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Computed Tomography (CT) is one of the most popular modalities for medical imaging. By far, CT images have contributed to the largest publicly available datasets for volumetric medical segmentation tasks, covering full-body anatomical…

Image and Video Processing · Electrical Eng. & Systems 2024-11-25 Jin Ye , Ying Chen , Yanjun Li , Haoyu Wang , Zhongying Deng , Ziyan Huang , Yanzhou Su , Chenglong Ma , Yuanfeng Ji , Junjun He

Liver cancer is one of the most prevalent and lethal forms of cancer, making early detection crucial for effective treatment. This paper introduces a novel approach for automated liver tumor segmentation in computed tomography (CT) images…

Machine Learning · Computer Science 2025-08-13 Nastaran Ghorbani , Bitasadat Jamshidi , Mohsen Rostamy-Malkhalifeh

We present a joint graph convolution-image convolution neural network as our submission to the Brain Tumor Segmentation (BraTS) 2021 challenge. We model each brain as a graph composed of distinct image regions, which is initially segmented…

Image and Video Processing · Electrical Eng. & Systems 2022-08-02 Camillo Saueressig , Adam Berkley , Reshma Munbodh , Ritambhara Singh

Background and objective: Combined evaluation of lumbosacral structures (e.g. nerves, bone) on multimodal radiographic images is routinely conducted prior to spinal surgery and interventional procedures. Generally, magnetic resonance…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Guoxin Fan , Huaqing Liu , Zhenhua Wu , Yufeng Li , Chaobo Feng , Dongdong Wang , Jie Luo , Xiaofei Guan , William M. Wells , Shisheng He

Background: Automated analysis of CT scans for abdominal organ measurement is crucial for improving diagnostic efficiency and reducing inter-observer variability. Manual segmentation and measurement of organs such as the kidneys, liver,…

Objective: Automated segmentation tools are useful for calculating kidney volumes rapidly and accurately. Furthermore, these tools have the power to facilitate large-scale image-based artificial intelligence projects by generating input…

Image and Video Processing · Electrical Eng. & Systems 2024-05-15 Lucas Aronson , Ruben Ngnitewe Massaa , Syed Jamal Safdar Gardezi , Andrew L. Wentland

Accurate segmentation of the heart is essential for personalized blood flow simulations and surgical intervention planning. Segmentations need to be accurate in every spatial dimension, which is not ensured by segmenting data slice by…

Image and Video Processing · Electrical Eng. & Systems 2024-01-25 Lee Jollans , Mariana Bustamante , Lilian Henriksson , Anders Persson , Tino Ebbers

There has been a steady increase in the incidence of skin cancer worldwide, with a high rate of mortality. Early detection and segmentation of skin lesions are crucial for timely diagnosis and treatment, necessary to improve the survival…

Computer Vision and Pattern Recognition · Computer Science 2019-12-04 Sulaiman Vesal , Nishant Ravikumar , Andreas Maier

We present a method to address the challenging problem of segmentation of lumbar vertebrae from CT images acquired with varying fields of view. Our method is based on cascaded 3D Fully Convolutional Networks (FCNs) consisting of a…

Computer Vision and Pattern Recognition · Computer Science 2017-12-06 Rens Janssens , Guodong Zeng , Guoyan Zheng

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…

Like other applications in computer vision, medical image segmentation has been most successfully addressed using deep learning models that rely on the convolution operation as their main building block. Convolutions enjoy important…

Image and Video Processing · Electrical Eng. & Systems 2022-04-05 Davood Karimi , Serge Vasylechko , Ali Gholipour

In total hip arthroplasty, analysis of postoperative medical images is important to evaluate surgical outcome. Since Computed Tomography (CT) is most prevalent modality in orthopedic surgery, we aimed at the analysis of CT image. In this…

Image and Video Processing · Electrical Eng. & Systems 2019-06-28 Mitsuki Sakamoto , Yuta Hiasa , Yoshito Otake , Masaki Takao , Yuki Suzuki , Nobuhiko Sugano , Yoshinobu Sato

Medical image semantic segmentation techniques can help identify tumors automatically from computed tomography (CT) scans. In this paper, we propose a Contextual and Attentional feature Fusions enhanced Convolutional Neural Network (CNN)…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Ming Kang , Chee-Ming Ting , Fung Fung Ting , Raphaël Phan

Recent rising interests in patient-specific thoracic surgical planning and simulation require efficient and robust creation of digital anatomical models from automatic medical image segmentation algorithms. Deep learning (DL) is now…

Image and Video Processing · Electrical Eng. & Systems 2024-09-16 Arash Harirpoush , Amirhossein Rasoulian , Marta Kersten-Oertel , Yiming Xiao

Transformer models have demonstrated the capability to produce highly accurate segmentation of organs and tumors. However, model training requires high-quality curated datasets to ensure robust generalization to unseen datasets. Hence, we…

The task of automatically segmenting 3-D surfaces representing boundaries of objects is important for quantitative analysis of volumetric images, and plays a vital role in biomedical image analysis. Recently, graph-based methods with a…

Computer Vision and Pattern Recognition · Computer Science 2018-01-10 Abhay Shah , Michael Abramoff , Xiaodong Wu

Deep neural networks have been widely adopted for automatic organ segmentation from abdominal CT scans. However, the segmentation accuracy of some small organs (e.g., the pancreas) is sometimes below satisfaction, arguably because deep…

Computer Vision and Pattern Recognition · Computer Science 2017-06-22 Yuyin Zhou , Lingxi Xie , Wei Shen , Yan Wang , Elliot K. Fishman , Alan L. Yuille

Gastro-Intestinal Tract cancer is considered a fatal malignant condition of the organs in the GI tract. Due to its fatality, there is an urgent need for medical image segmentation techniques to segment organs to reduce the treatment time…

Neural and Evolutionary Computing · Computer Science 2023-02-28 Praneeth Nemani , Satyanarayana Vollala

Deep convolutional neural networks (CNNs) have shown excellent performance in object recognition tasks and dense classification problems such as semantic segmentation. However, training deep neural networks on large and sparse datasets is…

Computer Vision and Pattern Recognition · Computer Science 2017-12-25 Lorenz Berger , Eoin Hyde , M. Jorge Cardoso , Sebastien Ourselin

Purpose: Ureteroscopy is an efficient endoscopic minimally invasive technique for the diagnosis and treatment of upper tract urothelial carcinoma (UTUC). During ureteroscopy, the automatic segmentation of the hollow lumen is of primary…

Image and Video Processing · Electrical Eng. & Systems 2021-04-06 Jorge F. Lazo , Aldo Marzullo , Sara Moccia , Michele Catellani , Benoit Rosa , Michel de Mathelin , Elena De Momi
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