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Related papers: Automated Segmentation of Left Ventricle in 2D ech…

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An automatic segmentation algorithm for delineation of the gross tumour volume and pathologic lymph nodes of head and neck cancers in PET/CT images is described. The proposed algorithm is based on a convolutional neural network using the…

Image and Video Processing · Electrical Eng. & Systems 2019-08-05 Yngve Mardal Moe , Aurora Rosvoll Groendahl , Martine Mulstad , Oliver Tomic , Ulf Indahl , Einar Dale , Eirik Malinen , Cecilia Marie Futsaether

Accurately segmenting left atrium in MR volume can benefit the ablation procedure of atrial fibrillation. Traditional automated solutions often fail in relieving experts from the labor-intensive manual labeling. In this paper, we propose a…

Computer Vision and Pattern Recognition · Computer Science 2018-12-17 Cheng Bian , Xin Yang , Jianqiang Ma , Shen Zheng , Yu-An Liu , Reza Nezafat , Pheng-Ann Heng , Yefeng Zheng

The segmentation and classification of cardiac magnetic resonance imaging are critical for diagnosing heart conditions, yet current approaches face challenges in accuracy and generalizability. In this study, we aim to further advance the…

Image and Video Processing · Electrical Eng. & Systems 2024-12-13 Vitalii Slobodzian , Pavlo Radiuk , Oleksander Barmak , Iurii Krak

Current state-of-the-art deep learning segmentation methods have not yet made a broad entrance into the clinical setting in spite of high demand for such automatic methods. One important reason is the lack of reliability caused by models…

Computer Vision and Pattern Recognition · Computer Science 2019-06-18 Jörg Sander , Bob D. de Vos , Jelmer M. Wolterink , Ivana Išgum

Hippocampus segmentation plays a key role in diagnosing various brain disorders such as Alzheimer's disease, epilepsy, multiple sclerosis, cancer, depression and others. Nowadays, segmentation is still mainly performed manually by…

Image and Video Processing · Electrical Eng. & Systems 2020-05-15 Diedre Carmo , Bruna Silva , Clarissa Yasuda , Letícia Rittner , Roberto Lotufo

Deep learning approaches may help radiologists in the early diagnosis and timely treatment of cerebrovascular diseases. Accurate cerebral vessel segmentation of Time-of-Flight Magnetic Resonance Angiographs (TOF-MRAs) is an essential step…

Image and Video Processing · Electrical Eng. & Systems 2021-01-25 V. de Vos , K. M. Timmins , I. C. van der Schaaf , Y. Ruigrok , B. K. Velthuis , H. J. Kuijf

The echocardiographic measurement of left ventricular ejection fraction (LVEF) is fundamental to the diagnosis and classification of patients with heart failure (HF). In order to quantify LVEF automatically and accurately, this paper…

Cardiac segmentation of atriums, ventricles, and myocardium in computed tomography (CT) images is an important first-line task for presymptomatic cardiovascular disease diagnosis. In several recent studies, deep learning models have shown…

Image and Video Processing · Electrical Eng. & Systems 2024-10-01 Sanguk Park , Minyoung Chung

Segmentation of pulmonary infiltrates can help assess severity of COVID-19, but manual segmentation is labor and time-intensive. Using neural networks to segment pulmonary infiltrates would enable automation of this task. However, training…

Image and Video Processing · Electrical Eng. & Systems 2021-01-26 Keno K. Bressem , Stefan M. Niehues , Bernd Hamm , Marcus R. Makowski , Janis L. Vahldiek , Lisa C. Adams

Automatic lymph node (LN) segmentation and detection for cancer staging are critical. In clinical practice, computed tomography (CT) and positron emission tomography (PET) imaging detect abnormal LNs. Despite its low contrast and variety in…

Image and Video Processing · Electrical Eng. & Systems 2022-12-23 Al-Akhir Nayan , Boonserm Kijsirikul , Yuji Iwahori

With the advent of Cardiac Cine Magnetic Resonance (CMR) Imaging, there has been a paradigm shift in medical technology, thanks to its capability of imaging different structures within the heart without ionizing radiation. However, it is…

Image and Video Processing · Electrical Eng. & Systems 2020-04-07 S. M. Kamrul Hasan , Cristian A. Linte

PET imaging is an invaluable tool in clinical settings as it captures the functional activity of both healthy anatomy and cancerous lesions. Developing automatic lesion segmentation methods for PET images is crucial since manual lesion…

Image and Video Processing · Electrical Eng. & Systems 2024-11-05 Tanya Gatsak , Kumar Abhishek , Hanene Ben Yedder , Saeid Asgari Taghanaki , Ghassan Hamarneh

Myocardial characterization is essential for patients with myocardial infarction and other myocardial diseases, and the assessment is often performed using cardiac magnetic resonance (CMR) sequences. In this study, we propose a fully…

Image and Video Processing · Electrical Eng. & Systems 2020-08-19 Xiaoran Zhang , Michelle Noga , Kumaradevan Punithakumar

In medical image analysis, automated segmentation of multi-component anatomical structures, which often have a spectrum of potential anomalies and pathologies, is a challenging task. In this work, we develop a multi-step approach using…

Image and Video Processing · Electrical Eng. & Systems 2022-12-02 Boyeong Woo , Craig Engstrom , William Baresic , Jurgen Fripp , Stuart Crozier , Shekhar S. Chandra

In stable coronary artery disease (CAD), reduction in mortality and/or myocardial infarction with revascularization over medical therapy has not been reliably achieved. Coronary arteries are usually extracted to perform stenosis detection.…

Image and Video Processing · Electrical Eng. & Systems 2021-01-26 Chen Zhao , Haipeng Tang , Daniel McGonigle , Zhuo He , Chaoyang Zhang , Yu-Ping Wang , Hong-Wen Deng , Robert Bober , Weihua Zhou

Learning spatiotemporal features is an important task for efficient video understanding especially in medical images such as echocardiograms. Convolutional neural networks (CNNs) and more recent vision transformers (ViTs) are the most…

Computer Vision and Pattern Recognition · Computer Science 2022-09-12 Rand Muhtaseb , Mohammad Yaqub

Importance: Coronary algorithm for cardiac sub structures and prospective real-time surveillance of cardiac dose exposure. Methods: Retro and prospective study to validate AI auto-segmentation. A 3D UNet was trained on 560 thoracic CT scans…

Cancer is one of the leading causes of death globally, and early diagnosis is crucial for patient survival. Deep learning algorithms have great potential for automatic cancer analysis. Artificial intelligence has achieved high performance…

Image and Video Processing · Electrical Eng. & Systems 2024-04-16 Monika Górka , Daniel Jaworek , Marek Wodzinski

Convolutional neural networks like U-Net excel in medical image segmentation, while attention mechanisms and KAN enhance feature extraction. Meta's SAM 2 uses Vision Transformers for prompt-based segmentation without fine-tuning. However,…

Image and Video Processing · Electrical Eng. & Systems 2025-04-08 Mengyuan Liu , Yixiao Chen , Anning Tian , Xinmeng Wu , Mozhi Shen , Tianchou Gong , Jeongkyu Lee

Segmentation of carotid vessel wall is required in vessel wall volume (VWV) and local vessel-wall-plus-plaque thickness (VWT) quantification of the carotid artery. Manual segmentation of the vessel wall is time-consuming and prone to…

Image and Video Processing · Electrical Eng. & Systems 2020-02-27 Mingjie Jiang , J. David Spence , Bernard Chiu