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We present a novel approach to automatically segment magnetic resonance (MR) images of the human brain into anatomical regions. Our methodology is based on a deep artificial neural network that assigns each voxel in an MR image of the brain…

Computer Vision and Pattern Recognition · Computer Science 2015-06-26 Alexandre de Brebisson , Giovanni Montana

Whole brain segmentation is an important neuroimaging task that segments the whole brain volume into anatomically labeled regions-of-interest. Convolutional neural networks have demonstrated good performance in this task. Existing…

Image and Video Processing · Electrical Eng. & Systems 2021-11-01 Yeshu Li , Jonathan Cui , Yilun Sheng , Xiao Liang , Jingdong Wang , Eric I-Chao Chang , Yan Xu

Recent advancements in medical image segmentation techniques have achieved compelling results. However, most of the widely used approaches do not take into account any prior knowledge about the shape of the biomedical structures being…

Image and Video Processing · Electrical Eng. & Systems 2019-09-18 Zhou He , Siqi Bao , Albert Chung

We describe a fully-automatic 3D-segmentation technique for brain MR images. Using Markov random fields the segmentation algorithm captures three important MR features, i.e. non-parametric distributions of tissue intensities, neighborhood…

Computer Vision and Pattern Recognition · Computer Science 2009-03-20 Karsten Held , Elena Rota Kops , Bernd J. Krause , William M. Wells , Ron Kikinis , Hans-Wilhelm Mueller-Gaertner

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…

Computer Vision and Pattern Recognition · Computer Science 2023-08-11 Jiong Wu , Xiaoying Tang

Medical image segmentation has become an essential technique in clinical and research-oriented applications. Because manual segmentation methods are tedious, and fully automatic segmentation lacks the flexibility of human intervention or…

Image and Video Processing · Electrical Eng. & Systems 2019-04-24 Kevin Karsch , Qing He , Ye Duan

Automation of brain tumor segmentation in 3D magnetic resonance images (MRIs) is key to assess the diagnostic and treatment of the disease. In recent years, convolutional neural networks (CNNs) have shown improved results in the task.…

Image and Video Processing · Electrical Eng. & Systems 2021-01-01 Laura Mora Ballestar , Veronica Vilaplana

A framework of M-estimation based fuzzy C-means clustering (MFCM) algorithm is proposed with iterative reweighted least squares (IRLS) algorithm, and penalty constraint and kernelization extensions of MFCM algorithms are also developed.…

Computer Vision and Pattern Recognition · Computer Science 2013-01-22 Jingwei Liu , Meizhi Xu

Parkinson disease (PD)'s speech recognition is an effective way for its diagnosis, which has become a hot and difficult research area in recent years. As we know, there are large corpuses (segments) within one subject. However, too large…

Sound · Computer Science 2021-11-18 Yiwen Wang , Fan Li , Xiaoheng Zhang , Pin Wang , Yongming Li

The paper proposes a novel Kernelized image segmentation scheme for noisy images that utilizes the concept of Smallest Univalue Segment Assimilating Nucleus (SUSAN) and incorporates spatial constraints by computing circular colour map…

Computer Vision and Pattern Recognition · Computer Science 2016-03-30 Satrajit Mukherjee , Bodhisattwa Prasad Majumder , Aritran Piplai , Swagatam Das

This Paper Analyze the performance of Unsymmetrical trimmed median, which is used as detector for the detection of impulse noise, Gaussian noise and mixed noise is proposed. The proposed algorithm uses a fixed 3x3 window for the increasing…

Computer Vision and Pattern Recognition · Computer Science 2012-06-08 K. Vasanth , V. Jawahar Senthil Kumar

For 3D medical image (e.g. CT and MRI) segmentation, the difficulty of segmenting each slice in a clinical case varies greatly. Previous research on volumetric medical image segmentation in a slice-by-slice manner conventionally use the…

Image and Video Processing · Electrical Eng. & Systems 2022-07-12 Wenxuan Wang , Chen Chen , Jing Wang , Sen Zha , Yan Zhang , Jiangyun Li

Accurate automatic classification of major tissue classes and the cerebrospinal fluid in pediatric MR scans of early childhood brains remains a challenge. A poor and highly variable grey matter and white matter contrast on T1-weighted MR…

Image and Video Processing · Electrical Eng. & Systems 2020-05-08 Nataliya Portman , Paule-J Toussaint , Alan C. Evans McConnell

Sub-cortical brain structure segmentation in Magnetic Resonance Images (MRI) has attracted the interest of the research community for a long time because morphological changes in these structures are related to different neurodegenerative…

Computer Vision and Pattern Recognition · Computer Science 2018-11-15 Kaisar Kushibar , Sergi Valverde , Sandra Gonzalez-Villa , Jose Bernal , Mariano Cabezas , Arnau Oliver , Xavier Llado

Segmentation of brain tumors from Magnetic Resonance Imaging (MRI) remains a pivotal challenge in medical image analysis due to the heterogeneous nature of tumor morphology and intensity distributions. Accurate delineation of tumor…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Dibya Jyoti Bora , Mrinal Kanti Mishra

The purpose of this study is to propose a brain tissue-selective, optimized slice-by-slice B0 field shimming for high-resolution brain diffusion MRI. We incorporated actual gradient fields of X, Y, and Z gradient coils in the calculation of…

Automated segmentation of medical imaging is of broad interest to clinicians and machine learning researchers alike. The goal of segmentation is to increase efficiency and simplicity of visualization and quantification of regions of…

Image and Video Processing · Electrical Eng. & Systems 2020-06-04 Shruti Jadon , Owen P. Leary , Ian Pan , Tyler J. Harder , David W. Wright , Lisa H. Merck , Derek L. Merck

Multi-slice magnetic resonance images of the fetal brain are usually contaminated by severe and arbitrary fetal and maternal motion. Hence, stable and robust motion correction is necessary to reconstruct high-resolution 3D fetal brain…

Image and Video Processing · Electrical Eng. & Systems 2022-09-23 Wen Shi , Haoan Xu , Cong Sun , Jiwei Sun , Yamin Li , Xinyi Xu , Tianshu Zheng , Yi Zhang , Guangbin Wang , Dan Wu

We propose an attention mechanism for 3D medical image segmentation. The method, named segmentation-by-detection, is a cascade of a detection module followed by a segmentation module. The detection module enables a region of interest to…

Computer Vision and Pattern Recognition · Computer Science 2017-11-02 Min Tang , Zichen Zhang , Dana Cobzas , Martin Jagersand , Jacob L. Jaremko

Detecting anomalies in brain MRI scans using supervised deep learning methods presents challenges due to anatomical diversity and labor-intensive requirement of pixel-level annotations. Generative models like Denoising Diffusion…

Image and Video Processing · Electrical Eng. & Systems 2024-10-01 Vivek Kumar Trivedi , Bheeshm Sharma , P. Balamurugan