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Abnormalities in retinal fundus images may indicate certain pathologies such as diabetic retinopathy, hypertension, stroke, glaucoma, retinal macular edema, venous occlusion, and atherosclerosis, making the study and analysis of retinal…

图像与视频处理 · 电气工程与系统科学 2024-05-28 Yuzhuo Chen , Zetong Chen , Yuanyuan Liu

Accurate estimation of spatial gait characteristics is critical to assess motor impairments resulting from neurological or musculoskeletal disease. Currently, however, methodological constraints limit clinical applicability of…

While deep learning has achieved significant advances in accuracy for medical image segmentation, its benefits for deformable image registration have so far remained limited to reduced computation times. Previous work has either focused on…

计算机视觉与模式识别 · 计算机科学 2018-12-06 Alessa Hering , Sven Kuckertz , Stefan Heldmann , Mattias Heinrich

This paper presents the first application of spiking neural networks (SNNs) for the classification of chronic lower back pain (CLBP) using the EmoPain dataset. Our work has two main contributions. We introduce Spike Threshold Adaptive…

Despite advancements in rehabilitation protocols, clinical assessment of upper extremity (UE) function after stroke largely remains subjective, relying heavily on therapist observation and coarse scoring systems. This subjectivity limits…

图像与视频处理 · 电气工程与系统科学 2025-09-11 David Robinson , Animesh Gupta , Rizwan Quershi , Qiushi Fu , Mubarak Shah

Restoring severely blurred images remains a significant challenge in computer vision, impacting applications in autonomous driving, medical imaging, and photography. This paper introduces a novel training strategy based on curriculum…

计算机视觉与模式识别 · 计算机科学 2025-04-14 Sushant Gautam , Jingdao Chen

Scene text editing (STE) aims to replace text with the desired one while preserving background and styles of the original text. However, due to the complicated background textures and various text styles, existing methods fall short in…

计算机视觉与模式识别 · 计算机科学 2022-12-06 Yadong Qu , Qingfeng Tan , Hongtao Xie , Jianjun Xu , Yuxin Wang , Yongdong Zhang

Convolutional Neural Networks (CNN) have shown promising results for displacement estimation in UltraSound Elastography (USE). Many modifications have been proposed to improve the displacement estimation of CNNs for USE in the axial…

图像与视频处理 · 电气工程与系统科学 2022-12-20 Ali K. Z. Tehrani , Md Ashikuzzaman , Hassan Rivaz

Image registration is used in many medical image analysis applications, such as tracking the motion of tissue in cardiac images, where cardiac kinematics can be an indicator of tissue health. Registration is a challenging problem for deep…

图像与视频处理 · 电气工程与系统科学 2025-06-25 Benjamin Graham

Contrastive learning has achieved great success in skeleton-based representation learning recently. However, the prevailing methods are predominantly negative-based, necessitating additional momentum encoder and memory bank to get negative…

计算机视觉与模式识别 · 计算机科学 2024-12-17 Wanjiang Weng , Hongsong Wang , Junbo Wang , Lei He , Guosen Xie

Advances in self-supervised learning (SSL) have shown that self-supervised pretraining on medical imaging data can provide a strong initialization for downstream supervised classification and segmentation. Given the difficulty of obtaining…

计算机视觉与模式识别 · 计算机科学 2024-07-31 Gregory Holste , Evangelos K. Oikonomou , Bobak J. Mortazavi , Zhangyang Wang , Rohan Khera

We present a new method for measuring global longitudinal strain and global longitudinal strain rate from 2D echocardiograms using a logarithmic-transform correlation (LTC) method. In contrast to traditional echocardiography strain…

医学物理 · 物理学 2021-05-26 Brett A. Meyers , Melissa C. Brindise , Vivek Jani , Shelby Kutty , Pavlos P. Vlachos

Coronary angiography is the reference standard for evaluating coronary artery disease, yet visual interpretation remains variable between readers. Existing artificial intelligence methods typically analyze single frames or projections and…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Sarra Harrabi , Yichen Wu , Geoffrey H. Tison , Minhaj Ansari , Milos Vukadinovic , David Ouyang , Joshua P. Barrios , Jacques Delfrate , Robert Avram

Electrocardiogram (ECG) delineation plays a crucial role in assisting cardiologists with accurate diagnoses. Prior research studies have explored various methods, including the application of deep learning techniques, to achieve precise…

机器学习 · 计算机科学 2024-06-06 Aram Avetisyan , Nikolas Khachaturov , Ariana Asatryan , Shahane Tigranyan , Yury Markin

Left ventricular ejection fraction (LVEF) is a key indicator of cardiac function and plays a central role in the diagnosis and management of cardiovascular disease. Echocardiography, as a readily accessible and non-invasive imaging…

计算机视觉与模式识别 · 计算机科学 2025-12-30 Shravan Saranyan , Pramit Saha

In an ideal medical environment, real-time coagulation monitoring can enable early detection and prompt remediation of risks. However, traditional Thromboelastography (TEG), a widely employed diagnostic modality, can only provide such…

机器学习 · 计算机科学 2026-01-13 Yulu Wang , Ziqian Zeng , Jianjun Wu , Zhifeng Tang

Early diagnosis of acute coronary artery occlusion based on electrocardiogram (ECG) findings is essential for prompt delivery of primary percutaneous coronary intervention. Current ST elevation (STE) criteria are specific but insensitive.…

Recent advances in deep learning have made it increasingly feasible to estimate heart rate remotely in smart environments by analyzing videos. However, a notable limitation of deep learning methods is their heavy reliance on extensive sets…

计算机视觉与模式识别 · 计算机科学 2023-10-25 Divij Gupta , Ali Etemad

Spatial transcriptomics (ST) provides spatially resolved measurements of gene expression, enabling characterization of the molecular landscape of human tissue beyond histological assessment as well as localized readouts that can be aligned…

This letter introduces a physics-informed self-supervised framework for sonar image despeckling that reformulates despeckling as residual consistency in the homomorphic log domain. By constraining the log-ratio residual to obey…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Swapna Pillai , Siddharth Singh Savner , Sujit Kumar Sahoo