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Segmenting brain tumors is complex due to their diverse appearances and scales. Brain metastases, the most common type of brain tumor, are a frequent complication of cancer. Therefore, an effective segmentation model for brain metastases…

Image and Video Processing · Electrical Eng. & Systems 2024-03-26 Siwei Yang , Xianhang Li , Jieru Mei , Jieneng Chen , Cihang Xie , Yuyin Zhou

We propose an optimized U-Net architecture for a brain tumor segmentation task in the BraTS21 challenge. To find the optimal model architecture and the learning schedule, we have run an extensive ablation study to test: deep supervision…

Image and Video Processing · Electrical Eng. & Systems 2021-12-28 Michał Futrega , Alexandre Milesi , Michal Marcinkiewicz , Pablo Ribalta

An improved model of medical image segmentation for brain tumor is discussed, which is a deep learning algorithm based on U-Net architecture. Based on the traditional U-Net, we introduce GSConv module and ECA attention mechanism to improve…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Qiyuan Tian , Zhuoyue Wang , Xiaoling Cui

Computer aided pathological analysis has been the gold standard for tumor diagnosis, however domain shift is a significant problem in histopathology. It may be caused by variability in anatomical structures, tissue preparation, and imaging…

Image and Video Processing · Electrical Eng. & Systems 2024-09-25 Abdul Qayyum , Moona Mazher Imran Razzak , Steven A Niederer

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

Brain tumor segmentation plays a crucial role in computer-aided diagnosis. This study introduces a novel segmentation algorithm utilizing a modified nnU-Net architecture. Within the nnU-Net architecture's encoder section, we enhance…

Image and Video Processing · Electrical Eng. & Systems 2024-09-23 Sahaj K. Mistry , Sourav Saini , Aashray Gupta , Aayush Gupta , Sunny Rai , Vinit Jakhetiya , Ujjwal Baid , Sharath Chandra Guntuku

Detection of brain tumor using a segmentation based approach is critical in cases, where survival of a subject depends on an accurate and timely clinical diagnosis. Gliomas are the most commonly found tumors having irregular shape and…

Computer Vision and Pattern Recognition · Computer Science 2018-04-16 Saddam Hussain , Syed Muhammad Anwar , Muhammad Majid

Semantic segmentation of brain tumors is a fundamental medical image analysis task involving multiple MRI imaging modalities that can assist clinicians in diagnosing the patient and successively studying the progression of the malignant…

Image and Video Processing · Electrical Eng. & Systems 2022-01-05 Ali Hatamizadeh , Vishwesh Nath , Yucheng Tang , Dong Yang , Holger Roth , Daguang Xu

Brain tumors are among the deadliest cancers worldwide, with particularly devastating impact in Sub-Saharan Africa (SSA) where limited access to medical imaging infrastructure and expertise often delays diagnosis and treatment planning.…

Accurate brain tumor segmentation from MRI scans is critical for diagnosis and treatment planning. Despite the strong performance of recent deep learning approaches, two fundamental limitations remain: (1) the lack of reliable uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Bahram Mohammadi , Yanqiu Wu , Vu Minh Hieu Phan , Sam White , Minh-Son To , Jian Yang , Michael Sheng , Yang Song , Yuankai Qi

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

Brain tumor segmentation is essential for diagnosis and treatment planning, yet many CNN and U-Net based approaches produce noisy boundaries in regions of tumor infiltration. We introduce UAMSA-UNet, an Uncertainty-Aware Multi-Scale…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Satyaki Roy Chowdhury , Golrokh Mirzaei

In this work, we develop an attention convolutional neural network (CNN) to segment brain tumors from Magnetic Resonance Images (MRI). Further, we predict the survival rate using various machine learning methods. We adopt a 3D UNet…

Image and Video Processing · Electrical Eng. & Systems 2021-04-05 Mobarakol Islam , Vibashan VS , V Jeya Maria Jose , Navodini Wijethilake , Uppal Utkarsh , Hongliang Ren

Accurate segmentation of different sub-regions of gliomas including peritumoral edema, necrotic core, enhancing and non-enhancing tumor core from multimodal MRI scans has important clinical relevance in diagnosis, prognosis and treatment of…

Computer Vision and Pattern Recognition · Computer Science 2018-12-05 Xue Feng , Nicholas Tustison , Craig Meyer

Various deep learning methods have been proposed to segment breast lesion from ultrasound images. However, similar intensity distributions, variable tumor morphology and blurred boundaries present challenges for breast lesions segmentation,…

Image and Video Processing · Electrical Eng. & Systems 2024-01-23 Gongping Chen , Yu Dai , Jianxun Zhang , Moi Hoon Yap

Magnetic resonance imaging (MRI) is routinely used for brain tumor diagnosis, treatment planning, and post-treatment surveillance. Recently, various models based on deep neural networks have been proposed for the pixel-level segmentation of…

Image and Video Processing · Electrical Eng. & Systems 2021-08-29 Daniel E. Cahall , Ghulam Rasool , Nidhal C. Bouaynaya , Hassan M. Fathallah-Shaykh

This study proposes an efficient Densely Swin Hybrid (EDSH) framework for brain tumor MRI analysis, designed to jointly capture fine grained texture patterns and long range contextual dependencies. Two tumor aware experimental setups are…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Muhammad Ali Shah , Muhammad Mansoor Alam , Saddam Hussain Khan

Segmentation of organs of interest in medical CT images is beneficial for diagnosis of diseases. Though recent methods based on Fully Convolutional Neural Networks (F-CNNs) have shown success in many segmentation tasks, fusing features from…

Artificial Intelligence · Computer Science 2024-05-10 Yanli Yuan , Bingbing Wang , Chuan Zhang , Jingyi Xu , Ximeng Liu , Liehuang Zhu

A glioma is a malignant brain tumor that seriously affects cognitive functions and lowers patients' life quality. Segmentation of brain glioma is challenging because of interclass ambiguities in tumor regions. Recently, deep learning…

Image and Video Processing · Electrical Eng. & Systems 2022-11-02 Yiming Yao , Peisheng Qian , Ziyuan Zhao , Zeng Zeng

Deep learning algorithms have accounted for the rapid acceleration of research in artificial intelligence in medical image analysis, interpretation, and segmentation with many potential applications across various sub disciplines in…

Image and Video Processing · Electrical Eng. & Systems 2020-12-23 Shanaka Ramesh Gunasekara , HNTK Kaldera , Maheshi B. Dissanayake