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Retinal vessel segmentation is of great interest for diagnosis of retinal vascular diseases. To further improve the performance of vessel segmentation, we propose IterNet, a new model based on UNet, with the ability to find obscured details…

Image and Video Processing · Electrical Eng. & Systems 2019-12-13 Liangzhi Li , Manisha Verma , Yuta Nakashima , Hajime Nagahara , Ryo Kawasaki

Accurate identification of arteries and veins in ultrasound images is crucial for vascular examinations and interventions in robotics-assisted surgeries. However, current methods for ultrasound vessel segmentation face challenges in…

Image and Video Processing · Electrical Eng. & Systems 2024-08-01 Yimeng Geng , Gaofeng Meng , Mingcong Chen , Guanglin Cao , Mingyang Zhao , Jianbo Zhao , Hongbin Liu

The accurate segmentation of multiple types of lesions from adjacent tissues in medical images is significant in clinical practice. Convolutional neural networks (CNNs) based on the coarse-to-fine strategy have been widely used in this…

Image and Video Processing · Electrical Eng. & Systems 2021-10-12 Xiangyu Zhao , Peng Zhang , Fan Song , Chenbin Ma , Guangda Fan , Yangyang Sun , Youdan Feng , Guanglei Zhang

In recent years, the use of deep learning is becoming increasingly popular in computer vision. However, the effective training of deep architectures usually relies on huge sets of annotated data. This is critical in the medical field where…

Image and Video Processing · Electrical Eng. & Systems 2019-07-30 Paolo Andreini , Simone Bonechi , Monica Bianchini , Alessandro Mecocci , Franco Scarselli , Andrea Sodi

Automated optic disc (OD) and optic cup (OC) segmentation in fundus images is relevant to efficiently measure the vertical cup-to-disc ratio (vCDR), a biomarker commonly used in ophthalmology to determine the degree of glaucomatous optic…

The main focus of image mining in the proposed method is concerned with the classification of brain tumor in the CT scan brain images. The major steps involved in the system are: pre-processing, feature extraction, association rule mining…

Computer Vision and Pattern Recognition · Computer Science 2010-03-25 P. Rajendran , M. Madheswaran

Accurate segmentation of retinal vessels is a basic step in Diabetic retinopathy(DR) detection. Most methods based on deep convolutional neural network (DCNN) have small receptive fields, and hence they are unable to capture global context…

Computer Vision and Pattern Recognition · Computer Science 2019-04-12 Yun Jiang , Ning Tan , Tingting Peng , Hai Zhang

In recent years, the incidence of vision-threatening eye diseases has risen dramatically, necessitating scalable and accurate screening solutions. This paper presents a comprehensive study on deep learning architectures for the automated…

Computer Vision and Pattern Recognition · Computer Science 2025-12-12 Mohammad Sadegh Gholizadeh , Amir Arsalan Rezapour

Skin lesion segmentation is one of the crucial steps for an efficient non-invasive computer-aided early diagnosis of melanoma. This paper investigates how color information, besides saliency, can be used to determine the pigmented lesion…

Image and Video Processing · Electrical Eng. & Systems 2021-11-08 Giuliana Ramella

To improve the segmentation of diabetic retinopathy lesions (microaneurysms, hemorrhages, exudates, and soft exudates), we implemented a binary segmentation method specific to each type of lesion. As post-segmentation, we combined the…

Computer Vision and Pattern Recognition · Computer Science 2025-04-25 Meher Boulaabi , Takwa Ben Aïcha Gader , Afef Kacem Echi , Sameh Mbarek

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…

Accurate detection and segmentation of cone cells in the retina are essential for diagnosing and managing retinal diseases. In this study, we used advanced imaging techniques, including confocal and non-confocal split detector images from…

Image and Video Processing · Electrical Eng. & Systems 2024-10-22 Prajol Shrestha , Mikhail Kulyabin , Aline Sindel , Hilde R. Pedersen , Stuart Gilson , Rigmor Baraas , Andreas Maier

The automatic segmentation of retinal layer structures enables clinically-relevant quantification and monitoring of eye disorders over time in OCT imaging. Eyes with late-stage diseases are particularly challenging to segment, as their…

Computer Vision and Pattern Recognition · Computer Science 2017-07-18 Stefanos Apostolopoulos , Sandro De Zanet , Carlos Ciller , Sebastian Wolf , Raphael Sznitman

Many automatic skin lesion diagnosis systems use segmentation as a preprocessing step to diagnose skin conditions because skin lesion shape, border irregularity, and size can influence the likelihood of malignancy. This paper presents,…

Computer Vision and Pattern Recognition · Computer Science 2017-10-04 Bill S. Lin , Kevin Michael , Shivam Kalra , H. R. Tizhoosh

In recent years, research has highlighted the association between increased adipose tissue surrounding the human heart and elevated susceptibility to cardiovascular diseases such as atrial fibrillation and coronary heart disease. However,…

Computer Vision and Pattern Recognition · Computer Science 2026-05-20 Guilherme Santos da Silva , Dalcimar Casanova , Jefferson Tales Oliva , Erick Oliveira Rodrigues

State-of-the-art methods for retinal vessel segmentation mainly rely on manually labeled vessels as the ground truth for supervised training. The quality of manual labels plays an essential role in the segmentation accuracy, while in…

Image and Video Processing · Electrical Eng. & Systems 2019-12-06 Yunqiao Yang , Zhiwei Wang , Jingen Liu , Kwang-Ting Cheng , Xin Yang

Today Bayesian networks are more used in many areas of decision support and image processing. In this way, our proposed approach uses Bayesian Network to modelize the segmented image quality. This quality is calculated on a set of…

Computer Vision and Pattern Recognition · Computer Science 2015-01-23 Mohamed Ali Mahjoub , Mohamed Mhiri

Intraoperative segmentation and tracking of minimally invasive instruments is a prerequisite for computer- and robotic-assisted surgery. Since additional hardware like tracking systems or the robot encoders are cumbersome and lack accuracy,…

Melanoma is the deadliest form of skin cancer. Computer systems can assist in melanoma detection, but are not widespread in clinical practice. In 2016, an open challenge in classification of dermoscopic images of skin lesions was announced.…

Machine Learning · Statistics 2018-02-06 Kajsa Møllersen , Maciel Zortea , Thomas R. Schopf , Herbert Kirchesch , Fred Godtliebsen

Optical coherence tomography angiography (OCTA) is a novel non-invasive imaging modality for the visualisation of microvasculature in vivo that has encountered broad adoption in retinal research. OCTA potential in the assessment of…

Image and Video Processing · Electrical Eng. & Systems 2020-06-02 Ylenia Giarratano , Eleonora Bianchi , Calum Gray , Andrew Morris , Tom MacGillivray , Baljean Dhillon , Miguel O. Bernabeu