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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…

图像与视频处理 · 电气工程与系统科学 2023-05-01 Rui Nian , Guoyao Zhang , Yao Sui , Yuqi Qian , Qiuying Li , Mingzhang Zhao , Jianhui Li , Ali Gholipour , Simon K. Warfield

Foundation segmentation models such as SAM and SAM-2 perform well on natural images but struggle with brain MRIs where structures like the caudate and thalamus lack sharp boundaries and have low contrast. Rather than fine tune these models…

图像与视频处理 · 电气工程与系统科学 2025-11-26 Keith Moore

Ex vivo MRI of the brain provides remarkable advantages over in vivo MRI for visualizing and characterizing detailed neuroanatomy. However, automated cortical segmentation methods in ex vivo MRI are not well developed, primarily due to…

We propose a segmentation framework that uses deep neural networks and introduce two innovations. First, we describe a biophysics-based domain adaptation method. Second, we propose an automatic method to segment white and gray matter, and…

计算机视觉与模式识别 · 计算机科学 2018-10-16 Amir Gholami , Shashank Subramanian , Varun Shenoy , Naveen Himthani , Xiangyu Yue , Sicheng Zhao , Peter Jin , George Biros , Kurt Keutzer

Segmentation of brain structures on MRI is the primary step for further quantitative analysis of brain diseases. Manual segmentation is still considered the gold standard in terms of accuracy; however, such data is extremely time-consuming…

图像与视频处理 · 电气工程与系统科学 2024-10-16 Mengyu Li , Magnus Magnusson , Thilo van Eimeren , Lotta M. Ellingsen

Convolutional neural networks (CNN) for medical imaging are constrained by the number of annotated data required in the training stage. Usually, manual annotation is considered to be the "gold standard". However, medical imaging datasets…

计算机视觉与模式识别 · 计算机科学 2018-04-16 Oeslle Lucena , Roberto Souza , Leticia Rittner , Richard Frayne , Roberto Lotufo

Early identification of neurodevelopmental disorders relies on accurate segmentation of brain structures in infancy, a task complicated by rapid brain growth, poor tissue contrast, and motion artifacts in pediatric MRI. These challenges are…

图像与视频处理 · 电气工程与系统科学 2026-02-13 Vladyslav Zalevskyi , Dondu-Busra Bulut , Thomas Sanchez , Meritxell Bach Cuadra

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…

图像与视频处理 · 电气工程与系统科学 2022-05-20 Mehri Baniasadi , Mikkel V. Petersen , Jorge Goncalves , Andreas Horn , Vanja Vlasov , Frank Hertel , Andreas Husch

Magnetic Resonance Imaging (MRI) of the fetal brain has become a key tool for studying brain development in vivo. Yet, its assessment remains challenging due to variability in brain maturation, imaging protocols, and uncertain estimates of…

图像与视频处理 · 电气工程与系统科学 2025-10-09 Johannes Tischer , Patric Kienast , Marlene Stümpflen , Gregor Kasprian , Georg Langs , Roxane Licandro

Deep neural networks with multilevel connections process input data in complex ways to learn the information.A networks learning efficiency depends not only on the complex neural network architecture but also on the input training…

图像与视频处理 · 电气工程与系统科学 2021-11-02 Rajarajeswari Muthusivarajan , Adrian Celaya , Joshua P. Yung , Satish Viswanath , Daniel S. Marcus , Caroline Chung , David Fuentes

In this paper, a novel 3D deep learning network is proposed for brain MR image segmentation with randomized connection, which can decrease the dependency between layers and increase the network capacity. The convolutional LSTM and 3D…

计算机视觉与模式识别 · 计算机科学 2018-05-23 Siqi Bao , Pei Wang , Tony C. W. Mok , Albert C. S. Chung

Multi-modal magnetic resonance imaging (MRI) is a crucial method for analyzing the human brain. It is usually used for diagnosing diseases and for making valuable decisions regarding the treatments - for instance, checking for gliomas in…

图像与视频处理 · 电气工程与系统科学 2021-05-26 Ashwin Nalwade , Jackie Kisa

The infant brain undergoes rapid development in the first few years after birth.Compared to cross-sectional studies, longitudinal studies can depict the trajectories of infants brain development with higher accuracy, statistical power and…

图像与视频处理 · 电气工程与系统科学 2024-05-20 Zihao Zhu , Tianli Tao , Yitian Tao , Haowen Deng , Xinyi Cai , Gaofeng Wu , Kaidong Wang , Haifeng Tang , Lixuan Zhu , Zhuoyang Gu , Jiawei Huang , Dinggang Shen , Han Zhang

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…

The human brains are organized into hierarchically modular networks facilitating efficient and stable information processing and supporting diverse cognitive processes during the course of development. While the remarkable reconfiguration…

神经元与认知 · 定量生物学 2020-09-16 Xuyun Wen , Liming Hsu , Weili Lin , Han Zhang , Dinggang Shen

Medical imaging spans diverse tasks and modalities which play a pivotal role in disease diagnosis, treatment planning, and monitoring. This study presents a novel exploration, being the first to systematically evaluate segmentation,…

图像与视频处理 · 电气工程与系统科学 2025-02-27 Anyimadu Daniel Tweneboah , Suleiman Taofik Ahmed , Hossain Mohammad Imran

Diffusion-weighted magnetic resonance imaging in brain white matter probes tissue microstructure and allows for the estimation of compartmental diffusion parameters. Recently, it became apparent that traditional single-direction diffusion…

生物物理 · 物理学 2018-09-20 Marco Reisert , Valerij G. Kiselev , Bibek Dhital

Medical brain image analysis is a necessary step in Computer Assisted /Aided Diagnosis (CAD) systems. Advancements in both hardware and software in the past few years have led to improved segmentation and classification of various diseases.…

图像与视频处理 · 电气工程与系统科学 2021-01-15 Darwin Castillo , Vasudevan Lakshminarayanan , Maria J. Rodriguez-Alvarez

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…

组织与器官 · 定量生物学 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

Malaria, a life-threatening disease, infects millions of people every year throughout the world demanding faster diagnosis for proper treatment before any damages occur. In this paper, an end-to-end deep learning-based approach is proposed…

计算机视觉与模式识别 · 计算机科学 2020-12-11 Tanvir Mahmud , Shaikh Anowarul Fattah