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We present Deep Region Competition (DRC), an algorithm designed to extract foreground objects from images in a fully unsupervised manner. Foreground extraction can be viewed as a special case of generic image segmentation that focuses on…

计算机视觉与模式识别 · 计算机科学 2023-10-06 Peiyu Yu , Sirui Xie , Xiaojian Ma , Yixin Zhu , Ying Nian Wu , Song-Chun Zhu

Retinal vascular morphology is crucial for diagnosing diseases such as diabetes, glaucoma, and hypertension, making accurate segmentation of retinal vessels essential for early intervention. Traditional segmentation methods assume that…

图像与视频处理 · 电气工程与系统科学 2025-07-22 Bo Liu , Yudong Zhang , Shuihua Wang , Siyue Li , Jin Hong

Multispectral transmission imaging provides strong benefits for early breast cancer screening. The frame accumulation method addresses the challenge of low grayscale and signal-to-noise ratio resulting from the strong absorption and…

图像与视频处理 · 电气工程与系统科学 2024-04-04 Jiatong Li , Gang Li , Nan Su Su Win , Ling Lin

Comparing tensors and identifying their (dis)similar structures is fundamental in understanding the underlying phenomena for complex data. Tensor decomposition methods help analysts extract tensors' essential characteristics and aid in…

人机交互 · 计算机科学 2025-07-29 Naoki Okami , Kazuki Miyake , Naohisa Sakamoto , Jorji Nonaka , Takanori Fujiwara

Carotid artery vessel wall thickness measurement is an essential step in the monitoring of patients with atherosclerosis. This requires accurate segmentation of the vessel wall, i.e., the region between an artery's lumen and outer wall, in…

图像与视频处理 · 电气工程与系统科学 2021-12-03 Dieuwertje Alblas , Christoph Brune , Jelmer M. Wolterink

Accurate coronary artery segmentation from coronary computed tomography angiography is essential for quantitative coronary analysis and clinical decision support. Nevertheless, reliable segmentation remains challenging because of small…

计算机视觉与模式识别 · 计算机科学 2025-12-16 Huan Huang , Michele Esposito , Chen Zhao

Moving object detection is critical for automated video analysis in many vision-related tasks, such as surveillance tracking, video compression coding, etc. Robust Principal Component Analysis (RPCA), as one of the most popular moving…

计算机视觉与模式识别 · 计算机科学 2020-06-16 Zerui Shao , Yifei Pu , Jiliu Zhou , Bihan Wen , Yi Zhang

Synthetic contrast enhancement offers fast image acquisition and eliminates the need for intravenous injection of contrast agent. This is particularly beneficial for breast imaging, where long acquisition times and high cost are…

图像与视频处理 · 电气工程与系统科学 2025-06-24 Daniel M. Lang , Richard Osuala , Veronika Spieker , Karim Lekadir , Rickmer Braren , Julia A. Schnabel

Robust traffic sign detection and recognition (TSDR) is of paramount importance for the successful realization of autonomous vehicle technology. The importance of this task has led to a vast amount of research efforts and many promising…

图像与视频处理 · 电气工程与系统科学 2020-06-05 Sabbir Ahmed , Uday Kamal , Md. Kamrul Hasan

Video sequences often contain structured noise and background artifacts that obscure dynamic content, posing challenges for accurate analysis and restoration. Robust principal component methods address this by decomposing data into low-rank…

计算机视觉与模式识别 · 计算机科学 2026-04-27 Tristan S. W. Stevens , Oisín Nolan , Jean-Luc Robert , Ruud J. G. van Sloun

In recent years, tensor decomposition-based approaches for hyperspectral anomaly detection (HAD) have gained significant attention in the field of remote sensing. However, existing methods often fail to fully leverage both the global…

计算机视觉与模式识别 · 计算机科学 2025-10-21 Wenjin Qin , Hailin Wang , Hao Shu , Feng Zhang , Jianjun Wang , Xiangyong Cao , Xi-Le Zhao , Gemine Vivone

Video segmentation consists of a frame-by-frame selection process of meaningful areas related to foreground moving objects. Some applications include traffic monitoring, human tracking, action recognition, efficient video surveillance, and…

计算机视觉与模式识别 · 计算机科学 2022-12-22 Daniel F. S. Santos , Rafael G. Pires , Danilo Colombo , João P. Papa

Hyperspectral images (HSIs) are often degraded by complex mixed noise during acquisition and transmission, making effective denoising essential for subsequent analysis. Recent hybrid approaches that bridge model-driven and data-driven…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Liang Li , Jianli Zhao , Sheng Fang , Siyu Chen , Hui Sun

Dynamic three-dimensional (4D) reconstruction from two-dimensional X-ray coronary angiography (CA) remains a significant clinical problem. Existing CA reconstruction methods often require extensive user interaction or large training…

图像与视频处理 · 电气工程与系统科学 2025-06-12 Kirsten W. H. Maas , Danny Ruijters , Anna Vilanova , Nicola Pezzotti

Objective: Recognizing retinal vessel abnormity is vital to early diagnosis of ophthalmological diseases and cardiovascular events. However, segmentation results are highly influenced by elusive vessels, especially in low-contrast…

图像与视频处理 · 电气工程与系统科学 2019-12-19 Yukun Zhou , Zailiang Chen , Hailan Shen , Xianxian Zheng , Rongchang Zhao , Xuanchu Duan

Optimal surface segmentation is a state-of-the-art method used for segmentation of multiple globally optimal surfaces in volumetric datasets. The method is widely used in numerous medical image segmentation applications. However, nodes in…

计算机视觉与模式识别 · 计算机科学 2019-02-18 Abhay Shah , Michael D. Abramoff , Xiaodong Wu

Intravascular Ultrasound (IVUS) is an intra-operative imaging modality that facilitates observing and appraising the vessel wall structure of the human coronary arteries. Segmentation of arterial wall boundaries from the IVUS images is not…

计算机视觉与模式识别 · 计算机科学 2018-06-12 Mehdi Faraji , Irene Cheng , Iris Naudin , Anup Basu

Medical image segmentation is critical for clinical diagnosis, treatment planning, and monitoring, yet segmentation models often struggle with uncertainties stemming from occlusions, ambiguous boundaries, and variations in imaging devices.…

计算机视觉与模式识别 · 计算机科学 2026-01-05 Xiao Ma , Yuhui Tao , Zetian Zhang , Yuhan Zhang , Xi Wang , Sheng Zhang , Zexuan Ji , Yizhe Zhang , Qiang Chen , Guang Yang

Principal Component Analysis (PCA) is well known for its capability of dimension reduction and data compression. However, when using PCA for compressing/reconstructing images, images need to be recast to vectors. The vectorization of images…

计算机视觉与模式识别 · 计算机科学 2021-05-04 Liang Liao , Xuechun Zhang , Xinqiang Wang , Sen Lin , Xin Liu

In this paper, we propose a novel approach to hyperspectral image super-resolution by modeling the global spatial-and-spectral correlation and local smoothness properties over hyperspectral images. Specifically, we utilize the tensor…

计算机视觉与模式识别 · 计算机科学 2016-01-26 Shiying He , Haiwei Zhou , Yao Wang , Wenfei Cao , Zhi Han