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We propose a statistical multiscale mapping approach to identify microscopic and molecular heterogeneity across a tumor microenvironment using multiparametric MR (mp-MR). Twenty-nine patients underwent pre-surgical mp-MR followed by…

Medical Physics · Physics 2019-07-26 Jason G Parker , PhD , Emily E Diller , MS , Sha Cao , PhD , Jeremy T Nelson , PhD , Kristen Yeom , MD , Chang Ho , MD , Robert Lober , MD , PhD

Brain lesions, including stroke and tumours, have a high degree of variability in terms of location, size, intensity and form, making automatic segmentation difficult. We propose an improvement to existing segmentation methods by exploiting…

Image and Video Processing · Electrical Eng. & Systems 2019-07-22 Kevin Raina , Uladzimir Yahorau , Tanya Schmah

Automated brain tissue segmentation into white matter (WM), gray matter (GM), and cerebro-spinal fluid (CSF) from magnetic resonance images (MRI) is helpful in the diagnosis of neuro-disorders such as epilepsy, Alzheimer's, multiple…

Computer Vision and Pattern Recognition · Computer Science 2018-06-13 Pulkit Kumar , Pravin Nagar , Chetan Arora , Anubha Gupta

Magnetic resonance imaging (MRI) is a crucial medical imaging modality. However, long acquisition times remain a significant challenge, leading to increased costs, and reduced patient comfort. Recent studies have shown the potential of…

Computer Vision and Pattern Recognition · Computer Science 2025-07-30 Amirmohammad Shamaei , Alexander Stebner , Salome , Bosshart , Johanna Ospel , Gouri Ginde , Mariana Bento , Roberto Souza

Matching MRI brain images between patients or mapping patients' MRI slices to the simulated atlas of a brain is key to the automatic registration of MRI of a brain. The ability to match MRI images would also enable such applications as…

Image and Video Processing · Electrical Eng. & Systems 2023-02-09 Jiří Martinů , Jan Novotný , Karel Adámek , Petr Čermák , Jiří Kozel , David Školoudík

The paper discusses the use of MRI for segmentation techniques, specifically focusing on brain tumor detection. It discusses the use of convolutional neural networks (CNN) for automatic segmentation but also discusses challenges such as…

Image and Video Processing · Electrical Eng. & Systems 2024-05-27 Jayanthi Vajiram , Aishwarya Senthil

We present a new wrapper feature selection algorithm for human detection. This algorithm is a hybrid feature selection approach combining the benefits of filter and wrapper methods. It allows the selection of an optimal feature vector that…

Computer Vision and Pattern Recognition · Computer Science 2025-03-24 Jeonghwan Park , Kang Li , Huiyu Zhou

Alzheimer's disease is a major cause of dementia. Its diagnosis requires accurate biomarkers that are sensitive to disease stages. In this respect, we regard probabilistic classification as a method of designing a probabilistic biomarker…

Machine Learning · Computer Science 2017-06-06 Murat Seckin Ayhan , Vijay Raghavan , Alzheimer's disease Neuroimaging Initiative

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

Most of the temporal lobe epilepsy detection approaches are based on hippocampus deformation and use complicated features, resulting, detection is done with complicated features extraction and pre-processing task. In this paper, a new…

Computer Vision and Pattern Recognition · Computer Science 2016-12-30 Zohreh Kohan , Hamidreza Farhidzadeh , Reza Azmi , Behrouz Gholizadeh

As very large studies of complex neuroimaging phenotypes become more common, human quality assessment of MRI-derived data remains one of the last major bottlenecks. Few attempts have so far been made to address this issue with machine…

Automatic 3D neuron reconstruction is critical for analysing the morphology and functionality of neurons in brain circuit activities. However, the performance of existing tracing algorithms is hinged by the low image quality. Recently, a…

Image and Video Processing · Electrical Eng. & Systems 2021-09-17 Heng Wang , Chaoyi Zhang , Jianhui Yu , Yang Song , Siqi Liu , Wojciech Chrzanowski , Weidong Cai

For diagnosis of shoulder illness, it is essential to look at the morphology deviation of scapula and humerus from the medical images that are acquired from Magnetic Resonance (MR) imaging. However, taking high-resolution MR images is…

Image and Video Processing · Electrical Eng. & Systems 2022-03-16 Xiaoxiao He , Chaowei Tan , Virak Tan , Kang Li

Automated feature extraction from MRI brain scans and diagnosis of Alzheimer's disease are ongoing challenges. With advances in 3D imaging technology, 3D data acquisition is becoming more viable and efficient than its 2D counterpart. Rather…

Image and Video Processing · Electrical Eng. & Systems 2024-03-19 Fatemeh Ahmadi , Mohamad Ebrahim Shiri , Behroz Bidabad , Maral Sedaghat , Pooran Memari

In neuroimaging, extensive post-processing of resting-state functional MRI (rfMRI) data is necessary for its application and investigation in relation to brain-behavior associations. Such post-processing is used to derive brain…

Computational Geometry · Computer Science 2025-09-11 Ty Easley , Kevin Freese , Elizabeth Munch , Janine Bijsterbosch

Segmentation of the developing fetal brain is an important step in quantitative analyses. However, manual segmentation is a very time-consuming task which is prone to error and must be completed by highly specialized indi-viduals.…

Image and Video Processing · Electrical Eng. & Systems 2020-09-15 Kelly Payette , Raimund Kottke , Andras Jakab

The goal of emotional brain state classification on functional MRI (fMRI) data is to recognize brain activity patterns related to specific emotion tasks performed by subjects during an experiment. Distinguishing emotional brain states from…

Image and Video Processing · Electrical Eng. & Systems 2022-11-01 Maxime Tchibozo , Donggeun Kim , Zijing Wang , Xiaofu He

Over 30 papers have proposed to use convolutional neural network (CNN) for AD classification from anatomical MRI. However, the classification performance is difficult to compare across studies due to variations in components such as…