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Vertebral body compression fractures are early signs of osteoporosis. Though these fractures are visible on Computed Tomography (CT) images, they are frequently missed by radiologists in clinical settings. Prior research on automatic…

图像与视频处理 · 电气工程与系统科学 2022-10-04 Alexey Zakharov , Maxim Pisov , Alim Bukharaev , Alexey Petraikin , Sergey Morozov , Victor Gombolevskiy , Mikhail Belyaev

Our understanding of organs at risk is progressing to include physical small tissues such as coronary arteries and the radiosensitivities of many small organs and tissues are high. Therefore, the accurate segmentation of small volumes in…

图像与视频处理 · 电气工程与系统科学 2024-04-08 Jianxin Zhou , Kadishe Fejza , Massimiliano Salvatori , Daniele Della Latta , Gregory M. Hermann , Angela Di Fulvio

Automatic and precise multi-class vertebrae segmentation from CT images is crucial for various clinical applications. However, due to similar appearances between adjacent vertebrae and the existence of various pathologies, existing…

图像与视频处理 · 电气工程与系统科学 2025-05-29 Xin You , Yixin Lou , Minghui Zhang , Jie Yang , Yun Gu

Automatic vertebrae identification and localization from arbitrary CT images is challenging. Vertebrae usually share similar morphological appearance. Because of pathology and the arbitrary field-of-view of CT scans, one can hardly rely on…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Haofu Liao , Addisu Mesfin , Jiebo Luo

Quantitative cancer image analysis relies on the accurate delineation of tumours, a very specialised and time-consuming task. For this reason, methods for automated segmentation of tumours in medical imaging have been extensively developed…

图像与视频处理 · 电气工程与系统科学 2022-12-07 Saúl Alonso-Monsalve , Leigh H. Whitehead , Adam Aurisano , Lorena Escudero Sanchez

In medical imaging, segmentation and localization of spinal tumors in three-dimensional (3D) space pose significant computational challenges, primarily stemming from limited data availability. In response, this study introduces a novel data…

图像与视频处理 · 电气工程与系统科学 2024-05-08 Rikathi Pal , Sudeshna Mondal , Aditi Gupta , Priya Saha , Somoballi Ghoshal , Amlan Chakrabarti , Susmita Sur-Kolay

Liver cirrhosis represents the end stage of chronic liver disease, characterized by extensive fibrosis and nodular regeneration that significantly increases mortality risk. While magnetic resonance imaging (MRI) offers a non-invasive…

Medical image classification and segmentation based on deep learning (DL) are emergency research topics for diagnosing variant viruses of the current COVID-19 situation. In COVID-19 computed tomography (CT) images of the lungs, ground glass…

图像与视频处理 · 电气工程与系统科学 2022-08-08 Shiyi Wang , Guang Yang

Vertebral body (VB) segmentation is an important preliminary step towards medical visual diagnosis for spinal diseases. However, most previous works require pixel/voxel-wise strong supervisions, which is expensive, tedious and…

计算机视觉与模式识别 · 计算机科学 2024-02-15 Shiqi Peng , Bolin Lai , Guangyu Yao , Xiaoyun Zhang , Ya Zhang , Yan-Feng Wang , Hui Zhao

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

Accurate segmentation of vertebral metastasis in CT is clinically important yet difficult to scale, as voxel-level annotations are scarce and both lytic and blastic lesions often resemble benign degenerative changes. We introduce a 2D…

We present a method to address the challenging problem of segmentation of lumbar vertebrae from CT images acquired with varying fields of view. Our method is based on cascaded 3D Fully Convolutional Networks (FCNs) consisting of a…

计算机视觉与模式识别 · 计算机科学 2017-12-06 Rens Janssens , Guodong Zeng , Guoyan Zheng

Creating a dataset for training supervised machine learning algorithms can be a demanding task. This is especially true for medical image segmentation since one or more specialists are usually required for image annotation, and creating…

计算机视觉与模式识别 · 计算机科学 2024-10-28 Matheus Viana da Silva , Natália de Carvalho Santos , Julie Ouellette , Baptiste Lacoste , Cesar Henrique Comin

One of the major difficulties in medical image segmentation is the high variability of these images, which is caused by their origin (multi-centre), the acquisition protocols (multi-parametric), as well as the variability of human anatomy,…

图像与视频处理 · 电气工程与系统科学 2022-11-09 Jhon Jairo Saenz-Gamboa , Julio Domenech , Antonio Alonso-Manjarrés , Jon A. Gómez , Maria de la Iglesia-Vayá

Most deep learning models in medical imaging are trained on adult data with unclear performance on pediatric images. In this work, we aim to address this challenge in the context of automated anatomy segmentation in whole-body Computed…

图像与视频处理 · 电气工程与系统科学 2024-04-23 Chih-Ying Liu , Jeya Maria Jose Valanarasu , Camila Gonzalez , Curtis Langlotz , Andrew Ng , Sergios Gatidis

Automatic segmentation of vertebral bodies (VBs) and intervertebral discs (IVDs) in 3D magnetic resonance (MR) images is vital in diagnosing and treating spinal diseases. However, segmenting the VBs and IVDs simultaneously is not trivial.…

图像与视频处理 · 电气工程与系统科学 2022-03-24 Meiyan Huang , Shuoling Zhou , Xiumei Chen , Haoran Lai , Qianjin Feng

Purpose: To use and test a labelling algorithm that operates on two-dimensional (2D) reformations, rather than three-dimensional (3D) data to locate and identify vertebrae. Methods: We improved the Btrfly Net (described by Sekuboyina et al)…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Anjany Sekuboyina , Markus Rempfler , Alexander Valentinitsch , Bjoern H. Menze , Jan S. Kirschke

Segmentation and labeling of vertebrae in MRI images of the spine are critical for the diagnosis of illnesses and abnormalities. These steps are indispensable as MRI technology provides detailed information about the tissue structure of the…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Rikathi Pal , Priya Saha , Somoballi Ghoshal , Amlan Chakrabarti , Susmita Sur-Kolay

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…

计算机视觉与模式识别 · 计算机科学 2020-01-24 Arkadiy Dushatskiy , Adriënne M. Mendrik , Peter A. N. Bosman , Tanja Alderliesten