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In the advent of a digital health revolution, vast amounts of clinical data are being generated, stored and processed on a daily basis. This has made the storage and retrieval of large volumes of health-care data, especially,…

Computer Vision and Pattern Recognition · Computer Science 2019-05-10 Asif Shahriyar Sushmit , Shakib Uz Zaman , Ahmed Imtiaz Humayun , Taufiq Hasan , Mohammed Imamul Hassan Bhuiyan

We propose an algorithm for separating the foreground (mainly text and line graphics) from the smoothly varying background in screen content images. The proposed method is designed based on the assumption that the background part of the…

Computer Vision and Pattern Recognition · Computer Science 2015-02-20 Shervin Minaee , Yao Wang

Coronary angiography is an indispensable assistive technique for cardiac interventional surgery. Segmentation and extraction of blood vessels from coronary angiography videos are very essential prerequisites for physicians to locate, assess…

Image and Video Processing · Electrical Eng. & Systems 2020-05-19 Lu Wang , Dong-xue Liang , Xiao-lei Yin , Jing Qiu , Zhi-yun Yang , Jun-hui Xing , Jian-zeng Dong , Zhao-yuan Ma

Vision-language models have proven to be of great benefit for medical image analysis since they learn rich semantics from both images and reports. Prior efforts have focused on better alignment of image and text representations to enhance…

Computer Vision and Pattern Recognition · Computer Science 2025-03-03 Yixiong Chen , Shawn Xu , Andrew Sellergren , Yossi Matias , Avinatan Hassidim , Shravya Shetty , Daniel Golden , Alan Yuille , Lin Yang

We study the tensor robust principal component analysis (TRPCA) problem, a tensorial extension of matrix robust principal component analysis (RPCA), that aims to split the given tensor into an underlying low-rank component and a sparse…

Numerical Analysis · Mathematics 2024-01-30 HanQin Cai , Zehan Chao , Longxiu Huang , Deanna Needell

The retinal vascular condition is a reliable biomarker of several ophthalmologic and cardiovascular diseases, so automatic vessel segmentation may be crucial to diagnose and monitor them. In this paper, we propose a novel method that…

Image and Video Processing · Electrical Eng. & Systems 2018-12-21 Américo Oliveira , Sérgio Pereira , Carlos A. Silva

Tensor robust principal component analysis (TRPCA) is a fundamental model in machine learning and computer vision. Recently, tensor train (TT) decomposition has been verified effective to capture the global low-rank correlation for tensor…

Machine Learning · Computer Science 2022-03-14 Yuning Qiu , Guoxu Zhou , Zhenhao Huang , Qibin Zhao , Shengli Xie

Morphological analysis and identification of pathologies in the aorta are important for cardiovascular diagnosis and risk assessment in patients. Manual annotation is time-consuming and cumbersome in CT scans acquired without contrast…

Computer Vision and Pattern Recognition · Computer Science 2018-10-16 Julia M. H. Noothout , Bob D. de Vos , Jelmer M. Wolterink , Ivana Isgum

Vessel segmentation is widely used to help with vascular disease diagnosis. Vessels reconstructed using existing methods are often not sufficiently accurate to meet clinical use standards. This is because 3D vessel structures are highly…

Image and Video Processing · Electrical Eng. & Systems 2023-01-09 Gangming Zhao , Kongming Liang , Chengwei Pan , Fandong Zhang , Xianpeng Wu , Xinyang Hu , Yizhou Yu

This paper considers how to separate text and/or graphics from smooth background in screen content and mixed content images and proposes an algorithm to perform this segmentation task. The proposed methods make use of the fact that the…

Computer Vision and Pattern Recognition · Computer Science 2017-12-05 Shervin Minaee , Yao Wang

Tensor robust principal component analysis (TRPCA) has received a substantial amount of attention in various fields. Most existing methods, normally relying on tensor nuclear norm minimization, need to pay an expensive computational cost…

Numerical Analysis · Computer Science 2017-12-29 Jonathan Q. Jiang , Michael K. Ng

Accurate cascaded channel state information is pivotal for extremely large-scale intelligent reflecting surfaces (XL-IRS) in next-generation wireless networks. However, the large XL-IRS aperture induces spherical wavefront propagation due…

Signal Processing · Electrical Eng. & Systems 2026-02-17 Wenzhou Cao , Yashuai Cao , Tiejun Lv , Mugen Peng

Retinal vessel segmentation serves as a critical prerequisite for automated diagnosis of retinal pathologies. While recent advances in Convolutional Neural Networks (CNNs) have demonstrated promising performance in this task, significant…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Zhanqiang Guo , Jianjiang Feng , Jie Zhou

We address the problem of tensor robust principal component analysis (TRPCA), which entails decomposing a given tensor into the sum of a low-rank tensor and a sparse tensor. By leveraging the tensor singular value decomposition (t-SVD), we…

Numerical Analysis · Mathematics 2025-05-08 Huiwen Zheng , Yifei Lou , Guoliang Tian , Chao Wang

Automatic retinal layer segmentation with medical images, such as optical coherence tomography (OCT) images, serves as an important tool for diagnosing ophthalmic diseases. However, it is challenging to achieve accurate segmentation due to…

Image and Video Processing · Electrical Eng. & Systems 2024-04-26 Xiang He , Weiye Song , Yiming Wang , Fabio Poiesi , Ji Yi , Manishi Desai , Quanqing Xu , Kongzheng Yang , Yi Wan

The utilisation of deep learning segmentation algorithms that learn complex organs and tissue patterns and extract essential regions of interest from the noisy background to improve the visual ability for medical image diagnosis has…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Yanming Guo

The continual push to directly image exoplanets at lower masses and closer separations orbiting around bright stars remains limited by both quasi-static and residual adaptive optics (AO) aberration. In previous papers we have proposed a…

Instrumentation and Methods for Astrophysics · Physics 2020-04-29 Benjamin Gerard , Christian Marois

We propose an encoder-decoder framework for the segmentation of blood vessels in retinal images that relies on the extraction of large-scale patches at multiple image-scales during training. Experiments on three fundus image datasets…

Image and Video Processing · Electrical Eng. & Systems 2020-11-26 Björn Browatzki , Jörn-Philipp Lies , Christian Wallraven

Retinal vessel segmentation is critical for the early diagnosis of vision-threatening and systemic diseases, especially in real-world clinical settings with limited computational resources. Although significant improvements have been made…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Mehwish Mehmood , Shahzaib Iqbal , Tariq Mahmood Khan , Ivor Spence , Muhammad Fahim

Segmentation of the main coronary artery from X-ray coronary angiography (XCA) sequences is crucial for the diagnosis of coronary artery diseases. However, this task is challenging due to issues such as blurred boundaries, inconsistent…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Yu Luo , Guangyu Wei , Yangfan Li , Jieyu He , Yueming Lyu
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