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In this work we propose a novel approach to perform segmentation by leveraging the abstraction capabilities of convolutional neural networks (CNNs). Our method is based on Hough voting, a strategy that allows for fully automatic…

Deep learning-based segmentation techniques have shown remarkable performance in brain segmentation, yet their success hinges on the availability of extensive labeled training data. Acquiring such vast datasets, however, poses a significant…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Jihoon Cho , Suhyun Ahn , Beomju Kim , Hyungjoon Bae , Xiaofeng Liu , Fangxu Xing , Kyungeun Lee , Georges Elfakhri , Van Wedeen , Jonghye Woo , Jinah Park

Purpose: Conventional automated segmentation of the head anatomy in MRI distinguishes different brain and non-brain tissues based on image intensities and prior tissue probability maps (TPM). This works well for normal head anatomies, but…

Image and Video Processing · Electrical Eng. & Systems 2021-05-20 Lukas Hirsch , Yu Huang , Lucas C Parra

Whole brain segmentation using deep learning (DL) is a very challenging task since the number of anatomical labels is very high compared to the number of available training images. To address this problem, previous DL methods proposed to…

Image and Video Processing · Electrical Eng. & Systems 2019-11-22 Pierrick Coupé , Boris Mansencal , Michaël Clément , Rémi Giraud , Baudouin Denis de Senneville , Vinh-Thong Ta , Vincent Lepetit , José V. Manjon

We present a novel, parameter-efficient and practical fully convolutional neural network architecture, termed InfiNet, aimed at voxel-wise semantic segmentation of infant brain MRI images at iso-intense stage, which can be easily extended…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Shubham Kumar , Sailesh Conjeti , Abhijit Guha Roy , Christian Wachinger , Nassir Navab

In recent years, 3D convolutional neural networks have become the dominant approach for volumetric medical image segmentation. However, compared to their 2D counterparts, 3D networks introduce substantially more training parameters and…

Image and Video Processing · Electrical Eng. & Systems 2022-06-01 Yuan Wang , Laura Blackie , Irene Miguel-Aliaga , Wenjia Bai

Segmentation is one of the most important tasks in MRI medical image analysis and is often the first and the most critical step in many clinical applications. In brain MRI analysis, head segmentation is commonly used for measuring and…

Image and Video Processing · Electrical Eng. & Systems 2022-08-11 Haleh Akrami , Wenhui Cui , Anand A Joshi , Richard M. Leahy

Motivation: 3D neuron segmentation is a key step for the neuron digital reconstruction, which is essential for exploring brain circuits and understanding brain functions. However, the fine line-shaped nerve fibers of neuron could spread in…

Image and Video Processing · Electrical Eng. & Systems 2021-11-09 Qiufu Li , Linlin Shen

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…

Machine Learning · Statistics 2018-05-28 Neerav Karani , Krishna Chaitanya , Christian Baumgartner , Ender Konukoglu

Accurate segmentation of different sub-regions of gliomas including peritumoral edema, necrotic core, enhancing and non-enhancing tumor core from multimodal MRI scans has important clinical relevance in diagnosis, prognosis and treatment of…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Xue Feng , Nicholas Tustison , Craig Meyer

This study investigates a 3D and fully convolutional neural network (CNN) for subcortical brain structure segmentation in MRI. 3D CNN architectures have been generally avoided due to their computational and memory requirements during…

Computer Vision and Pattern Recognition · Computer Science 2017-04-21 J. Dolz , C. Desrosiers , I. Ben Ayed

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…

Image and Video Processing · Electrical Eng. & Systems 2020-08-12 Jonathan Zopes , Moritz Platscher , Silvio Paganucci , Christian Federau

Brain extraction is a fundamental step for most brain imaging studies. In this paper, we investigate the problem of skull stripping and propose complementary segmentation networks (CompNets) to accurately extract the brain from T1-weighted…

Computer Vision and Pattern Recognition · Computer Science 2018-10-11 Raunak Dey , Yi Hong

Segmenting deep brain structures from magnetic resonance images is important for patient diagnosis, surgical planning, and research. Most current state-of-the-art solutions follow a segmentation-by-registration approach, where subject MRIs…

Image and Video Processing · Electrical Eng. & Systems 2022-05-20 Mehri Baniasadi , Mikkel V. Petersen , Jorge Goncalves , Andreas Horn , Vanja Vlasov , Frank Hertel , Andreas Husch

NeuroNet is a deep convolutional neural network mimicking multiple popular and state-of-the-art brain segmentation tools including FSL, SPM, and MALPEM. The network is trained on 5,000 T1-weighted brain MRI scans from the UK Biobank Imaging…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Martin Rajchl , Nick Pawlowski , Daniel Rueckert , Paul M. Matthews , Ben Glocker

Partial voluming (PV) is arguably the last crucial unsolved problem in Bayesian segmentation of brain MRI with probabilistic atlases. PV occurs when voxels contain multiple tissue classes, giving rise to image intensities that may not be…

Computer Vision and Pattern Recognition · Computer Science 2021-04-09 Benjamin Billot , Eleanor D. Robinson , Adrian V. Dalca , Juan Eugenio Iglesias

Convolutional neural networks are state-of-the-art for various segmentation tasks. While for 2D images these networks are also computationally efficient, 3D convolutions have huge storage requirements and therefore, end-to-end training is…

Computer Vision and Pattern Recognition · Computer Science 2022-02-01 Christoph Angermann , Markus Haltmeier

Automatic methods for measuring normalized regional brain volumes from MRI data are a key tool to help in the objective diagnostic and follow-up of many neurological diseases. To estimate such regional brain volumes, the intracranial cavity…

Brain cancer can be very fatal, but chances of survival increase through early detection and treatment. Doctors use Magnetic Resonance Imaging (MRI) to detect and locate tumors in the brain, and very carefully analyze scans to segment brain…

Computer Vision and Pattern Recognition · Computer Science 2018-11-08 Ryan Sherman

Automatic segmentation in MR brain images is important for quantitative analysis in large-scale studies with images acquired at all ages. This paper presents a method for the automatic segmentation of MR brain images into a number of tissue…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Pim Moeskops , Max A. Viergever , Adriënne M. Mendrik , Linda S. de Vries , Manon J. N. L. Benders , Ivana Išgum