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This paper tackles automated categorization of Age-related Macular Degeneration (AMD), a common macular disease among people over 50. Previous research efforts mainly focus on AMD categorization with a single-modal input, let it be a color…

计算机视觉与模式识别 · 计算机科学 2022-05-05 Weisen Wang , Xirong Li , Zhiyan Xu , Weihong Yu , Jianchun Zhao , Dayong Ding , Youxin Chen

Multiple-surface segmentation in Optical Coherence Tomography (OCT) images is a challenge problem, further complicated by the frequent presence of weak image boundaries. Recently, many deep learning (DL) based methods have been developed…

图像与视频处理 · 电气工程与系统科学 2022-10-13 Hui Xie , Weiyu Xu , Xiaodong Wu

Accurate cerebrovascular segmentation from Magnetic Resonance Angiography (MRA) and Computed Tomography Angiography (CTA) is of great significance in diagnosis and treatment of cerebrovascular pathology. Due to the complexity and topology…

图像与视频处理 · 电气工程与系统科学 2024-11-22 Zhanqiang Guo , Yao Luan , Jianjiang Feng , Wangsheng Lu , Yin Yin , Guangming Yang , Jie Zhou

In the complex realm of cognitive disorders, Alzheimer's disease (AD) and vascular dementia (VaD) are the two most prevalent dementia types, presenting entangled symptoms yet requiring distinct treatment approaches. The crux of effective…

图像与视频处理 · 电气工程与系统科学 2024-11-08 Salma Hassan , Dawlat Akaila , Maryam Arjemandi , Vijay Papineni , Mohammad Yaqub

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…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Yanming Guo

Diabetic Retinopathy (DR), an ocular complication of diabetes, is a leading cause of blindness worldwide. Traditionally, DR is monitored using Color Fundus Photography (CFP), a widespread 2-D imaging modality. However, DR classifications…

This study is to characterize reflectance profiles of retinal blood vessels in optical coherence tomography (OCT), and to validate these vascular features to guide artery-vein classification in OCT angiography (OCTA) of human retina.…

组织与器官 · 定量生物学 2022-02-08 Tobiloba Adejumo , Tae-Hoon Kim , David Le , Taeyoon Son , Guangying Ma , Xincheng Yao

Predicting future disease progression risk from medical images is challenging due to patient heterogeneity, and subtle or unknown imaging biomarkers. Moreover, deep learning (DL) methods for survival analysis are susceptible to image domain…

Age-related macular degeneration (AMD) may cause severe loss of vision or blindness particularly in elderly people. Exudative AMD is characterized by angiogenesis of blood vessels growing from underneath the macula, crossing the…

生物物理 · 物理学 2021-04-02 Rocío Vega , Manuel Carretero , Luis L. Bonilla

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

Automatic diagnosis techniques have evolved to identify age-related macular degeneration (AMD) by employing single modality Fundus images or optical coherence tomography (OCT). To classify ocular diseases, fundus and OCT images are the most…

图像与视频处理 · 电气工程与系统科学 2024-09-04 Pragya Gupta , Subhamoy Mandal , Debashree Guha , Debjani Chakraborty

Optical Coherence Tomography (OCT) is the primary imaging modality for detecting pathological biomarkers associated to retinal diseases such as Age-Related Macular Degeneration. In practice, clinical diagnosis and treatment strategies are…

计算机视觉与模式识别 · 计算机科学 2019-07-17 Thomas Kurmann , Pablo Márquez-Neila , Siqing Yu , Marion Munk , Sebastian Wolf , Raphael Sznitman

Topological and geometrical analysis of retinal blood vessel is a cost-effective way for early detection of many common diseases. Meanwhile, automated vessel segmentation and vascular tree analysis are still lacking in terms of…

图像与视频处理 · 电气工程与系统科学 2021-11-24 Xingzheng Lyu , Li Cheng , Sanyuan Zhang

Optical coherence tomography (OCT) is one of the non-invasive and easy-to-acquire biomarkers (the thickness of the retinal layers, which is detectable within OCT scans) being investigated to diagnose Alzheimer's disease (AD). This work aims…

图像与视频处理 · 电气工程与系统科学 2022-06-14 Paria Jeihouni , Omid Dehzangi , Annahita Amireskandari , Ali Dabouei , Ali Rezai , Nasser M. Nasrabadi

Optical coherence tomography angiography (OCTA) is a novel non-invasive imaging modality that allows micron-level resolution to visualize the retinal microvasculature. The retinal vessel segmentation in OCTA images is still an open problem,…

图像与视频处理 · 电气工程与系统科学 2022-05-10 Mingchao Li , Yerui Chen , Weiwei Zhang , Qiang Chen

Purpose: To test the feasibility of using deep learning for optical coherence tomography angiography (OCTA) detection of diabetic retinopathy (DR). Methods: A deep learning convolutional neural network (CNN) architecture VGG16 was employed…

定量方法 · 定量生物学 2021-12-16 David Le , Minhaj Alam , Cham Yao , Jennifer I. Lim , R. V. P. Chan , Devrim Toslak , Xincheng Yao

The change of retinal vasculature is an early sign of many vascular and systematic diseases, such as diabetes and hypertension. Different behaviors of retinal arterioles and venules form an important metric to measure the disease severity.…

计算机视觉与模式识别 · 计算机科学 2018-12-04 Meng Li , Yan Zhang , Haicheng She , Jinqiong Zhou , Jia Jia , Danmei He , Li Zhang

This work aims to research an automatic method for detecting Age-related Macular Degeneration (AMD) lesions in RGB eye fundus images. For this, we align invasively obtained eye fundus contrast images (the "golden standard" diagnostic) to…

图像与视频处理 · 电气工程与系统科学 2021-10-19 Rokas Pečiulis , Mantas Lukoševičius , Algimantas Kriščiukaitis , Robertas Petrolis , Dovilė Buteikienė

The segmentation and analysis of coronary arteries from intravascular optical coherence tomography (IVOCT) is an important aspect of diagnosing and managing coronary artery disease. Current image processing methods are hindered by the time…

机器学习 · 计算机科学 2021-04-20 Arjun Balaji , Lachlan Kelsey , Kamran Majeed , Carl Schultz , Barry Doyle

Optical Coherence Tomography (OCT) is essential for diagnosing conditions such as glaucoma, diabetic retinopathy, and age-related macular degeneration. Accurate retinal layer segmentation enables quantitative biomarkers critical for…

图像与视频处理 · 电气工程与系统科学 2025-09-10 S M Asiful Islam Saky , Ugyen Tshering