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Showing 1-20 of 10,000 results
  1. An improved 3D-UNet-based brain hippocampus segmentation model based on MR images

    Objective

    Accurate delineation of the hippocampal region via magnetic resonance imaging (MRI) is crucial for the prevention and early diagnosis of...

    Qian Yang, Chengfeng Wang, ... Jiankai Shi in BMC Medical Imaging
    Article Open access 05 July 2024
  2. RU-Net: skull strip** in rat brain MR images after ischemic stroke with rat U-Net

    Background

    Experimental ischemic stroke models play a fundamental role in interpreting the mechanism of cerebral ischemia and appraising the...

    Herng-Hua Chang, Shin-Joe Yeh, ... Sung-Tsang Hsieh in BMC Medical Imaging
    Article Open access 27 March 2023
  3. An active learning approach to train a deep learning algorithm for tumor segmentation from brain MR images

    Purpose

    This study focuses on assessing the performance of active learning techniques to train a brain MRI glioma segmentation model.

    Methods ...
    Andrew S. Boehringer, Amirhossein Sanaat, ... Habib Zaidi in Insights into Imaging
    Article Open access 25 August 2023
  4. An Effective Approach to Improve the Automatic Segmentation and Classification Accuracy of Brain Metastasis by Combining Multi-phase Delay Enhanced MR Images

    The objective of this study is to analyse the diffusion rule of the contrast media in multi-phase delayed enhanced magnetic resonance (MR) T1 images...

    Mingming Chen, Yujie Guo, ... Guanzhong Gong in Journal of Digital Imaging
    Article Open access 31 May 2023
  5. AI-assisted Segmentation Tool for Brain Tumor MR Image Analysis

    TumorPrism3D software was developed to segment brain tumors with a straightforward and user-friendly graphical interface applied to two- and...

    Myungeun Lee, Jong Hyo Kim, ... Ki Hong Lee in Journal of Imaging Informatics in Medicine
    Article Open access 08 July 2024
  6. Segmentation-Based Fusion of CT and MR Images

    In this paper, a segmentation-based image fusion method is proposed for the fusion of MR and CT images to obtain a high contrast fused image that...

    Pragya Gupta, Nishant Jain in Journal of Imaging Informatics in Medicine
    Article 25 March 2024
  7. Application of a Modified Combinational Approach to Brain Tumor Detection in MR Images

    For many years, brain tumor detection has been one of the most essential and competitive issues for medical researchers. Many methods have been...

    Rahman Farnoosh, Hamidreza Noushkaran in Journal of Digital Imaging
    Article 31 May 2022
  8. MR Template-Based Individual Brain PET Volumes-of-Interest Generation Neither Using MR nor Using Spatial Normalization

    For more anatomically precise quantitation of mouse brain PET, spatial normalization (SN) of PET onto MR template and subsequent template...

    Seung Yeon Seo, Jungsu S. Oh, ... Jae Seung Kim in Nuclear Medicine and Molecular Imaging
    Article 04 October 2022
  9. Microstructural and Metabolic Changes in Normal Aging Human Brain Studied with Combined Whole-Brain MR Spectroscopic Imaging and Quantitative MR Imaging

    Purpose

    This study aimed to detect age-related brain metabolic and microstructural changes in healthy human brains by the use of whole-brain proton...

    N. Mahmoudi, M. Dadak, ... X.-Q. Ding in Clinical Neuroradiology
    Article Open access 19 June 2023
  10. An Intelligent System to Enhance the Performance of Brain Tumor Diagnosis from MR Images

    In the human body, cancer is caused by aberrant cell proliferation. Brain tumors are created when cells in the human brain proliferate out of...

    T. S. Sheela Shiney, S. Albert Jerome in Journal of Digital Imaging
    Article 16 November 2022
  11. Improved segmentation of basal ganglia from MR images using convolutional neural network with crossover-typed skip connection

    Purpose

    Accurate and automatic segmentation of basal ganglia from magnetic resonance (MR) images is important for diagnosis and treatment of various...

    Takaaki Sugino, Taichi Kin, ... Yoshikazu Nakajima in International Journal of Computer Assisted Radiology and Surgery
    Article 20 November 2023
  12. Reliable Delineation of Clinical Target Volumes for Cervical Cancer Radiotherapy on CT/MR Dual-Modality Images

    Accurate delineation of the clinical target volume (CTV) is a crucial prerequisite for safe and effective radiotherapy characterized. This study...

    Ying Sun, Yuening Wang, ... Hanzi Xu in Journal of Imaging Informatics in Medicine
    Article 10 January 2024
  13. Rate of abnormalities in quantitative MR neuroimaging of persons with chronic traumatic brain injury

    Background

    Mild traumatic brain injury (mTBI) can result in lasting brain damage that is often too subtle to detect by qualitative visual inspection...

    Farzaneh Rahmani, Richard D. Batson, ... Cyrus A. Raji in BMC Neurology
    Article Open access 05 July 2024
  14. MR-self Noise2Noise: self-supervised deep learning–based image quality improvement of submillimeter resolution 3D MR images

    Objectives

    The study aimed to develop a deep neural network (DNN)–based noise reduction and image quality improvement by only using routine clinical...

    Woo** Jung, Hyun-Soo Lee, ... **hee Jang in European Radiology
    Article 15 November 2022
  15. Development and performance of SIAT bPET: a high-resolution and high-sensitivity MR-compatible brain PET scanner using dual-ended readout detectors

    Purpose

    Positron emission tomography/magnetic resonance imaging (PET/MRI) is a powerful tool for brain imaging, but the spatial resolution of the PET...

    Zhonghua Kuang, Ziru Sang, ... Yongfeng Yang in European Journal of Nuclear Medicine and Molecular Imaging
    Article 02 October 2023
  16. A fast and accurate brain extraction method for CT head images

    Background

    Brain extraction is an essential prerequisite for the automated diagnosis of intracranial lesions and determines, to a certain extent, the...

    Dingyuan Hu, Hongbin Liang, ... Yuhang Jiang in BMC Medical Imaging
    Article Open access 12 September 2023
  17. Impact of brain segmentation methods on regional metabolism quantification in 18F-FDG PET/MR analysis

    Background

    Accurate analysis of quantitative PET data plays a crucial role in studying small, specific brain structures. The integration of PET and...

    Yi Shan, Shao-zhen Yan, ... Jie Lu in EJNMMI Research
    Article Open access 05 September 2023
  18. Pediatric brain aneurysms: a review of 1458 brain MR angiograms

    Purpose

    To evaluate clinical and imaging characteristics of pediatric brain aneurysms.

    Materials and Methods

    A retrospective review of 1458 MR...

    Deepak Khatri, Richard Zampolin, ... Seon-Kyu Lee in Child's Nervous System
    Article 25 April 2023
  19. Image quality of whole-body diffusion MR images comparing deep-learning accelerated and conventional sequences

    Objectives

    To compare the image quality of deep learning accelerated whole-body (WB) with conventional diffusion sequences.

    Methods

    Fifty consecutive...

    Andrea Ponsiglione, Will McGuire, ... Anwar R. Padhani in European Radiology
    Article 04 July 2024
  20. Unified spatial normalization method of brain PET images using adaptive probabilistic brain atlas

    Purpose

    A unique advantage of the brain positron emission tomography (PET) imaging is the ability to image different biological processes with...

    Tianhao Zhang, Binbin Nie, ... Baoci Shan in European Journal of Nuclear Medicine and Molecular Imaging
    Article 08 March 2022
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