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Forecasting the trajectories of neighbor vehicles is a crucial step for decision making and motion planning of autonomous vehicles. This paper proposes a graph-based spatial-temporal convolutional network (GSTCN) to predict future…

Machine Learning · Computer Science 2022-10-17 Zihao Sheng , Yunwen Xu , Shibei Xue , Dewei Li

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

Graph convolutional networks (GCNs) are the most commonly used methods for skeleton-based action recognition and have achieved remarkable performance. Generating adjacency matrices with semantically meaningful edges is particularly…

Computer Vision and Pattern Recognition · Computer Science 2023-07-20 Jungho Lee , Minhyeok Lee , Dogyoon Lee , Sangyoun Lee

Graph Convolutional Networks (GCNs) have recently become the primary choice for learning from graph-structured data, superseding hash fingerprints in representing chemical compounds. However, GCNs lack the ability to take into account the…

Machine Learning · Computer Science 2020-07-03 Tomasz Danel , Przemysław Spurek , Jacek Tabor , Marek Śmieja , Łukasz Struski , Agnieszka Słowik , Łukasz Maziarka

The accurate segmentation of Coronary Computed Tomography Angiography (CCTA) images holds substantial clinical value for the early detection and treatment of Coronary Heart Disease (CHD). The Transformer, utilizing a self-attention…

Image and Video Processing · Electrical Eng. & Systems 2023-10-10 Chenchu Xu , Meng Li , Xue Wu

Graph Convolutional Networks (GCNs) have been extensively used to classify vertices in graphs and have been shown to outperform other vertex classification methods. GCNs have been extended to graph classification tasks (GCT). In GCT, graphs…

Machine Learning · Computer Science 2021-04-15 Omer Nagar , Shoval Frydman , Ori Hochman , Yoram Louzoun

Significant intra-observer and inter-observer variability in the interpretation of coronary angiograms are reported. This variability is in part due to the common practices that rely on performing visual inspections by specialists (e.g.,…

Quantitative Methods · Quantitative Biology 2020-02-27 Babak Ravandi , Arash Ravandi

Functional Connectivity (FC) matrices measure the regional interactions in the brain and have been widely used in neurological brain disease classification. However, a FC matrix is neither a natural image which contains shape and texture…

Medical Physics · Physics 2020-01-10 Xiaodan Xing , Qingfeng Li , Hao Wei , Minqing Zhang , Yiqiang Zhan , Xiang Sean Zhou , Zhong Xue , Feng Shi

Accurate prediction of cerebral blood flow is essential for the diagnosis and treatment of cerebrovascular diseases. Traditional computational methods, however, often incur significant computational costs, limiting their practicality in…

Image and Video Processing · Electrical Eng. & Systems 2024-11-28 Seungyeon Kim , Wheesung Lee , Sung-Ho Ahn , Do-Eun Lee , Tae-Rin Lee

The determination of a coronary stenosis and its severity in current clinical workflow is typically accomplished manually via physician visual assessment (PVA) during invasive coronary angiography. While PVA has shown large inter-rater…

Computer Vision and Pattern Recognition · Computer Science 2018-07-30 Benjamin Au , Uri Shaham , Sanket Dhruva , Georgios Bouras , Ecaterina Cristea , Alexandra Lansky MD , Andreas Coppi , Fred Warner , Shu-Xia Li , Harlan Krumholz

Coronary Artery Disease (CAD) diagnostic to be a major global cause of death, necessitating innovative solutions. Addressing the critical importance of early CAD detection and its impact on the mortality rate, we propose the potential of…

Signal Processing · Electrical Eng. & Systems 2024-06-26 Atitaya Phoemsuk , Vahid Abolghasemi

Graph convolutional network (GCN) is generalization of convolutional neural network (CNN) to work with arbitrarily structured graphs. A binary adjacency matrix is commonly used in training a GCN. Recently, the attention mechanism allows the…

Machine Learning · Statistics 2022-03-03 Chao Shang , Qinqing Liu , Ko-Shin Chen , Jiangwen Sun , Jin Lu , Jinfeng Yi , Jinbo Bi

Training convolutional neural networks (CNNs) for segmentation of pulmonary airway, artery, and vein is challenging due to sparse supervisory signals caused by the severe class imbalance between tubular targets and background. We present a…

Image and Video Processing · Electrical Eng. & Systems 2021-02-26 Yulei Qin , Hao Zheng , Yun Gu , Xiaolin Huang , Jie Yang , Lihui Wang , Feng Yao , Yue-Min Zhu , Guang-Zhong Yang

Cardiac image segmentation is a critical process for generating personalized models of the heart and for quantifying cardiac performance parameters. Several convolutional neural network (CNN) architectures have been proposed to segment the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Shusil Dangi , Cristian Linte , Ziv Yaniv

Predicting outcomes, such as survival or metastasis for individual cancer patients is a crucial component of precision oncology. Machine learning (ML) offers a promising way to exploit rich multi-modal data, including clinical information…

Machine Learning · Computer Science 2021-06-04 Michal Kazmierski , Benjamin Haibe-Kains

Most machine learning-based coronary artery segmentation methods represent the vascular lumen surface in an implicit way by the centerline and the associated lumen radii, which makes the subsequent modeling process to generate a whole piece…

Computer Vision and Pattern Recognition · Computer Science 2016-06-10 Haoyin Zhou , James K. Min , Guanglei Xiong

Prediction of the blood flow characteristics is of utmost importance for understanding the behavior of the blood arterial network, especially in the presence of vascular diseases such as stenosis. Computational fluid dynamics (CFD) has…

Machine Learning · Computer Science 2021-11-11 Mohammad Farajtabar , Mohit Biglarian , Morteza Miansari

Coronary artery disease (CAD) has posed a leading threat to the lives of cardiovascular disease patients worldwide for a long time. Therefore, automated diagnosis of CAD has indispensable significance in clinical medicine. However, the…

Image and Video Processing · Electrical Eng. & Systems 2021-09-28 Xinghua Ma , Gongning Luo , Wei Wang , Kuanquan Wang

Enhancing the precision of segmenting coronary atherosclerotic plaques from CT Angiography (CTA) images is pivotal for advanced Coronary Atherosclerosis Analysis (CAA), which distinctively relies on the analysis of vessel cross-section…

Image and Video Processing · Electrical Eng. & Systems 2025-01-15 Ziheng Zhang , Zihan Li , Dandan Shan , Yuehui Qiu , Qingqi Hong , Qingqiang Wu

In this paper, we propose a fully automatic MRI cardiac segmentation method based on a novel deep convolutional neural network (CNN) designed for the 2017 ACDC MICCAI challenge. The novelty of our network comes with its embedded shape prior…

Computer Vision and Pattern Recognition · Computer Science 2017-09-14 Clement Zotti , Zhiming Luo , Alain Lalande , Olivier Humbert , Pierre-Marc Jodoin