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Convolutional Neural Networks (CNNs) have been recently employed to solve problems from both the computer vision and medical image analysis fields. Despite their popularity, most approaches are only able to process 2D images while most…

计算机视觉与模式识别 · 计算机科学 2016-06-16 Fausto Milletari , Nassir Navab , Seyed-Ahmad Ahmadi

Brain extraction in magnetic resonance imaging (MRI) data is an important segmentation step in many neuroimaging preprocessing pipelines. Image segmentation is one of the research fields in which deep learning had the biggest impact in…

图像与视频处理 · 电气工程与系统科学 2023-08-15 Lukas Fisch , Stefan Zumdick , Carlotta Barkhau , Daniel Emden , Jan Ernsting , Ramona Leenings , Kelvin Sarink , Nils R. Winter , Benjamin Risse , Udo Dannlowski , Tim Hahn

We propose a dual pathway, 11-layers deep, three-dimensional Convolutional Neural Network for the challenging task of brain lesion segmentation. The devised architecture is the result of an in-depth analysis of the limitations of current…

Deep learning shows high potential for many medical image analysis tasks. Neural networks can work with full-size data without extensive preprocessing and feature generation and, thus, information loss. Recent work has shown that the…

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

Prediction of the cognitive evolution of a person susceptible to develop a neurodegenerative disorder is crucial to provide an appropriate treatment as soon as possible. In this paper we propose a 3D siamese network designed to extract…

图像与视频处理 · 电气工程与系统科学 2019-09-04 Cecilia Ostertag , Marie Beurton-Aimar , Thierry Urruty

In recent years, deep convolutional neural networks (CNNs) have shown record-shattering performance in a variety of computer vision problems, such as visual object recognition, detection and segmentation. These methods have also been…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Jose Bernal , Kaisar Kushibar , Daniel S. Asfaw , Sergi Valverde , Arnau Oliver , Robert Martí , Xavier Lladó

Skull stripping is usually the first step for most brain analysisprocess in magnetic resonance images. A lot of deep learn-ing neural network based methods have been developed toachieve higher accuracy. Since the 3D deep learning…

图像与视频处理 · 电气工程与系统科学 2019-10-25 Zhen Liu , Borui Xiao , Yuemeng Li , Yong Fan

Rodent stroke models are important for evaluating treatments and understanding the pathophysiology and behavioral changes of brain ischemia, and magnetic resonance imaging (MRI) is a valuable tool for measuring outcome in preclinical…

In this paper, we present a fully automatic brain tumor segmentation method based on Deep Neural Networks (DNNs). The proposed networks are tailored to glioblastomas (both low and high grade) pictured in MR images. By their very nature,…

计算机视觉与模式识别 · 计算机科学 2016-05-23 Mohammad Havaei , Axel Davy , David Warde-Farley , Antoine Biard , Aaron Courville , Yoshua Bengio , Chris Pal , Pierre-Marc Jodoin , Hugo Larochelle

Brain extraction is a critical preprocessing step in the analysis of MRI neuroimaging studies and influences the accuracy of downstream analyses. The majority of brain extraction algorithms are, however, optimized for processing healthy…

Early diagnosis, playing an important role in preventing progress and treating the Alzheimer's disease (AD), is based on classification of features extracted from brain images. The features have to accurately capture main AD-related…

机器学习 · 计算机科学 2016-07-05 Ehsan Hosseini-Asl , Georgy Gimel'farb , Ayman El-Baz

We introduce DeepNAT, a 3D Deep convolutional neural network for the automatic segmentation of NeuroAnaTomy in T1-weighted magnetic resonance images. DeepNAT is an end-to-end learning-based approach to brain segmentation that jointly learns…

计算机视觉与模式识别 · 计算机科学 2017-02-28 Christian Wachinger , Martin Reuter , Tassilo Klein

We present a novel approach to automatically segment magnetic resonance (MR) images of the human brain into anatomical regions. Our methodology is based on a deep artificial neural network that assigns each voxel in an MR image of the brain…

计算机视觉与模式识别 · 计算机科学 2015-06-26 Alexandre de Brebisson , Giovanni Montana

In this paper we propose a deep learning approach for segmenting sub-cortical structures of the human brain in Magnetic Resonance (MR) image data. We draw inspiration from a state-of-the-art Fully-Convolutional Neural Network (F-CNN)…

计算机视觉与模式识别 · 计算机科学 2016-02-08 Mahsa Shakeri , Stavros Tsogkas , Enzo Ferrante , Sarah Lippe , Samuel Kadoury , Nikos Paragios , Iasonas Kokkinos

Medical image segmentation can provide a reliable basis for further clinical analysis and disease diagnosis. The performance of medical image segmentation has been significantly advanced with the convolutional neural networks (CNNs).…

图像与视频处理 · 电气工程与系统科学 2022-03-02 Ruxin Wang , Shuyuan Chen , Chaojie Ji , Jianping Fan , Ye Li

In this paper, we propose an automatic brain tumor segmentation approach (e.g., PixelNet) using a pixel-level convolutional neural network (CNN). The model extracts feature from multiple convolutional layers and concatenate them to form a…

图像与视频处理 · 电气工程与系统科学 2022-04-26 Mobarakol Islam , Hongliang Ren

Automated and accurate 3D medical image segmentation plays an essential role in assisting medical professionals to evaluate disease progresses and make fast therapeutic schedules. Although deep convolutional neural networks (DCNNs) have…

图像与视频处理 · 电气工程与系统科学 2020-12-01 Jianpeng Zhang , Yutong Xie , Yan Wang , Yong Xia

Skull stripping magnetic resonance images (MRI) of the human brain is an important process in many image processing techniques, such as automatic segmentation of brain structures. Numerous methods have been developed to perform this task,…

图像与视频处理 · 电气工程与系统科学 2026-04-16 Hjalti Thrastarson , Lotta M. Ellingsen

This work describes a novel methodology for automatic contour extraction from 2D images of 3D neurons (e.g. camera lucida images and other types of 2D microscopy). Most contour-based shape analysis methods can not be used to characterize…

计算机视觉与模式识别 · 计算机科学 2008-10-24 J. J. G. Leandro , R. M. Cesar , L. da F. Costa