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In healthcare, medical image segmentation is crucial for accurate disease diagnosis and the development of effective treatment strategies. Early detection can significantly aid in managing diseases and potentially prevent their progression.…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Bobby Azad , Pourya Adibfar , Kaiqun Fu

In this paper, we study weakly-supervised laparoscopic image segmentation with sparse annotations. We introduce a novel Bayesian deep learning approach designed to enhance both the accuracy and interpretability of the model's segmentation,…

Computer Vision and Pattern Recognition · Computer Science 2024-10-14 Zhou Zheng , Yuichiro Hayashi , Masahiro Oda , Takayuki Kitasaka , Kensaku Mori

Abdominal organ segmentation from CT and MRI is an essential prerequisite for surgical planning and computer-aided navigation systems. It is challenging due to the high variability in the shape, size, and position of abdominal organs.…

Computer Vision and Pattern Recognition · Computer Science 2023-10-31 Fabian Bongratz , Anne-Marie Rickmann , Christian Wachinger

The scarcity and complexity of voxel-level annotations in 3D medical imaging present significant challenges, particularly due to the domain gap between labeled datasets from well-resourced centers and unlabeled datasets from less-resourced…

Computer Vision and Pattern Recognition · Computer Science 2024-08-13 Haifan Gong , Yitao Wang , Yihan Wang , Jiashun Xiao , Xiang Wan , Haofeng Li

There has recently been great progress in automatic segmentation of medical images with deep learning algorithms. In most works observer variation is acknowledged to be a problem as it makes training data heterogeneous but so far no…

Computer Vision and Pattern Recognition · Computer Science 2020-01-24 Arkadiy Dushatskiy , Adriënne M. Mendrik , Peter A. N. Bosman , Tanja Alderliesten

In this work we propose a method based on geometric deep learning to predict the complete surface of the liver, given a partial point cloud of the organ obtained during the surgical laparoscopic procedure. We introduce a new data…

Computer Vision and Pattern Recognition · Computer Science 2021-07-14 Simone Foti , Bongjin Koo , Thomas Dowrick , Joao Ramalhinho , Moustafa Allam , Brian Davidson , Danail Stoyanov , Matthew J. Clarkson

Significant advances have been made towards building accurate automatic segmentation systems for a variety of biomedical applications using machine learning. However, the performance of these systems often degrades when they are applied on…

A versatile medical image segmentation model applicable to images acquired with diverse equipment and protocols can facilitate model deployment and maintenance. However, building such a model typically demands a large, diverse, and fully…

Computer Vision and Pattern Recognition · Computer Science 2024-04-02 Xiaoyang Chen , Hao Zheng , Yuemeng Li , Yuncong Ma , Liang Ma , Hongming Li , Yong Fan

Deep neural networks usually require accurate and a large number of annotations to achieve outstanding performance in medical image segmentation. One-shot segmentation and weakly-supervised learning are promising research directions that…

Image and Video Processing · Electrical Eng. & Systems 2021-11-23 Wenhui Lei , Qi Su , Ran Gu , Na Wang , Xinglong Liu , Guotai Wang , Xiaofan Zhang , Shaoting Zhang

Deep unsupervised representation learning has recently led to new approaches in the field of Unsupervised Anomaly Detection (UAD) in brain MRI. The main principle behind these works is to learn a model of normal anatomy by learning to…

Image and Video Processing · Electrical Eng. & Systems 2020-04-09 Christoph Baur , Stefan Denner , Benedikt Wiestler , Shadi Albarqouni , Nassir Navab

Medical imaging provides many valuable clues involving anatomical structure and pathological characteristics. However, image degradation is a common issue in clinical practice, which can adversely impact the observation and diagnosis by…

Image and Video Processing · Electrical Eng. & Systems 2023-12-05 Heng Li , Ziqin Lin , Zhongxi Qiu , Zinan Li , Huazhu Fu , Yan Hu , Jiang Liu

Accurate segmentation of electron microscopy (EM) volumes of the brain is essential to characterize neuronal structures at a cell or organelle level. While supervised deep learning methods have led to major breakthroughs in that direction…

Computer Vision and Pattern Recognition · Computer Science 2022-07-06 Daniel Franco-Barranco , Julio Pastor-Tronch , Aitor Gonzalez-Marfil , Arrate Muñoz-Barrutia , Ignacio Arganda-Carreras

Unsupervised learning can leverage large-scale data sources without the need for annotations. In this context, deep learning-based autoencoders have shown great potential in detecting anomalies in medical images. However, especially…

Image and Video Processing · Electrical Eng. & Systems 2020-01-03 David Zimmerer , Simon Kohl , Jens Petersen , Fabian Isensee , Klaus Maier-Hein

Integrating multi-modal data to promote medical image analysis has recently gained great attention. This paper presents a novel scheme to learn the mutual benefits of different modalities to achieve better segmentation results for unpaired…

Computer Vision and Pattern Recognition · Computer Science 2023-05-02 Jie Yang , Ye Zhu , Chaoqun Wang , Zhen Li , Ruimao Zhang

Image segmentation, the process of partitioning an image into meaningful regions, plays a pivotal role in computer vision and medical imaging applications. Unsupervised segmentation, particularly in the absence of labeled data, remains a…

Computer Vision and Pattern Recognition · Computer Science 2024-05-13 Kovvuri Sai Gopal Reddy , Bodduluri Saran , A. Mudit Adityaja , Saurabh J. Shigwan , Nitin Kumar

We present a novel unsupervised domain adaptation method for small bowel segmentation based on feature disentanglement. To make the domain adaptation more controllable, we disentangle intensity and non-intensity features within a unique…

Image and Video Processing · Electrical Eng. & Systems 2021-07-08 Seung Yeon Shin , Sungwon Lee , Ronald M. Summers

Deep learning models for medical image segmentation often struggle when deployed across different datasets due to domain shifts - variations in both image appearance, known as style, and population-dependent anatomical characteristics,…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Hoda Kalabizadeh , Ludovica Griffanti , Pak-Hei Yeung , Ana I. L. Namburete , Nicola K. Dinsdale , Konstantinos Kamnitsas

Manual segmentation of medical images (e.g., segmenting tumors in CT scans) is a high-effort task that can be accelerated with machine learning techniques. However, selecting the right segmentation approach depends on the evaluation…

Computer Vision and Pattern Recognition · Computer Science 2023-02-09 Seyed M. R. Modaresi , Aomar Osmani , Mohammadreza Razzazi , Abdelghani Chibani

The objective of this paper is to significantly reduce the manual workload required from medical professionals in complex 3D segmentation tasks that cannot be yet fully automated. For instance, in radiotherapy planning, organs at risk must…

Medical image analysis relies on accurate segmentation, and benefits from controllable synthesis (of new training images). Yet both tasks of the cyclical pipeline face spatial imbalance: lesions occupy small regions against vast…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Anugunj Naman , Ayushman Singh , Gaibo Zhang , Yaguang Zhang