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In stable coronary artery disease (CAD), reduction in mortality and/or myocardial infarction with revascularization over medical therapy has not been reliably achieved. Coronary arteries are usually extracted to perform stenosis detection.…

图像与视频处理 · 电气工程与系统科学 2021-01-26 Chen Zhao , Haipeng Tang , Daniel McGonigle , Zhuo He , Chaoyang Zhang , Yu-Ping Wang , Hong-Wen Deng , Robert Bober , Weihua Zhou

Brain decoding that classifies cognitive states using the functional fluctuations of the brain can provide insightful information for understanding the brain mechanisms of cognitive functions. Among the common procedures of decoding the…

人机交互 · 计算机科学 2024-07-12 Jianfei Zhu , Baichun Wei , Jiaru Tian , Feng Jiang , Chunzhi Yi

Machine learning models differ in terms of accuracy, computational/memory complexity, training time, and adaptability among other characteristics. For example, neural networks (NNs) are well-known for their high accuracy due to the quality…

机器学习 · 计算机科学 2020-08-05 Mahdi Nazemi , Amirhossein Esmaili , Arash Fayyazi , Massoud Pedram

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…

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…

图像与视频处理 · 电气工程与系统科学 2020-08-12 Jonathan Zopes , Moritz Platscher , Silvio Paganucci , Christian Federau

In this study, we proposed and validated a multi-atlas guided 3D fully convolutional network (FCN) ensemble model (M-FCN) for segmenting brain regions of interest (ROIs) from structural magnetic resonance images (MRIs). One major limitation…

计算机视觉与模式识别 · 计算机科学 2023-08-11 Jiong Wu , Xiaoying Tang

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…

Due to the lack of automated methods, to diagnose cerebrovascular disease, time-of-flight magnetic resonance angiography (TOF-MRA) is assessed visually, making it time-consuming. The commonly used encoder-decoder architectures for…

图像与视频处理 · 电气工程与系统科学 2024-06-21 Syed Farhan Abbas , Nguyen Thanh Duc , Yoonguu Song , Kyungwon Kim , Ekta Srivastava , Boreom Lee

Segmentation of enhancing tumours or lesions from MRI is important for detecting new disease activity in many clinical contexts. However, accurate segmentation requires the inclusion of medical images (e.g., T1 post contrast MRI) acquired…

图像与视频处理 · 电气工程与系统科学 2021-05-14 Saverio Vadacchino , Raghav Mehta , Nazanin Mohammadi Sepahvand , Brennan Nichyporuk , James J. Clark , Tal Arbel

Purpose: Image classification is perhaps the most fundamental task in imaging AI. However, labeling images is time-consuming and tedious. We have recently demonstrated that reinforcement learning (RL) can classify 2D slices of MRI brain…

计算机视觉与模式识别 · 计算机科学 2021-06-21 Joseph Stember , Hrithwik Shalu

The main goal of this study is to extract a set of brain networks in multiple time-resolutions to analyze the connectivity patterns among the anatomic regions for a given cognitive task. We suggest a deep architecture which learns the…

Unseen or out-of-domain data can seriously degrade the performance of a neural network model, indicating the model's failure to generalize to unseen data. Neural net pruning can not only help to reduce a model's size but can improve the…

机器学习 · 计算机科学 2020-01-08 Vikramjit Mitra , Horacio Franco

The release of large datasets and developments in AI have led to dramatic improvements in decoding methods that reconstruct seen images from human brain activity. We evaluate the prospect of further improving recent decoding methods by…

神经元与认知 · 定量生物学 2023-12-14 Reese Kneeland , Jordyn Ojeda , Ghislain St-Yves , Thomas Naselaris

Fetal brain segmentation is an important first step for slice-level motion correction and slice-to-volume reconstruction in fetal MRI. Fast and accurate segmentation of the fetal brain on fetal MRI is required to achieve real-time fetal…

图像与视频处理 · 电气工程与系统科学 2022-05-05 Razieh Faghihpirayesh , Davood Karimi , Deniz Erdogmus , Ali Gholipour

Being able to adequately process and combine data arising from different sites is crucial in neuroimaging, but is difficult, owing to site, sequence and acquisition-parameter dependent biases. It is important therefore to design algorithms…

图像与视频处理 · 电气工程与系统科学 2021-11-05 Pedro Borges , Richard Shaw , Thomas Varsavsky , Kerstin Klaser , David Thomas , Ivana Drobnjak , Sebastien Ourselin , M Jorge Cardoso

Brain tumors require an assessment to ensure timely diagnosis and effective patient treatment. Morphological factors such as size, location, texture, and variable appearance complicate tumor inspection. Medical imaging presents challenges,…

计算机视觉与模式识别 · 计算机科学 2025-06-27 Md. Zahid Hasan , Abdullah Tamim , D. M. Asadujjaman , Md. Mahfujur Rahman , Md. Abu Ahnaf Mollick , Nosin Anjum Dristi , Abdullah-Al-Noman

This article presents a multiscale patch based convolutional neural network for the automatic segmentation of brain tumors in multi-modality 3D MR images. We use multiscale deep supervision and inputs to train a convolutional network. We…

计算机视觉与模式识别 · 计算机科学 2017-10-09 Jean Stawiaski

Accurate segmentation of MR brain tissue is a crucial step for diagnosis,surgical planning, and treatment of brain abnormalities. However,it is a time-consuming task to be performed by medical experts. So, automatic and reliable…

计算机视觉与模式识别 · 计算机科学 2018-07-31 Yang Deng , Yao Sun , Yongpei Zhu , Mingwang Zhu , Wei Han , Kehong Yuan

Alzheimer's disease (AD) is one of the most common public health issues the world is facing today. This disease has a high prevalence primarily in the elderly accompanying memory loss and cognitive decline. AD detection is a challenging…

图像与视频处理 · 电气工程与系统科学 2022-04-04 Zahraa Sh. Aaraji , Hawraa H. Abbas