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In this paper, we propose a novel learning based method for automated segmentation of brain tumor in multimodal MRI images, which incorporates two sets of machine -learned and hand crafted features. Fully convolutional networks (FCN) forms…

Computer Vision and Pattern Recognition · Computer Science 2020-08-10 Mohammadreza Soltaninejad , Lei Zhang , Tryphon Lambrou , Guang Yang , Nigel Allinson , Xujiong Ye

The brain is a complex organ controlling cognitive process and physical functions. Tumors in the brain are accelerated cell growths affecting the normal function and processes in the brain. MRI scans provides detailed images of the body…

Image and Video Processing · Electrical Eng. & Systems 2020-03-20 Miriam Zulema Jacobo , Jose Mejia

Automated brain tumor segmentation methods have become well-established and reached performance levels offering clear clinical utility. These methods typically rely on four input magnetic resonance imaging (MRI) modalities: T1-weighted…

This paper describes the results of formally evaluating the MCV (Markov concurrent vision) image labeling algorithm which is a (semi-) hierarchical algorithm commencing with a partition made up of single pixel regions and merging regions or…

Computer Vision and Pattern Recognition · Computer Science 2020-08-18 John Mashford , Brad Lane , Vic Ciesielski , Felix Lipkin

In this paper, we present a fully automatic brain tumor segmentation and classification model using a Deep Convolutional Neural Network that includes a multiscale approach. One of the differences of our proposal with respect to previous…

Image and Video Processing · Electrical Eng. & Systems 2024-02-12 Francisco Javier Díaz-Pernas , Mario Martínez-Zarzuela , Míriam Antón-Rodríguez , David González-Ortega

Segmentation of brain structures in a large dataset of magnetic resonance images (MRI) necessitates automatic segmentation instead of manual tracing. Automatic segmentation methods provide a much-needed alternative to manual segmentation…

Image and Video Processing · Electrical Eng. & Systems 2020-08-11 Mohammad-Parsa Hosseini , Esmaeil Davoodi , Evangelia Bouzos , Kost Elisevich , Hamid Soltanian-Zadeh

Automation of brain tumors 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. However, high…

Image and Video Processing · Electrical Eng. & Systems 2020-09-28 Laura Mora Ballestar , Veronica Vilaplana

Glioma is the most common and aggressive brain tumor. Magnetic resonance imaging (MRI) plays a vital role to evaluate tumors for the arrangement of tumor surgery and the treatment of subsequent procedures. However, the manual segmentation…

Image and Video Processing · Electrical Eng. & Systems 2022-03-23 Wenbo Zhang , Guang Yang , He Huang , Weiji Yang , Xiaomei Xu , Yongkai Liu , Xiaobo Lai

Purpose: In this paper, we investigate a framework for interactive brain tumor segmentation which, at its core, treats the problem of interactive brain tumor segmentation as a machine learning problem. Methods: This method has an advantage…

Computer Vision and Pattern Recognition · Computer Science 2016-05-20 Mohammad Havaei , Hugo Larochelle , Philippe Poulin , Pierre-Marc Jodoin

The midline related pathological image features are crucial for evaluating the severity of brain compression caused by stroke or traumatic brain injury (TBI). The automated midline delineation not only improves the assessment and clinical…

Image and Video Processing · Electrical Eng. & Systems 2020-02-28 Shen Wang , Kongming Liang , Chengwei Pan , Chuyang Ye , Xiuli Li , Feng Liu , Yizhou Yu , Yizhou Wang

In this paper, we propose an approach to the unsupervised segmentation of images using Markov Random Field. The proposed approach is based on the idea of Bit Plane Slicing. We use the planes as initial labellings for an ensemble of…

Computer Vision and Pattern Recognition · Computer Science 2014-10-29 Balint Antal , Bence Remenyik , Andras Hajdu

In this project, we first study the Gaussian-based hidden Markov random field (HMRF) model and its expectation-maximization (EM) algorithm. Then we generalize it to Gaussian mixture model-based hidden Markov random field. The algorithm is…

Computer Vision and Pattern Recognition · Computer Science 2012-12-20 Quan Wang

Brain tumor segmentation intends to delineate tumor tissues from healthy brain tissues. The tumor tissues include necrosis, peritumoral edema, and active tumor. In contrast, healthy brain tissues include white matter, gray matter, and…

Image and Video Processing · Electrical Eng. & Systems 2020-06-03 Snehal Rajput , Mehul S Raval

Automatic segmentation of fine-grained brain structures remains a challenging task. Current segmentation methods mainly utilize 2D and 3D deep neural networks. The 2D networks take image slices as input to produce coarse segmentation in…

Computer Vision and Pattern Recognition · Computer Science 2019-05-08 Yuemeng Li , Hangfan Liu , Hongming Li , Yong Fan

MRI analysis takes central position in brain tumor diagnosis and treatment, thus it's precise evaluation is crucially important. However, it's 3D nature imposes several challenges, so the analysis is often performed on 2D projections that…

Computer Vision and Pattern Recognition · Computer Science 2018-10-10 Dmitry Lachinov , Evgeny Vasiliev , Vadim Turlapov

Multi-parametric magnetic resonance (MR) imaging is an indispensable tool in the clinic. Consequently, automatic volume-of-interest segmentation based on multi-parametric MR imaging is crucial for computer-aided disease diagnosis, treatment…

Image and Video Processing · Electrical Eng. & Systems 2022-11-17 Cheng Li , Yousuf Babiker M. Osman , Weijian Huang , Zhenzhen Xue , Hua Han , Hairong Zheng , Shanshan Wang

Structural magnetic resonance imaging (MRI) has been widely utilized for analysis and diagnosis of brain diseases. Automatic segmentation of brain tumors is a challenging task for computer-aided diagnosis due to low-tissue contrast in the…

Image and Video Processing · Electrical Eng. & Systems 2020-11-22 Mohammad Hamghalam , Baiying Lei , Tianfu Wang

The paper discusses the use of MRI for segmentation techniques, specifically focusing on brain tumor detection. It discusses the use of convolutional neural networks (CNN) for automatic segmentation but also discusses challenges such as…

Image and Video Processing · Electrical Eng. & Systems 2024-05-27 Jayanthi Vajiram , Aishwarya Senthil

Brain tumor segmentation is highly contributive in diagnosing and treatment planning. The manual brain tumor delineation is a time-consuming and tedious task and varies depending on the radiologists skill. Automated brain tumor segmentation…

Medical Physics · Physics 2022-03-08 Farzaneh Dehghani , Alireza Karimian , Hossein Arabi

The Conditional Random Field as a Recurrent Neural Network layer is a recently proposed algorithm meant to be placed on top of an existing Fully-Convolutional Neural Network to improve the quality of semantic segmentation. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2018-07-20 Miguel Monteiro , Mário A. T. Figueiredo , Arlindo L. Oliveira