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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…

Image and Video Processing · Electrical Eng. & Systems 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

Alzheimer's disease is a progressive neurodegenerative disorder that gradually deprives the patient of cognitive function and can end in death. With the advancement of technology today, it is possible to detect Alzheimer's disease through…

Image and Video Processing · Electrical Eng. & Systems 2022-07-05 Muhammad Wildan Oktavian , Novanto Yudistira , Achmad Ridok

In this paper, we describe our method for classification of brain magnetic resonance (MR) images into different abnormalities and healthy classes based on the deep neural network. We propose our method to detect high and low-grade glioma,…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Mina Rezaei , Haojin Yang , Christoph Meinel

Magnetic resonance imaging (MRI) is a central modality for stroke imaging. It is used upon patient admission to make treatment decisions such as selecting patients for intravenous thrombolysis or endovascular therapy. MRI is later used in…

The morbidity of brain stroke increased rapidly in the past few years. To help specialists in lesion measurements and treatment planning, automatic segmentation methods are critically required for clinical practices. Recently, approaches…

Image and Video Processing · Electrical Eng. & Systems 2020-01-01 Kehan Qi , Hao Yang , Cheng Li , Zaiyi Liu , Meiyun Wang , Qiegen Liu , Shanshan Wang

In recent advancement towards computer based diagnostics system, the classification of brain tumor images is a challenging task. This paper mainly focuses on elevating the classification accuracy of brain tumor images with transfer learning…

Image and Video Processing · Electrical Eng. & Systems 2022-06-20 Pramit Dutta , Khaleda Akhter Sathi , Md. Saiful Islam

The analysis of Magnetic Resonance Imaging (MRI) sequences enables clinical professionals to monitor the progression of a brain tumor. As the interest for automatizing brain volume MRI analysis increases, it becomes convenient to have each…

Image and Video Processing · Electrical Eng. & Systems 2021-06-08 Jean Pablo Vieira de Mello , Thiago M. Paixão , Rodrigo Berriel , Mauricio Reyes , Claudine Badue , Alberto F. De Souza , Thiago Oliveira-Santos

Diffusion-weighted magnetic resonance imaging (DW-MRI) can be used to characterise the microstructure of the nervous tissue, e.g. to delineate brain white matter connections in a non-invasive manner via fibre tracking. Magnetic Resonance…

Ischaemic stroke is a medical condition caused by occlusion of blood supply to the brain tissue thus forming a lesion. A lesion is zoned into a core associated with irreversible necrosis typically located at the center of the lesion, while…

Image and Video Processing · Electrical Eng. & Systems 2019-08-06 Rachana Sathish , Ronnie Rajan , Anusha Vupputuri , Nirmalya Ghosh , Debdoot Sheet

In this paper, a wavelet-based neural network (WNN) classifier for recognizing EEG signals is implemented and tested under three sets EEG signals (healthy subjects, patients with epilepsy and patients with epileptic syndrome during the…

Neural and Evolutionary Computing · Computer Science 2013-07-31 Ibrahim Omerhodzic , Samir Avdakovic , Amir Nuhanovic , Kemal Dizdarevic

Resting State Networks (RSNs) of the brain extracted from Resting State functional Magnetic Resonance Imaging (RS-fMRI) are used in the pre-surgical planning to guide the neurosurgeon. This is difficult, though, as expert knowledge is…

Deep neural networks (DNNs) have been widely adopted in brain lesion detection and segmentation. However, locating small lesions in 2D MRI slices is challenging, and requires to balance between the granularity of 3D context aggregation and…

Computer Vision and Pattern Recognition · Computer Science 2022-09-21 Haofeng Li , Junjia Huang , Guanbin Li , Zhou Liu , Yihong Zhong , Yingying Chen , Yunfei Wang , Xiang Wan

Machine learning-based imaging diagnostics has recently reached or even superseded the level of clinical experts in several clinical domains. However, classification decisions of a trained machine learning system are typically…

The accurate assessment of White matter hyperintensities (WMH) burden is of crucial importance for epidemiological studies to determine association between WMHs, cognitive and clinical data. The manual delineation of WMHs is tedious, costly…

Tissues and Organs · Quantitative Biology 2018-01-03 R. Guerrero , C. Qin , O. Oktay , C. Bowles , L. Chen , R. Joules , R. Wolz , M. C. Valdes-Hernandez , D. A. Dickie , J. Wardlaw , D. Rueckert

The importance of studying the brain microstructure is described and the existing and state of the art non-invasive methods for the investigation of the brain microstructure using Diffusion Weighted Magnetic Resonance Imaging (DWI) is…

Neural and Evolutionary Computing · Computer Science 2013-11-13 Hamed Yousefi Mesri

Purpose: To compare the segmentation and detection performance of a deep learning model trained on a database of human-labelled clinical diffusion-weighted (DW) stroke lesions to a model trained on the same database enhanced with synthetic…

Portable CT scanners enable early stroke detection in prehospital and low-resource settings but require reduced radiation doses, introducing noise that degrades diagnostic reliability. We present a deep learning framework for stroke…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Rhea Ghosal , Ronok Ghosal , Eileen Lou

We implement a visual interpretability method Layer-wise Relevance Propagation (LRP) on top of 3D U-Net trained to perform lesion segmentation on the small dataset of multi-modal images provided by ISLES 2017 competition. We demonstrate…

Image and Video Processing · Electrical Eng. & Systems 2020-01-14 Erico Tjoa , Guo Heng , Lu Yuhao , Cuntai Guan

Recently, machine learning techniques especially predictive modeling and pattern recognition in biomedical sciences from drug delivery system to medical imaging has become one of the important methods which are assisting researchers to have…

Computer Vision and Pattern Recognition · Computer Science 2017-05-23 Saman Sarraf , Ghassem Tofighi

In this paper, an automatic algorithm aimed at volumetric segmentation of acute ischemic stroke lesion in non-contrast computed tomography brain 3D images is proposed. Our deep-learning approach is based on the popular 3D U-Net…

Image and Video Processing · Electrical Eng. & Systems 2023-10-31 A. V. Dobshik , S. K. Verbitskiy , I. A. Pestunov , K. M. Sherman , Yu. N. Sinyavskiy , A. A. Tulupov , V. B. Berikov