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Related papers: Automatic Segmentation of Retinal Vasculature

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Digital image processing techniques have wide applications in different scientific fields including the medicine. By use of image processing algorithms, physicians have been more successful in diagnosis of different diseases and have…

Image and Video Processing · Electrical Eng. & Systems 2021-01-19 Sara Mardanisamani , Zahra Karimi , Akram Jamshidzadeh , Mehran Yazdi , Melika Farshad , Amirmehdi Farshad

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

Purpose: We proposed a deep convolutional neural network (CNN), named Retinal Fluid Segmentation Network (ReF-Net) to segment volumetric retinal fluid on optical coherence tomography (OCT) volume. Methods: 3 x 3-mm OCT scans were acquired…

Image and Video Processing · Electrical Eng. & Systems 2020-10-28 Yukun Guo , Tristan T. Hormel , Honglian Xiong , Jie Wang , Thomas S. Hwang , Yali Jia

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…

Image and Video Processing · Electrical Eng. & Systems 2019-12-19 Yukun Zhou , Zailiang Chen , Hailan Shen , Xianxian Zheng , Rongchang Zhao , Xuanchu Duan

Optical coherence tomography (OCT) is commonly used to analyze retinal layers for assessment of ocular diseases. In this paper, we propose a method for retinal layer segmentation and quantification of uncertainty based on Bayesian deep…

Computer Vision and Pattern Recognition · Computer Science 2018-09-13 Suman Sedai , Bhavna Antony , Dwarikanath Mahapatra , Rahil Garnavi

Accurate measurements of abnormalities like Artery-Vein ratio and tortuosity in fundus images is an actively researched task. Most of the research seems to compute such features independently. However, in this work, we have devised a fully…

Image and Video Processing · Electrical Eng. & Systems 2023-01-06 Aashis Khanal , Rolando Estrada

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

The acquisition of high-resolution retinal fundus images with a large field of view (FOV) is challenging due to technological, physiological and economic reasons. This paper proposes a fully automatic framework to reconstruct retinal images…

Computer Vision and Pattern Recognition · Computer Science 2016-02-11 Thomas Köhler , Axel Heinrich , Andreas Maier , Joachim Hornegger , Ralf P. Tornow

This paper proposes a Genetic Algorithm based segmentation method that can automatically segment gray-scale images. The proposed method mainly consists of spatial unsupervised grayscale image segmentation that divides an image into regions.…

Computer Vision and Pattern Recognition · Computer Science 2012-05-31 Amiya Halder , Soumajit Pramanik

MR images of fetuses allow clinicians to detect brain abnormalities in an early stage of development. The cornerstone of volumetric and morphologic analysis in fetal MRI is segmentation of the fetal brain into different tissue classes.…

Image and Video Processing · Electrical Eng. & Systems 2019-06-12 N. Khalili , N. Lessmann , E. Turk , N. Claessens , R. de Heus , T. Kolk , M. A. Viergever , M. J. N. L. Benders , I. Isgum

The accurate retinal vessel segmentation (RVS) is of great significance to assist doctors in the diagnosis of ophthalmology diseases and other systemic diseases. Manually designing a valid neural network architecture for retinal vessel…

Image and Video Processing · Electrical Eng. & Systems 2020-03-19 Zhun Fan , Jiahong Wei , Guijie Zhu , Jiajie Mo , Wenji Li

The accurate segmentation of retinal vessels in fundus images is a great challenge in medical image segmentation tasks due to their highly complex structure from other organs.Currently, deep-learning based methods for retinal cessel…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Yiwang Dong , Xiangyu Deng

Medical image segmentation is an important task for computer aided diagnosis. Pixelwise manual annotations of large datasets require high expertise and is time consuming. Conventional data augmentations have limited benefit by not fully…

Image and Video Processing · Electrical Eng. & Systems 2020-04-28 Dwarikanath Mahapatra , Behzad Bozorgtabar , Jean-Philippe Thiran , Ling Shao

Retinal artery/vein (A/V) classification plays a critical role in the clinical biomarker study of how various systemic and cardiovascular diseases affect the retinal vessels. Conventional methods of automated A/V classification are…

Image and Video Processing · Electrical Eng. & Systems 2020-07-21 Wenao Ma , Shuang Yu , Kai Ma , Jiexiang Wang , Xinghao Ding , Yefeng Zheng

There has been a significant increase from 2010 to 2016 in the number of people suffering from spine problems. The automatic image segmentation of the spine obtained from a computed tomography (CT) image is important for diagnosing spine…

Computer Vision and Pattern Recognition · Computer Science 2017-12-06 Malinda Vania , Dawit Mureja , Deukhee Lee

Real-world non-mydriatic retinal fundus photography is prone to artifacts, imperfections and low-quality when certain ocular or systemic co-morbidities exist. Artifacts may result in inaccuracy or ambiguity in clinical diagnoses. In this…

Image and Video Processing · Electrical Eng. & Systems 2023-02-07 Wenhui Zhu , Peijie Qiu , Mohammad Farazi , Keshav Nandakumar , Oana M. Dumitrascu , Yalin Wang

A wide range of techniques can be considered for segmentation of images of nanostructured surfaces. Manually segmenting these images is time-consuming and results in a user-dependent segmentation bias, while there is currently no consensus…

Image and Video Processing · Electrical Eng. & Systems 2020-08-31 Steff Farley , Jo E. A. Hodgkinson , Oliver M. Gordon , Joanna Turner , Andrea Soltoggio , Philip J. Moriarty , Eugenie Hunsicker

Automated segmentation plays a pivotal role in medical image analysis and computer-assisted interventions. Despite the promising performance of existing methods based on convolutional neural networks (CNNs), they neglect useful equivariant…

Image and Video Processing · Electrical Eng. & Systems 2025-01-27 Jiazhen Zhang , Yuexi Du , Nicha C. Dvornek , John A. Onofrey

Automatic segmentation of retinal vessels in fundus images plays an important role in the diagnosis of some diseases such as diabetes and hypertension. In this paper, we propose Deformable U-Net (DUNet), which exploits the retinal vessels'…

Computer Vision and Pattern Recognition · Computer Science 2019-05-21 Qiangguo Jin , Zhaopeng Meng , Tuan D. Pham , Qi Chen , Leyi Wei , Ran Su

Retinal vessel segmentation is generally grounded in image-based datasets collected with bench-top devices. The static images naturally lose the dynamic characteristics of retina fluctuation, resulting in diminished dataset richness, and…