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For 3D medical image (e.g. CT and MRI) segmentation, the difficulty of segmenting each slice in a clinical case varies greatly. Previous research on volumetric medical image segmentation in a slice-by-slice manner conventionally use the…

Image and Video Processing · Electrical Eng. & Systems 2022-07-12 Wenxuan Wang , Chen Chen , Jing Wang , Sen Zha , Yan Zhang , Jiangyun Li

Functional Magnetic Resonance Images acquired during resting-state provide information about the functional organization of the brain through measuring correlations between brain areas. Independent components analysis is the reference…

Neurons and Cognition · Quantitative Biology 2014-12-15 Alexandre Abraham , Elvis Dohmatob , Bertrand Thirion , Dimitris Samaras , Gael Varoquaux

The automatic assessment of hippocampus volume is an important tool in the study of several neurodegenerative diseases such as Alzheimer's disease. Specifically, the measurement of hippocampus subfields properties is of great interest since…

Quantitative Methods · Quantitative Biology 2020-02-03 Jose V. Manjon , Jose E. Romero , Pierrick Coupe

Brains with complex distortion of cerebral anatomy present several challenges to automatic tissue segmentation methods of T1-weighted MR images. First, the very high variability in the morphology of the tissues can be incompatible with the…

Tissues and Organs · Quantitative Biology 2020-03-25 Gabriele Amorosino , Denis Peruzzo , Pietro Astolfi , Daniela Redaelli , Paolo Avesani , Filippo Arrigoni , Emanuele Olivetti

Purpose: This study demonstrated an MR signal multitask learning method for 3D simultaneous segmentation and relaxometry of human brain tissues. Materials and Methods: A 3D inversion-prepared balanced steady-state free precession sequence…

Medical Physics · Physics 2019-12-02 Peng Cao , Jing Liu , Shuyu Tang , Andrew Leynes , Janine M. Lupo , Duan Xu , Peder E. Z. Larson

The hypothalamus is a small structure located in the center of the brain and is involved in significant functions such as sleeping, temperature, and appetite control. Various neurological disorders are also associated with hypothalamic…

In this paper we propose a novel method for the segmentation of longitudinal brain MRI scans of patients suffering from Multiple Sclerosis. The method builds upon an existing cross-sectional method for simultaneous whole-brain and lesion…

Image and Video Processing · Electrical Eng. & Systems 2021-01-05 Stefano Cerri , Andrew Hoopes , Douglas N. Greve , Mark Mühlau , Koen Van Leemput

Purpose: To develop and evaluate a deep learning model for multi-organ segmentation of MRI scans. Materials and Methods: The model was trained on 1,200 manually annotated 3D axial MRI scans from the UK Biobank, 221 in-house MRI scans, and…

Introduction: Multiple Sclerosis (MS) is a chronic disease that affects millions of people across the globe. MS can critically affect different organs of the central nervous system such as the eyes, the spinal cord, and the brain.…

Image and Video Processing · Electrical Eng. & Systems 2023-02-21 Atif Shah , Maged S. Al-Shaibani , Moataz Ahmad , Reem Bunyan

Magnetic resonance imaging (MRI) is critically important for brain mapping in both scientific research and clinical studies. Precise segmentation of brain tumors facilitates clinical diagnosis, evaluations, and surgical planning. Deep…

Image and Video Processing · Electrical Eng. & Systems 2023-05-01 Rui Nian , Guoyao Zhang , Yao Sui , Yuqi Qian , Qiuying Li , Mingzhang Zhao , Jianhui Li , Ali Gholipour , Simon K. Warfield

Early diagnosis and accurate segmentation of brain tumors are imperative for successful treatment. Unfortunately, manual segmentation is time consuming, costly and despite extensive human expertise often inaccurate. Here, we present an…

Image and Video Processing · Electrical Eng. & Systems 2019-10-07 Markus Frey , Matthias Nau

Stereotactic radiosurgery is a minimally-invasive treatment option for a large number of patients with intracranial tumors. As part of the therapy treatment, accurate delineation of brain tumors is of great importance. However,…

Non-invasive techniques such as magnetic resonance imaging (MRI) are widely employed in brain tumor diagnostics. However, manual segmentation of brain tumors from 3D MRI volumes is a time-consuming task that requires trained expert…

Image and Video Processing · Electrical Eng. & Systems 2020-12-24 Benjamin Maas , Erfan Zabeh , Soroush Arabshahi

BACKGROUND AND PURPOSE: Cerebral aneurysm is one of the most common cerebrovascular diseases, and SAH caused by its rupture has a very high mortality and disability rate. Existing automatic segmentation methods based on DLMs with TOF-MRA…

Image and Video Processing · Electrical Eng. & Systems 2021-10-27 Meng Chen , Chen Geng , Dongdong Wang , Jiajun Zhang , Ruoyu Di , Fengmei Li , Zhiyong Zhou , Sirong Piao , Yuxin Li , Yaikang Dai

Subcortical segmentation remains challenging despite its important applications in quantitative structural analysis of brain MRI scans. The most accurate method, manual segmentation, is highly labor intensive, so automated tools like…

Image and Video Processing · Electrical Eng. & Systems 2025-10-17 Aaron Cao , Vishwanatha M. Rao , Kejia Liu , Xinrui Liu , Andrew F. Laine , Jia Guo

Image segmentation some of the challenging issues on brain magnetic resonance image tumor segmentation caused by the weak correlation between magnetic resonance imaging intensity and anatomical meaning.With the objective of utilizing more…

Computer Vision and Pattern Recognition · Computer Science 2014-03-25 Narkhede Sachin G. , Vaishali Khairnar , Sujata Kadu

Background and objective: Combined evaluation of lumbosacral structures (e.g. nerves, bone) on multimodal radiographic images is routinely conducted prior to spinal surgery and interventional procedures. Generally, magnetic resonance…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Guoxin Fan , Huaqing Liu , Zhenhua Wu , Yufeng Li , Chaobo Feng , Dongdong Wang , Jie Luo , Xiaofei Guan , William M. Wells , Shisheng He

The most recent fast and accurate image segmentation methods are built upon fully convolutional deep neural networks. In this paper, we propose new deep learning strategies for DenseNets to improve segmenting images with subtle differences…

Computer Vision and Pattern Recognition · Computer Science 2018-12-11 Seyed Raein Hashemi , Sanjay P. Prabhu , Simon K. Warfield , Ali Gholipour

Brain extraction and removal of skull artifacts from magnetic resonance images (MRI) is an important preprocessing step in neuroimaging analysis. There are many tools developed to handle human fMRI images, which could involve manual steps…

Image and Video Processing · Electrical Eng. & Systems 2024-01-11 Dwith Chenna , Suyash Bhogawar
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