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The scarcity of annotated medical images is a major bottleneck in developing learning models for medical image analysis. Hence, recent studies have focused on pretrained models with fewer annotation requirements that can be fine-tuned for…

Image and Video Processing · Electrical Eng. & Systems 2024-10-02 Jonghun Kim , Mansu Kim , Hyunjin Park

Medical image segmentation has significantly benefitted thanks to deep learning architectures. Furthermore, semi-supervised learning (SSL) has recently been a growing trend for improving a model's overall performance by leveraging abundant…

Image and Video Processing · Electrical Eng. & Systems 2021-10-05 S. M. Kamrul Hasan , Cristian A. Linte

Multi-task learning (MTL) is a powerful approach in deep learning that leverages the information from multiple tasks during training to improve model performance. In medical imaging, MTL has shown great potential to solve various tasks.…

Computer Vision and Pattern Recognition · Computer Science 2023-09-08 Sangwook Kim , Thomas G. Purdie , Chris McIntosh

Most of the current state-of-the-art methods for tumor segmentation are based on machine learning models trained on manually segmented images. This type of training data is particularly costly, as manual delineation of tumors is not only…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

For histopathological tumor assessment, the count of mitotic figures per area is an important part of prognostication. Algorithmic approaches - such as for mitotic figure identification - have significantly improved in recent times,…

Computer Vision and Pattern Recognition · Computer Science 2020-02-20 Marc Aubreville , Christof A. Bertram , Samir Jabari , Christian Marzahl , Robert Klopfleisch , Andreas Maier

Automated abdominal multi-organ segmentation is a crucial yet challenging task in the computer-aided diagnosis of abdominal organ-related diseases. Although numerous deep learning models have achieved remarkable success in many medical…

Image and Video Processing · Electrical Eng. & Systems 2022-12-26 Shishuai Hu , Zehui Liao , Yong Xia

Semantic segmentation of polyps and depth estimation are two important research problems in endoscopic image analysis. One of the main obstacles to conduct research on these research problems is lack of annotated data. Endoscopic…

Computer Vision and Pattern Recognition · Computer Science 2022-04-08 Shrawan Kumar Thapa , Pranav Poudel , Binod Bhattarai , Danail Stoyanov

Segmentation is a crucial task in the medical imaging field and is often an important primary step or even a prerequisite to the analysis of medical volumes. Yet treatments such as surgery complicate the accurate delineation of regions of…

Image and Video Processing · Electrical Eng. & Systems 2024-09-13 Heejong Kim , Leo Milecki , Mina C Moghadam , Fengbei Liu , Minh Nguyen , Eric Qiu , Abhishek Thanki , Mert R Sabuncu

We propose a fine-tuning algorithm for brain tumor segmentation that needs only a few data samples and helps networks not to forget the original tasks. Our approach is based on active learning and meta-learning. One of the difficulties in…

Image and Video Processing · Electrical Eng. & Systems 2023-05-17 Seungyub Han , Yeongmo Kim , Seokhyeon Ha , Jungwoo Lee , Seunghong Choi

Automated medical image segmentation using deep neural networks typically requires substantial supervised training. However, these models fail to generalize well across different imaging modalities. This shortcoming, amplified by the…

Image and Video Processing · Electrical Eng. & Systems 2023-08-01 Malo Alefsen de Boisredon d'Assier , Eugene Vorontsov , Samuel Kadoury

\textit{Objectives}: Data scarcity and domain shifts lead to biased training sets that do not accurately represent deployment conditions. A related practical problem is cross-modal image segmentation, where the objective is to segment…

Image and Video Processing · Electrical Eng. & Systems 2024-04-01 Guillaume Sallé , Pierre-Henri Conze , Julien Bert , Nicolas Boussion , Dimitris Visvikis , Vincent Jaouen

Due to the intensive cost of labor and expertise in annotating 3D medical images at a voxel level, most benchmark datasets are equipped with the annotations of only one type of organs and/or tumors, resulting in the so-called partially…

Computer Vision and Pattern Recognition · Computer Science 2020-11-23 Jianpeng Zhang , Yutong Xie , Yong Xia , Chunhua Shen

Existing promptable segmentation methods in the medical imaging field primarily consider either textual or visual prompts to segment relevant objects, yet they often fall short when addressing anomalies in medical images, like tumors, which…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Zhongzhen Huang , Yankai Jiang , Rongzhao Zhang , Shaoting Zhang , Xiaofan Zhang

An organ segmentation method that can generalize to unseen contrasts and scanner settings can significantly reduce the need for retraining of deep learning models. Domain Generalization (DG) aims to achieve this goal. However, most DG…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Yanwu Xu , Shaoan Xie , Maxwell Reynolds , Matthew Ragoza , Mingming Gong , Kayhan Batmanghelich

Despite the successes of deep neural networks on many challenging vision tasks, they often fail to generalize to new test domains that are not distributed identically to the training data. The domain adaptation becomes more challenging for…

Computer Vision and Pattern Recognition · Computer Science 2021-03-08 Devavrat Tomar , Manana Lortkipanidze , Guillaume Vray , Behzad Bozorgtabar , Jean-Philippe Thiran

Automating tissue segmentation and tumor detection in histopathology images of colorectal cancer (CRC) is an enabler for faster diagnostic pathology workflows. At the same time it is a challenging task due to low availability of public…

Image and Video Processing · Electrical Eng. & Systems 2023-04-07 Lydia A. Schoenpflug , Maxime W. Lafarge , Anja L. Frei , Viktor H. Koelzer

Multi-organ segmentation has extensive applications in many clinical applications. To segment multiple organs of interest, it is generally quite difficult to collect full annotations of all the organs on the same images, as some medical…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 Rui Huang , Yuanjie Zheng , Zhiqiang Hu , Shaoting Zhang , Hongsheng Li

Algorithmic image-based diagnosis and prognosis of neurodegenerative diseases on longitudinal data has drawn great interest from computer vision researchers. The current state-of-the-art models for many image classification tasks are based…

Computer Vision and Pattern Recognition · Computer Science 2017-09-04 Jie Zhang , Qingyang Li , Richard J. Caselli , Jieping Ye , Yalin Wang

The crossMoDA challenge aims to automatically segment the vestibular schwannoma (VS) tumor and cochlea regions of unlabeled high-resolution T2 scans by leveraging labeled contrast-enhanced T1 scans. The 2022 edition extends the segmentation…

Image and Video Processing · Electrical Eng. & Systems 2022-11-29 Yuzhou Zhuang , Hong Liu , Enmin Song , Coskun Cetinkaya , Chih-Cheng Hung