhitong Gao , Xuming He

With the development of image segmentation in computer vision, biomedical image segmentation have achieved remarkable progress on brain tumor segmentation and Organ At Risk (OAR) segmentation. However, most of the research only uses single…

图像与视频处理 · 电气工程与系统科学 2019-10-18 Kuan-Lun Tseng , Winston Hsu , Chun-ting Wu , Ya-Fang Shih , Fan-Yun Sun

In this paper, we address the dataset scarcity issue with the hyperspectral image classification. As only a few thousands of pixels are available for training, it is difficult to effectively learn high-capacity Convolutional Neural Networks…

计算机视觉与模式识别 · 计算机科学 2018-05-04 Hyungtae Lee , Sungmin Eum , Heesung Kwon

The lack of sufficient annotated image data is a common issue in medical image segmentation. For some organs and densities, the annotation may be scarce, leading to poor model training convergence, while other organs have plenty of…

图像与视频处理 · 电气工程与系统科学 2021-09-22 Anastasia Makarevich , Azade Farshad , Vasileios Belagiannis , Nassir Navab

We present the 2017 Visual Domain Adaptation (VisDA) dataset and challenge, a large-scale testbed for unsupervised domain adaptation across visual domains. Unsupervised domain adaptation aims to solve the real-world problem of domain shift,…

计算机视觉与模式识别 · 计算机科学 2017-11-30 Xingchao Peng , Ben Usman , Neela Kaushik , Judy Hoffman , Dequan Wang , Kate Saenko

Annotation cost is a bottleneck for collecting massive data in mammography, especially for training deep neural networks. In this paper, we study the use of heterogeneous levels of annotation granularity to improve predictive performances.…

图像与视频处理 · 电气工程与系统科学 2019-09-13 Thi-Lam-Thuy Le , Nicolas Thome , Sylvain Bernard , Vincent Bismuth , Fanny Patoureaux

Domain adaptive segmentation (DAS) of numerous organelle instances from large-scale electron microscopy (EM) is a promising way to enable annotation-efficient learning. Inspired by SAM, we propose a promptable multitask framework, namely…

计算机视觉与模式识别 · 计算机科学 2025-09-24 Jiabao Chen , Shan Xiong , Jialin Peng

Clinical magnetic-resonance (MR) protocols generate many T1 and T2 sequences whose appearance differs more than the acquisition sites that produce them. Existing domain-generalization benchmarks focus almost on cross-center shifts and…

图像与视频处理 · 电气工程与系统科学 2025-08-01 Zheyuan Zhang , Linkai Peng , Wanying Dou , Cuiling Sun , Halil Ertugrul Aktas , Andrea M. Bejar , Elif Keles , Gorkem Durak , Ulas Bagci

Recent advances in deep learning have shown that learning robust feature representations is critical for the success of many computer vision tasks, including medical image segmentation. In particular, both transformer and…

计算机视觉与模式识别 · 计算机科学 2025-02-03 David Li , Anvar Kurmukov , Mikhail Goncharov , Roman Sokolov , Mikhail Belyaev

While pre-training on object detection tasks, such as Common Objects in Contexts (COCO) [1], could significantly boost the performance of cell segmentation, it still consumes on massive fine-annotated cell images [2] with bounding boxes,…

计算机视觉与模式识别 · 计算机科学 2023-10-09 Weibin Liao , Xuhong Li , Qingzhong Wang , Yanwu Xu , Zhaozheng Yin , Haoyi Xiong

Accurate segmentation of brain tumors from 3D multimodal MRI is vital for diagnosis and treatment planning across diverse brain tumors. This paper addresses the challenges posed by the BraTS 2023, presenting a unified transfer learning…

图像与视频处理 · 电气工程与系统科学 2024-12-12 Ramy A. Zeineldin , Franziska Mathis-Ullrich

Unsupervised domain adaptation (UDA) between two significantly disparate domains to learn high-level semantic alignment is a crucial yet challenging task.~To this end, in this work, we propose exploiting low-level edge information to…

计算机视觉与模式识别 · 计算机科学 2022-01-14 Xiaofeng Liu , Fangxu Xing , Georges El Fakhri , Jonghye Woo

Medical image segmentation is an increasingly popular area of research in medical imaging processing and analysis. However, many researchers who are new to the field struggle with basic concepts. This tutorial paper aims to provide an…

图像与视频处理 · 电气工程与系统科学 2023-04-13 Diedre Carmo , Gustavo Pinheiro , Lívia Rodrigues , Thays Abreu , Roberto Lotufo , Letícia Rittner

Image demosaicing is an important step in the image processing pipeline for digital cameras. In data centric approaches, such as deep learning, the distribution of the dataset used for training can impose a bias on the networks' outcome.…

图像与视频处理 · 电气工程与系统科学 2024-02-13 Yuval Becker , Raz Z. Nossek , Tomer Peleg

Semantic segmentation is a critical step in automated image interpretation and analysis where pixels are classified into one or more predefined semantically meaningful classes. Deep learning approaches for semantic segmentation rely on…

计算机视觉与模式识别 · 计算机科学 2023-07-10 Tushar Kataria , Beatrice Knudsen , Shireen Elhabian

Domain shift is a significant problem in histopathology. There can be large differences in data characteristics of whole-slide images between medical centers and scanners, making generalization of deep learning to unseen data difficult. To…

计算机视觉与模式识别 · 计算机科学 2019-09-27 Karin Stacke , Gabriel Eilertsen , Jonas Unger , Claes Lundström

In medical image segmentation, domain generalization poses a significant challenge due to domain shifts caused by variations in data acquisition devices and other factors. These shifts are particularly pronounced in the most common…

计算机视觉与模式识别 · 计算机科学 2023-11-06 Ruxue Wen , Hangjie Yuan , Dong Ni , Wenbo Xiao , Yaoyao Wu

Tissue segmentation is a routine preprocessing step to reduce the computational cost of whole slide image (WSI) analysis by excluding background regions. Traditional image processing techniques are commonly used for tissue segmentation, but…

图像与视频处理 · 电气工程与系统科学 2024-01-25 Ruben T. Lucassen , Willeke A. M. Blokx , Mitko Veta