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Advances in image registration and machine learning have recently enabled volumetric analysis of postmortem brain tissue from conventional photographs of coronal slabs, which are routinely collected in brain banks and neuropathology…

Accurate segmentation for medical images is important for clinical diagnosis. Existing automatic segmentation methods are mainly based on fully supervised learning and have an extremely high demand for precise annotations, which are very…

计算机视觉与模式识别 · 计算机科学 2021-06-10 Yuanpeng Liu , Qinglei Hui , Zhiyi Peng , Shaolin Gong , Dexing Kong

The high prevalence of spinal stenosis results in a large volume of MRI imaging, yet interpretation can be time-consuming with high inter-reader variability even among the most specialized radiologists. In this paper, we develop an…

This paper presents a large publicly available multi-center lumbar spine magnetic resonance imaging (MRI) dataset with reference segmentations of vertebrae, intervertebral discs (IVDs), and spinal canal. The dataset includes 447 sagittal T1…

MR images of fetuses allow clinicians to detect brain abnormalities in an early stage of development. The cornerstone of volumetric and morphologic analysis in fetal MRI is segmentation of the fetal brain into different tissue classes.…

图像与视频处理 · 电气工程与系统科学 2019-06-12 N. Khalili , N. Lessmann , E. Turk , N. Claessens , R. de Heus , T. Kolk , M. A. Viergever , M. J. N. L. Benders , I. Isgum

Vertebrae identification in arbitrary fields-of-view plays a crucial role in diagnosing spine disease. Most spine CT contain only local regions, such as the neck, chest, and abdomen. Therefore, identification should not depend on specific…

计算机视觉与模式识别 · 计算机科学 2024-01-17 Sheng Zhang , Minheng Chen , Junxian Wu , Ziyue Zhang , Tonglong Li , Cheng Xue , Youyong Kong

In the paper, we present an approach for learning a single model that universally segments 33 anatomical structures, including vertebrae, pelvic bones, and abdominal organs. Our model building has to address the following challenges.…

图像与视频处理 · 电气工程与系统科学 2022-03-07 Pengbo Liu , Yang Deng , Ce Wang , Yuan Hui , Qian Li , Jun Li , Shiwei Luo , Mengke Sun , Quan Quan , Shuxin Yang , You Hao , Honghu Xiao , Chunpeng Zhao , Xinbao Wu , S. Kevin Zhou

Neuroanatomical segmentation in magnetic resonance imaging (MRI) of the brain is a prerequisite for volume, thickness and shape measurements. This work introduces a new highly accurate and versatile method based on 3D convolutional neural…

定量方法 · 定量生物学 2019-02-07 Philip Novosad , Vladimir Fonov , D. Louis Collins

Injuries of the spine, and its posterior elements in particular, are a common occurrence in trauma patients, with potentially devastating consequences. Computer-aided detection (CADe) could assist in the detection and classification of…

计算机视觉与模式识别 · 计算机科学 2016-09-21 Holger R. Roth , Yinong Wang , Jianhua Yao , Le Lu , Joseph E. Burns , Ronald M. Summers

Cervical spondylosis, a complex and prevalent condition, demands precise and efficient diagnostic techniques for accurate assessment. While MRI offers detailed visualization of cervical spine anatomy, manual interpretation remains…

图像与视频处理 · 电气工程与系统科学 2025-08-18 Qi Zhang , Xiuyuan Chen , Ziyi He , Lianming Wu , Kun Wang , Jianqi Sun , Hongxing Shen

Vertebral labelling and segmentation are two fundamental tasks in an automated spine processing pipeline. Reliable and accurate processing of spine images is expected to benefit clinical decision-support systems for diagnosis, surgery…

Manual annotation of vertebrae on spinal X-ray imaging is costly and time-consuming due to bone shape complexity and image quality variations. In this study, we address this challenge by proposing an ensemble method called VertXNet, to…

图像与视频处理 · 电气工程与系统科学 2022-07-13 Yao Chen , Yuanhan Mo , Aimee Readie , Gregory Ligozio , Thibaud Coroller , Bartlomiej W. Papiez

Gray matter (GM) tissue changes have been associated with a wide range of neurological disorders and was also recently found relevant as a biomarker for disability in amyotrophic lateral sclerosis. The ability to automatically segment the…

计算机视觉与模式识别 · 计算机科学 2018-06-22 Christian S. Perone , Evan Calabrese , Julien Cohen-Adad

Accurate lumbar spine segmentation is crucial for diagnosing spinal disorders. Existing methods typically use coarse-grained segmentation strategies that lack the fine detail needed for precise diagnosis. Additionally, their reliance on…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Sheng Lian , Jianlong Cai , Dengfeng Pan , Guang-Yong Chen , Hao Xu , Fan Zhang , Guodong Fan , Shuo Li

Purpose: To implement a brain segmentation pipeline based on convolutional neural networks, which rapidly segments 3D volumes into 27 anatomical structures. To provide an extensive, comparative study of segmentation performance on various…

图像与视频处理 · 电气工程与系统科学 2020-08-12 Jonathan Zopes , Moritz Platscher , Silvio Paganucci , Christian Federau

Accurate and reliable registration of longitudinal spine images is essential for assessment of disease progression and surgical outcome. Implementing a fully automatic and robust registration is crucial for clinical use, however, it is…

For compression fracture detection and evaluation, an automatic X-ray image segmentation technique that combines deep-learning and level-set methods is proposed. Automatic segmentation is much more difficult for X-ray images than for CT or…

医学物理 · 物理学 2019-04-17 Kang Cheol Kim , Hyun Cheol Cho , Tae Jun Jang , Jong Mun Choi , Jin Keun Seo

The vertebral levels of the spine provide a useful coordinate system when making measurements of plaque, muscle, fat, and bone mineral density. Correctly classifying vertebral levels with high accuracy is challenging due to the similar…

图像与视频处理 · 电气工程与系统科学 2020-10-08 Daniel C. Elton , Veit Sandfort , Perry J. Pickhardt , Ronald M. Summers

Kidney volume is greatly affected in several renal diseases. Precise and automatic segmentation of the kidney can help determine kidney size and evaluate renal function. Fully convolutional neural networks have been used to segment organs…

图像与视频处理 · 电气工程与系统科学 2020-09-02 Omid Bazgir , Kai Barck , Richard A. D. Carano , Robby M. Weimer , Luke Xie

This study presents an advanced approach to lumbar spine segmentation using deep learning techniques, focusing on addressing key challenges such as class imbalance and data preprocessing. Magnetic resonance imaging (MRI) scans of patients…