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Medical Imaging is one of the growing fields in the world of computer vision. In this study, we aim to address the Diabetic Retinopathy (DR) problem as one of the open challenges in medical imaging. In this research, we propose a new lesion…

Image and Video Processing · Electrical Eng. & Systems 2021-08-19 Farzan Shenavarmasouleh , Farid Ghareh Mohammadi , M. Hadi Amini , Thiab Taha , Khaled Rasheed , Hamid R. Arabnia

Most statistical learning algorithms rely on an over-simplified assumption, that is, the train and test data are independent and identically distributed. In real-world scenarios, however, it is common for models to encounter data from new…

Image and Video Processing · Electrical Eng. & Systems 2023-04-07 Zheyuan Zhang , Bin Wang , Lanhong Yao , Ugur Demir , Debesh Jha , Ismail Baris Turkbey , Boqing Gong , Ulas Bagci

Automatic analysis of retinal blood images is of vital importance in diagnosis tasks of retinopathy. Segmenting vessels accurately is a fundamental step in analysing retinal images. However, it is usually difficult due to various imaging…

Computer Vision and Pattern Recognition · Computer Science 2019-02-12 Yishuo Zhang , Albert C. S. Chung

Blood vessel segmentation is a core task in medical image analysis for the care of vascular diseases and surgical planning, yet the challenges of providing expert vascular annotations pose a major obstacle for the progress of related deep…

Computer Vision and Pattern Recognition · Computer Science 2026-05-28 Erin Rainville , Melissa Ananian , Tristan Mirolla , Hassan Rivaz , Yiming Xiao

An organ segmentation method that can generalize to unseen contrasts and scanner settings can significantly reduce the need for retraining of deep learning models. Domain Generalization (DG) aims to achieve this goal. However, most DG…

Computer Vision and Pattern Recognition · Computer Science 2022-07-01 Yanwu Xu , Shaoan Xie , Maxwell Reynolds , Matthew Ragoza , Mingming Gong , Kayhan Batmanghelich

We present MaskGen, a theoretically grounded and deliberately simple approach for domain generalization in 3D biomedical image segmentation. Modern segmentation models degrade sharply under shifts in modality, disease severity, clinical…

Image and Video Processing · Electrical Eng. & Systems 2026-05-12 Sebo Diaz , Polina Golland , Elfar Adalsteinsson , Neel Dey

Although Digital Subtraction Angiography (DSA) is the most important imaging for visualizing cerebrovascular anatomy, its interpretation by clinicians remains difficult. This is particularly true when treating arteriovenous malformations…

Image and Video Processing · Electrical Eng. & Systems 2024-02-16 Kathleen Baur , Xin Xiong , Erickson Torio , Rose Du , Parikshit Juvekar , Reuben Dorent , Alexandra Golby , Sarah Frisken , Nazim Haouchine

Magnetic resonance imaging (MRI) is a vital diagnostic tool, but its inherently long acquisition times reduce clinical efficiency and patient comfort. Recent advancements in deep learning, particularly diffusion models, have improved…

Image and Video Processing · Electrical Eng. & Systems 2026-04-28 Yuxuan Zhang , Jinkui Hao , Bo Zhou

Automated segmentation of retinal blood vessels in label-free fundus images entails a pivotal role in computed aided diagnosis of ophthalmic pathologies, viz., diabetic retinopathy, hypertensive disorders and cardiovascular diseases. The…

Computer Vision and Pattern Recognition · Computer Science 2016-11-17 Avisek Lahiri , Abhijit Guha Roy , Debdoot Sheet , Prabir Kumar Biswas

Poor performance of quantitative analysis in histopathological Whole Slide Images (WSI) has been a significant obstacle in clinical practice. Annotating large-scale WSIs manually is a demanding and time-consuming task, unlikely to yield the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Sarah Cechnicka , James Ball , Hadrien Reynaud , Callum Arthurs , Candice Roufosse , Bernhard Kainz

Robot-guided catheter insertion has the potential to deliver urgent medical care in situations where medical personnel are unavailable. However, this technique requires accurate and reliable segmentation of anatomical landmarks in the body.…

Image and Video Processing · Electrical Eng. & Systems 2023-01-19 Cecilia Morales , Jason Yao , Tejas Rane , Robert Edman , Howie Choset , Artur Dubrawski

Disease complications can alter vascular network morphology and disrupt tissue functioning. Diabetic retinopathy, for example, is a complication of types 1 and 2 diabetes mellitus that can cause blindness. Microvascular diseases are…

Quantitative Methods · Quantitative Biology 2022-09-13 John T. Nardini , Charles W. J. Pugh , Helen M. Byrne

Leveraging multiple partially labeled datasets to train a model for multiple retinal disease screening reduces the reliance on fully annotated datasets, but remains challenging due to significant domain shifts across training datasets from…

Computer Vision and Pattern Recognition · Computer Science 2025-10-02 Boyi Zheng , Qing Liu

This paper presents a novel unsupervised domain adaptation method for cross-domain visual recognition. We propose a unified framework that reduces the shift between domains both statistically and geometrically, referred to as Joint…

Computer Vision and Pattern Recognition · Computer Science 2017-05-17 Jing Zhang , Wanqing Li , Philip Ogunbona

Methods for automated retinal vessel segmentation play an important role in the treatment and diagnosis of many eye and systemic diseases. With the fast development of deep learning methods, more and more retinal vessel segmentation methods…

Image and Video Processing · Electrical Eng. & Systems 2023-06-13 Gorana Gojić , Ognjen Kundačina , Dragiša Mišković , Dinu Dragan

Semantic segmentation is a critical step in automated image interpretation and analysis where pixels are classified into one or more predefined semantically meaningful classes. Deep learning approaches for semantic segmentation rely on…

Computer Vision and Pattern Recognition · Computer Science 2023-07-10 Tushar Kataria , Beatrice Knudsen , Shireen Elhabian

Traditional domain generalization methods often rely on domain alignment to reduce inter-domain distribution differences and learn domain-invariant representations. However, domain shifts are inherently difficult to eliminate, which limits…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Yuheng Xu , Taiping Zhang

Recent studies suggest that early stages of diabetic retinopathy (DR) can be diagnosed by monitoring vascular changes in the deep vascular complex. In this work, we investigate a novel method for automated DR grading based on optical…

Image and Video Processing · Electrical Eng. & Systems 2022-12-22 Linus Kreitner , Ivan Ezhov , Daniel Rueckert , Johannes C. Paetzold , Martin J. Menten

Due to the cross-domain distribution shift aroused from diverse medical imaging systems, many deep learning segmentation methods fail to perform well on unseen data, which limits their real-world applicability. Recent works have shown the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-06 Shangqi Gao , Hangqi Zhou , Yibo Gao , Xiahai Zhuang

Rapid advancements in medical image segmentation performance have been significantly driven by the development of Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs). These models follow the discriminative pixel-wise…

Image and Video Processing · Electrical Eng. & Systems 2024-08-21 Jiayu Huo , Xi Ouyang , Sébastien Ourselin , Rachel Sparks