English
Related papers

Related papers: Retinal Vessel Segmentation Using the 2-D Morlet W…

200 papers

Computer methods and image processing provide medical doctors assistance at any time and relieve their workload, especially for iterative processes like identifying objects of interest such as lesions and anatomical structures from the…

Medical Physics · Physics 2020-04-27 Meysam Tavakoli , Faraz Kalantari , Alireza Golestaneh

Automated detection and segmentation of surgical devices, such as catheters or wires, in X-ray fluoroscopic images have the potential to enhance image guidance in minimally invasive heart surgeries. In this paper, we present a convolutional…

Computer Vision and Pattern Recognition · Computer Science 2025-03-05 Lin Xi , Yingliang Ma , Ethan Koland , Sandra Howell , Aldo Rinaldi , Kawal S. Rhode

Automatic and robust segmentation of the left ventricle (LV) in magnetic resonance images (MRI) has remained challenging for many decades. With the great success of deep learning in object detection and classification, the research focus of…

Image and Video Processing · Electrical Eng. & Systems 2023-07-10 ZiHao Wang , ZhenZhou Wang

We propose an unsupervised image segmentation approach, that combines a variational energy functional and deep convolutional neural networks. The variational part is based on a recent multichannel multiphase Chan-Vese model, which is…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Nadja Gruber , Johannes Schwab , Sebastien Court , Elke Gizewski , Markus Haltmeier

We present a cascade deep neural network to segment retinal vessels in volumetric optical coherence tomography (OCT). Two types of knowledge are infused into the network for confining the searching regions. (1) Histology. The retinal…

Image and Video Processing · Electrical Eng. & Systems 2019-10-22 Liyang Fang , Jianlong Yang , Lei Mou , Huihong Zhang , Zhenjie Chai , Zhi Chen , Jiang Liu

We propose an approach to instance-level image segmentation that is built on top of category-level segmentation. Specifically, for each pixel in a semantic category mask, its corresponding instance bounding box is predicted using a deep…

Computer Vision and Pattern Recognition · Computer Science 2016-05-24 Zifeng Wu , Chunhua Shen , Anton van den Hengel

This paper develops a novel encoder-decoder deep network architecture which exploits the several contextual frames of 2D+t sequential images in a sliding window centered at current frame to segment 2D vessel masks from the current frame.…

Computer Vision and Pattern Recognition · Computer Science 2021-02-11 Dongdong Hao , Song Ding , Linwei Qiu , Yisong Lv , Baowei Fei , Yueqi Zhu , Binjie Qin

Automatic segmentation in MR brain images is important for quantitative analysis in large-scale studies with images acquired at all ages. This paper presents a method for the automatic segmentation of MR brain images into a number of tissue…

Computer Vision and Pattern Recognition · Computer Science 2017-04-12 Pim Moeskops , Max A. Viergever , Adriënne M. Mendrik , Linda S. de Vries , Manon J. N. L. Benders , Ivana Išgum

We present a novel approach to automatically segment magnetic resonance (MR) images of the human brain into anatomical regions. Our methodology is based on a deep artificial neural network that assigns each voxel in an MR image of the brain…

Computer Vision and Pattern Recognition · Computer Science 2015-06-26 Alexandre de Brebisson , Giovanni Montana

Focusing on the complicated pathological features, such as blurred boundaries, severe scale differences between symptoms, background noise interference, etc., in the task of retinal edema lesions joint segmentation from OCT images and…

Image and Video Processing · Electrical Eng. & Systems 2024-01-03 Meng Wang , Kai Yu , Chun-Mei Feng , Ke Zou , Yanyu Xu , Qingquan Meng , Rick Siow Mong Goh , Yong Liu , Huazhu Fu

Automatic segmentation of neuronal topology is critical for handling large scale neuroimaging data, as it can greatly accelerate neuron annotation and analysis. However, the intricate morphology of neuronal branches and the occlusions among…

Image and Video Processing · Electrical Eng. & Systems 2025-08-01 Huayu Fu , Jiamin Li , Haozhi Qu , Xiaolin Hu , Zengcai Guo

Accurate detection of retinal vessels plays a critical role in reflecting a wide range of health status indicators in the clinical diagnosis of ocular diseases. Recently, advances in deep learning have led to a surge in retinal vessel…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Jiawen Liu , Yuanbo Zeng , Jiaming Liang , Yizhen Yang , Yiheng Zhang , Enhui Cai , Xiaoqi Sheng , Hongmin Cai

A supervised diagnosis system for digital mammogram is developed. The diagnosis processes are done by transforming the data of the images into a feature vector using wavelets multilevel decomposition. This vector is used as the feature…

Image and Video Processing · Electrical Eng. & Systems 2020-03-09 Essam A. Rashed , and Mohamed G. Awad

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

The Computer-Assisted Diagnosis systems could save workloads and give objective diagnostic to ophthalmologists. At first, feature extraction is a fundamental step. One of these retinal features is the fovea. The fovea is a small fossa on…

Medical Physics · Physics 2020-04-21 Meysam Tavakoli , Patrick Kelley , Mahdieh Nazar , Faraz Kalantari

Structural magnetic resonance imaging (MRI) has been widely utilized for analysis and diagnosis of brain diseases. Automatic segmentation of brain tumors is a challenging task for computer-aided diagnosis due to low-tissue contrast in the…

Image and Video Processing · Electrical Eng. & Systems 2020-11-22 Mohammad Hamghalam , Baiying Lei , Tianfu Wang

Experts use retinal images and vessel trees to detect and diagnose various eye, blood circulation, and brain-related diseases. However, manual segmentation of retinal images is a time-consuming process that requires high expertise and is…

Image and Video Processing · Electrical Eng. & Systems 2023-08-17 Alnur Alimanov , Md Baharul Islam

A major obstacle in instance segmentation is that existing methods often need many per-pixel labels in order to be effective. These labels require large human effort and for certain applications, such labels are not readily available. To…

Computer Vision and Pattern Recognition · Computer Science 2019-07-03 Issam H. Laradji , David Vazquez , Mark Schmidt

Hyperspectral images often have hundreds of spectral bands of different wavelengths captured by aircraft or satellites that record land coverage. Identifying detailed classes of pixels becomes feasible due to the enhancement in spectral and…

Computer Vision and Pattern Recognition · Computer Science 2022-04-21 Raymond H. Chan , Ruoning Li

The caliber and configuration of retinal blood vessels serve as important biomarkers for various diseases and medical conditions. A thorough analysis of the retinal vasculature requires the segmentation of the blood vessels and their…

Image and Video Processing · Electrical Eng. & Systems 2025-03-13 José Morano , Guilherme Aresta , Hrvoje Bogunović