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The generation of Synthetic Computed Tomography (sCT) images has become a pivotal methodology in modern clinical practice, particularly in the context of Radiotherapy (RT) treatment planning. The use of sCT enables the calculation of doses,…

In recent years, continuous latent space (CLS) and discrete latent space (DLS) deep learning models have been proposed for medical image analysis for improved performance. However, these models encounter distinct challenges. CLS models…

计算机视觉与模式识别 · 计算机科学 2023-10-30 Vandan Gorade , Sparsh Mittal , Debesh Jha , Ulas Bagci

Methods: Our deep learning model, called AnatomyNet, segments OARs from head and neck CT images in an end-to-end fashion, receiving whole-volume HaN CT images as input and generating masks of all OARs of interest in one shot. AnatomyNet is…

计算机视觉与模式识别 · 计算机科学 2019-03-06 Wentao Zhu , Yufang Huang , Liang Zeng , Xuming Chen , Yong Liu , Zhen Qian , Nan Du , Wei Fan , Xiaohui Xie

Automatic segmentation of brain Magnetic Resonance Imaging (MRI) images is one of the vital steps for quantitative analysis of brain for further inspection. In this paper, NeuroNet has been adopted to segment the brain tissues (white matter…

计算机视觉与模式识别 · 计算机科学 2019-04-02 Fakrul Islam Tushar , Basel Alyafi , Md. Kamrul Hasan , Lavsen Dahal

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

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

Purpose: To present a high-performing, robust, and flexible deep learning pipeline for automatic segmentation of 30 organs-at-risk (OARs) in head and neck (H&N) cancer patients, using MRI, CT, or both. Method: We trained a segmentation…

图像与视频处理 · 电气工程与系统科学 2025-09-08 Sébastien Quetin , Andrew Heschl , Mauricio Murillo , Rohit Murali , Piotr Pater , George Shenouda , Shirin A. Enger , Farhad Maleki

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

Efficient and accurate brain ventricle segmentation from clinical CT scans is critical for emergency surgeries like ventriculostomy. With the challenges in poor soft tissue contrast and a scarcity of well-annotated databases for clinical…

图像与视频处理 · 电气工程与系统科学 2024-07-16 Reihaneh Teimouri , Marta Kersten-Oertel , Yiming Xiao

Tissue semantic segmentation is one of the key tasks in computational pathology. To avoid the expensive and laborious acquisition of pixel-level annotations, a wide range of studies attempt to adopt the class activation map (CAM), a…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Zijie Fang , Yifeng Wang , Peizhang Xie , Zhi Wang , Yongbing Zhang

Recently deep learning has been playing a major role in the field of computer vision. One of its applications is the reduction of human judgment in the diagnosis of diseases. Especially, brain tumor diagnosis requires high accuracy, where…

计算机视觉与模式识别 · 计算机科学 2018-09-24 Zahra Sobhaninia , Safiyeh Rezaei , Alireza Noroozi , Mehdi Ahmadi , Hamidreza Zarrabi , Nader Karimi , Ali Emami , Shadrokh Samavi

Understanding the structural growth of paediatric brains is a key step in the identification of various neuro-developmental disorders. However, our knowledge is limited by many factors, including the lack of automated image analysis tools,…

图像与视频处理 · 电气工程与系统科学 2024-10-10 Vaanathi Sundaresan , Nicola K Dinsdale

Deep learning based pipelines for semantic segmentation often ignore structural information available on annotated images used for training. We propose a novel post-processing module enforcing structural knowledge about the objects of…

计算机视觉与模式识别 · 计算机科学 2023-08-02 Jérémy Chopin , Jean-Baptiste Fasquel , Harold Mouchère , Rozenn Dahyot , Isabelle Bloch

Precise 3D segmentation of infant brain tissues is an essential step towards comprehensive volumetric studies and quantitative analysis of early brain developement. However, computing such segmentations is very challenging, especially for…

计算机视觉与模式识别 · 计算机科学 2017-12-20 Jose Dolz , Christian Desrosiers , Li Wang , Jing Yuan , Dinggang Shen , Ismail Ben Ayed

Quality control (QC) of MR images is essential to ensure that downstream analyses such as segmentation can be performed successfully. Currently, QC is predominantly performed visually and subjectively, at significant time and operator cost.…

图像与视频处理 · 电气工程与系统科学 2021-09-07 Richard Shaw , Carole H. Sudre , Sebastien Ourselin , M. Jorge Cardoso , Hugh G. Pemberton

This paper addresses the task of semantic segmentation of orthoimagery using multimodal data e.g. optical RGB, infrared and digital surface model. We propose a deep convolutional neural network architecture termed OrthoSeg for semantic…

计算机视觉与模式识别 · 计算机科学 2018-11-21 Pankaj Bodani , Kumar Shreshtha , Shashikant Sharma

Neonatal brain segmentation in magnetic resonance (MR) is a challenging problem due to poor image quality and low contrast between white and gray matter regions. Most existing approaches for this problem are based on multi-atlas label…

计算机视觉与模式识别 · 计算机科学 2019-03-05 Jose Dolz , Ismail Ben Ayed , Jing Yuan , Christian Desrosiers

Deep convolutional neural networks (CNNs) are state-of-the-art for semantic image segmentation, but typically require many labeled training samples. Obtaining 3D segmentations of medical images for supervised training is difficult and labor…

计算机视觉与模式识别 · 计算机科学 2019-07-29 Zhenlin Xu , Marc Niethammer

Segmentation is a fundamental task in medical image analysis. The clinical interest is often to measure the volume of a structure. To evaluate and compare segmentation methods, the similarity between a segmentation and a predefined ground…

图像与视频处理 · 电气工程与系统科学 2020-10-09 Jeroen Bertels , David Robben , Dirk Vandermeulen , Paul Suetens