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Automated medical image analysis has a significant value in diagnosis and treatment of lesions. Brain tumors segmentation has a special importance and difficulty due to the difference in appearances and shapes of the different tumor regions…

Computer Vision and Pattern Recognition · Computer Science 2017-08-18 Mina Rezaei , Konstantin Harmuth , Willi Gierke , Thomas Kellermeier , Martin Fischer , Haojin Yang , Christoph Meinel

Segmentation of brain tumors is a critical step in treatment planning, yet manual segmentation is both time-consuming and subjective, relying heavily on the expertise of radiologists. In Sub-Saharan Africa, this challenge is magnified by…

Automatic segmentation of the liver and its lesion is an important step towards deriving quantitative biomarkers for accurate clinical diagnosis and computer-aided decision support systems. This paper presents a method to automatically…

Real-time tool segmentation is an essential component in computer-assisted surgical systems. We propose a novel real-time automatic method based on Fully Convolutional Networks (FCN) and optical flow tracking. Our method exploits the…

Medical image segmentation is a relevant problem, with deep learning being an exponent. However, the necessity of a high volume of fully annotated images for training massive models can be a problem, especially for applications whose images…

Computer Vision and Pattern Recognition · Computer Science 2024-06-06 Matheus A. Cerqueira , Flávia Sprenger , Bernardo C. A. Teixeira , Alexandre X. Falcão

Diagnosing Brain Tumor with the aid of Magnetic Resonance Imaging (MRI) has gained enormous prominence over the years, primarily in the field of medical science. Detection and/or partitioning of brain tumors solely with the aid of MR…

Image and Video Processing · Electrical Eng. & Systems 2020-11-19 Md. Abu Bakr Siddique , Shadman Sakib , Mohammad Mahmudur Rahman Khan , Abyaz Kader Tanzeem , Madiha Chowdhury , Nowrin Yasmin

Automatic segmentation of brain glioma from multimodal MRI scans plays a key role in clinical trials and practice. Unfortunately, manual segmentation is very challenging, time-consuming, costly, and often inaccurate despite human expertise…

Image and Video Processing · Electrical Eng. & Systems 2020-12-08 Minh H. Vu , Tufve Nyholm , Tommy Löfstedt

Convolutional neural networks (CNNs) have achieved state-of-the-art performance for automatic medical image segmentation. However, they have not demonstrated sufficiently accurate and robust results for clinical use. In addition, they are…

Computer Vision and Pattern Recognition · Computer Science 2018-07-23 Guotai Wang , Wenqi Li , Maria A. Zuluaga , Rosalind Pratt , Premal A. Patel , Michael Aertsen , Tom Doel , Anna L. David , Jan Deprest , Sebastien Ourselin , Tom Vercauteren

Early diagnosis and accurate segmentation of brain tumors are imperative for successful treatment. Unfortunately, manual segmentation is time consuming, costly and despite extensive human expertise often inaccurate. Here, we present an…

Image and Video Processing · Electrical Eng. & Systems 2019-10-07 Markus Frey , Matthias Nau

Magnetic resonance imaging (MRI) has been proposed as a complimentary method to measure bone quality and assess fracture risk. However, manual segmentation of MR images of bone is time-consuming, limiting the use of MRI measurements in the…

Computer Vision and Pattern Recognition · Computer Science 2019-02-06 Cem M. Deniz , Siyuan Xiang , Spencer Hallyburton , Arakua Welbeck , James S. Babb , Stephen Honig , Kyunghyun Cho , Gregory Chang

Whole-body PET/CT scan is an important tool for diagnosing various malignancies (e.g., malignant melanoma, lymphoma, or lung cancer), and accurate segmentation of tumors is a key part for subsequent treatment. In recent years, CNN-based…

Image and Video Processing · Electrical Eng. & Systems 2023-02-27 Hengzhi Xue , Qingqing Fang , Yudong Yao , Yueyang Teng

This study proposes a deep learning model for the classification and segmentation of brain tumors from magnetic resonance imaging (MRI) scans. The classification model is based on the EfficientNetB1 architecture and is trained to classify…

Image and Video Processing · Electrical Eng. & Systems 2023-06-27 Belal Amin , Romario Sameh Samir , Youssef Tarek , Mohammed Ahmed , Rana Ibrahim , Manar Ahmed , Mohamed Hassan

Automatic medical image segmentation, an essential component of medical image analysis, plays an importantrole in computer-aided diagnosis. For example, locating and segmenting the liver can be very helpful in livercancer diagnosis and…

Image and Video Processing · Electrical Eng. & Systems 2019-10-28 Xi Fang , Bo Du , Sheng Xu , Bradford J. Wood , Pingkun Yan

Transfer learning is widely used for training machine learning models. Here, we study the role of transfer learning for training fully convolutional networks (FCNs) for medical image segmentation. Our experiments show that although transfer…

Computer Vision and Pattern Recognition · Computer Science 2022-04-05 Davood Karimi , Simon K. Warfield , Ali Gholipour

This work examines the use of a fully convolutional net (FCN) to find an image segment, given a pixel within this segment region. The net receives an image, a point in the image and a region of interest (RoI ) mask. The net output is a…

Computer Vision and Pattern Recognition · Computer Science 2019-02-26 Sagi Eppel

Multicellular tumor spheroids (MCTS) are advanced cell culture systems for assessing the impact of combinatorial radio(chemo)therapy. They exhibit therapeutically relevant in-vivo-like characteristics from 3D cell-cell and cell-matrix…

Computer Vision and Pattern Recognition · Computer Science 2025-03-28 Matthias Streller , Soňa Michlíková , Willy Ciecior , Katharina Lönnecke , Leoni A. Kunz-Schughart , Steffen Lange , Anja Voss-Böhme

The growth of abnormal cells in the brain's tissue causes brain tumors. Brain tumors are considered one of the most dangerous disorders in children and adults. It develops quickly, and the patient's survival prospects are slim if not…

Image and Video Processing · Electrical Eng. & Systems 2022-10-26 Al-Akhir Nayan , Ahamad Nokib Mozumder , Md. Rakibul Haque , Fahim Hossain Sifat , Khan Raqib Mahmud , Abul Kalam Al Azad , Muhammad Golam Kibria

Purpose: To apply a convolutional neural network (CNN) to develop a system that segments intensity calibration phantom regions in computed tomography (CT) images, and to test the system in a large cohort to evaluate its robustness. Methods:…

Computer Vision and Pattern Recognition · Computer Science 2020-12-22 Keisuke Uemura , Yoshito Otake , Masaki Takao , Mazen Soufi , Akihiro Kawasaki , Nobuhiko Sugano , Yoshinobu Sato

Early detection of melanoma is difficult for the human eye but a crucial step towards reducing its death rate. Computerized detection of these melanoma and other skin lesions is necessary. The central research question in this paper is "How…

Image and Video Processing · Electrical Eng. & Systems 2019-10-24 Beril Sirmacek , Max Kivits

Recent advances in 3D fully convolutional networks (FCN) have made it feasible to produce dense voxel-wise predictions of full volumetric images. In this work, we show that a multi-class 3D FCN trained on manually labeled CT scans of seven…

Computer Vision and Pattern Recognition · Computer Science 2017-04-24 Holger R. Roth , Hirohisa Oda , Yuichiro Hayashi , Masahiro Oda , Natsuki Shimizu , Michitaka Fujiwara , Kazunari Misawa , Kensaku Mori