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Automatic organ segmentation is an important yet challenging problem for medical image analysis. The pancreas is an abdominal organ with very high anatomical variability. This inhibits previous segmentation methods from achieving high…

计算机视觉与模式识别 · 计算机科学 2015-06-23 Holger R. Roth , Le Lu , Amal Farag , Hoo-Chang Shin , Jiamin Liu , Evrim Turkbey , Ronald M. Summers

Trauma is the worldwide leading cause of death and disability in those younger than 45 years, and pelvic fractures are a major source of morbidity and mortality. Automated segmentation of multiple foci of arterial bleeding from…

图像与视频处理 · 电气工程与系统科学 2019-09-04 Yuyin Zhou , David Dreizin , Yingwei Li , Zhishuai Zhang , Yan Wang , Alan Yuille

In this paper, we propose an end-to-end deep neural network for solving the problem of imbalanced large and small organ segmentation in head and neck (HaN) CT images. To conduct radiotherapy planning for nasopharyngeal cancer, more than 10…

图像与视频处理 · 电气工程与系统科学 2019-07-30 Yunhe Gao , Rui Huang , Ming Chen , Zhe Wang , Jincheng Deng , Yuanyuan Chen , Yiwei Yang , Jie Zhang , Chanjuan Tao , Hongsheng Li

Method: ProRSeg was trained using 5-fold cross-validation with 110 T2-weighted MRI acquired at 5 treatment fractions from 10 different patients, taking care that same patient scans were not placed in training and testing folds. Segmentation…

图像与视频处理 · 电气工程与系统科学 2022-11-17 Jue Jiang , Jun Hong , Kathryn Tringale , Marsha Reyngold , Christopher Crane , Neelam Tyagi , Harini Veeraraghavan

The accurate classification of mass lesions in the adrenal glands (adrenal masses), detected with computed tomography (CT), is important for diagnosis and patient management. Adrenal masses can be benign or malignant and benign masses have…

计算机视觉与模式识别 · 计算机科学 2022-08-08 Lei Bi , Jinman Kim , Tingwei Su , Michael Fulham , David Dagan Feng , Guang Ning

Automated segmentation of anatomical structures is a crucial step in image analysis. For lung segmentation in computed tomography, a variety of approaches exist, involving sophisticated pipelines trained and validated on different datasets.…

图像与视频处理 · 电气工程与系统科学 2020-08-21 Johannes Hofmanninger , Florian Prayer , Jeanny Pan , Sebastian Rohrich , Helmut Prosch , Georg Langs

Segmenting anatomical structures in medical images has been successfully addressed with deep learning methods for a range of applications. However, this success is heavily dependent on the quality of the image that is being segmented. A…

图像与视频处理 · 电气工程与系统科学 2020-07-06 Ilkay Oksuz , James R. Clough , Bram Ruijsink , Esther Puyol Anton , Aurelien Bustin , Gastao Cruz , Claudia Prieto , Andrew P. King , Julia A. Schnabel

Cardiovascular magnetic resonance (CMR) imaging is a standard imaging modality for assessing cardiovascular diseases (CVDs), the leading cause of death globally. CMR enables accurate quantification of the cardiac chamber volume, ejection…

Tracking organ motion is important in image-guided interventions, but motion annotations are not always easily available. Thus, we propose Repetitive Motion Estimation Network (RMEN) to recover cardiac and respiratory signals. It learns the…

计算机视觉与模式识别 · 计算机科学 2018-11-09 Xiaoxiao Li , Vivek Singh , Yifan Wu , Klaus Kirchberg , James Duncan , Ankur Kapoor

Accurate estimation of regional wall thicknesses (RWT) of left ventricular (LV) myocardium from cardiac MR sequences is of significant importance for identification and diagnosis of cardiac disease. Existing RWT estimation still relies on…

计算机视觉与模式识别 · 计算机科学 2017-05-30 Wufeng Xue , Ilanit Ben Nachum , Sachin Pandey , James Warrington , Stephanie Leung , Shuo Li

We present an efficient deep learning approach for the challenging task of tumor segmentation in multisequence MR images. In recent years, Convolutional Neural Networks (CNN) have achieved state-of-the-art performances in a large variety of…

计算机视觉与模式识别 · 计算机科学 2018-07-24 Pawel Mlynarski , Hervé Delingette , Antonio Criminisi , Nicholas Ayache

The goal of this project is to use magnetic resonance imaging (MRI) data to provide an end-to-end analytics pipeline for left and right ventricle (LV and RV) segmentation. Another aim of the project is to find a model that would be…

图像与视频处理 · 电气工程与系统科学 2019-09-19 Bosung Seo , Daniel Mariano , John Beckfield , Vinay Madenur , Yuming Hu , Tony Reina , Marcus Bobar , Mai H. Nguyen , Ilkay Altintas

Convolutional neural networks (CNNs) have shown promising results on several segmentation tasks in magnetic resonance (MR) images. However, the accuracy of CNNs may degrade severely when segmenting images acquired with different scanners…

机器学习 · 统计学 2018-05-28 Neerav Karani , Krishna Chaitanya , Christian Baumgartner , Ender Konukoglu

Accurate segmentation of gastrointestinal (GI) organs in magnetic resonance enterography (MRE) is critical for diagnosing inflammatory bowel disease (IBD). However, anatomical variability, class imbalance, and low tissue contrast hinder…

图像与视频处理 · 电气工程与系统科学 2026-04-21 Ashiqur Rahman , Md. Abu Sayed , Md Sharjis Ibne Wadud , Md. Abu Asad Al-Hafiz , Adam Mushtak , Muhammad E. H. Chowdhury

Accurate multi-organ segmentation in abdominal CT scans is essential for computer-aided diagnosis and treatment. While convolutional neural networks (CNNs) have long been the standard approach in medical image segmentation,…

计算机视觉与模式识别 · 计算机科学 2026-03-20 Lukas Bayer , Sheethal Bhat , Andreas Maier

Segmentation of white matter lesions and deep grey matter structures is an important task in the quantification of magnetic resonance imaging in multiple sclerosis. In this paper we explore segmentation solutions based on convolutional…

Deep neural networks have been widely adopted for automatic organ segmentation from abdominal CT scans. However, the segmentation accuracy of some small organs (e.g., the pancreas) is sometimes below satisfaction, arguably because deep…

计算机视觉与模式识别 · 计算机科学 2017-06-22 Yuyin Zhou , Lingxi Xie , Wei Shen , Yan Wang , Elliot K. Fishman , Alan L. Yuille

Purpose: To develop and evaluate a deep learning model for multi-organ segmentation of MRI scans. Materials and Methods: The model was trained on 1,200 manually annotated 3D axial MRI scans from the UK Biobank, 221 in-house MRI scans, and…

The increasing prevalence of lumbar spinal canal stenosis has resulted in a surge of MRI (Magnetic Resonance Imaging), leading to labor-intensive interpretation and significant inter-reader variability, even among expert radiologists. This…

图像与视频处理 · 电气工程与系统科学 2025-03-04 Arnesh Batra , Arush Gumber , Anushk Kumar

Late gadolinium enhancement magnetic resonance imaging (LGE MRI) appears to be a promising alternative for scar assessment in patients with atrial fibrillation (AF). Automating the quantification and analysis of atrial scars can be…

计算机视觉与模式识别 · 计算机科学 2019-02-22 Lei Li , Fuping Wu , Guang Yang , Lingchao Xu , Tom Wong , Raad Mohiaddin , David Firmin , Jennifer Keegan , Xiahai Zhuang