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Diabetic retinopathy (DR) is a leading cause of blindness among diabetic patients. Deep learning models have shown promising results in automating the detection of DR. In the present work, we propose a new methodology that integrates a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-08 Susmita Ghosh , Abhiroop Chatterjee

Diabetic retinopathy is a severe complication of diabetes that can lead to permanent blindness if not treated promptly. Early and accurate diagnosis of the disease is essential for successful treatment. This paper introduces a deep learning…

Image and Video Processing · Electrical Eng. & Systems 2024-03-14 Hossein Shakibania , Sina Raoufi , Behnam Pourafkham , Hassan Khotanlou , Muharram Mansoorizadeh

While there have been increased researches using deep learning techniques for the extraction of vascular structure from the 2D en face OCTA, for such approach, it is known that the data annotation process on the curvilinear structure like…

Semantic segmentation requires dense pixel-level annotations, which are costly and time-consuming to acquire. To address this, we present SeSAM, a framework that uses a foundational segmentation model, i.e. Segment Anything Model (SAM),…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Anurag Das , Anna Kukleva , Xinting Hu , Yuki M. Asano , Bernt Schiele

Event-based eye tracking is a promising solution for efficient and low-power eye tracking in smart eyewear technologies. However, the novelty of event-based sensors has resulted in a limited number of available datasets, particularly those…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Andrea Simpsi , Andrea Aspesi , Simone Mentasti , Luca Merigo , Tommaso Ongarello , Matteo Matteucci

Medical image segmentation plays an important role in many image-guided clinical approaches. However, existing segmentation algorithms mostly rely on the availability of fully annotated images with pixel-wise annotations for training, which…

Computer Vision and Pattern Recognition · Computer Science 2024-04-23 Yuyan Shi , Jialu Ma , Jin Yang , Shasha Wang , Yichi Zhang

This study established a feature-enhanced adversarial semi-supervised semantic segmentation model to automatically annotate pulmonary embolism lesion areas in computed tomography pulmonary angiogram (CTPA) images. In current studies, all of…

Image and Video Processing · Electrical Eng. & Systems 2022-04-12 Ting-Wei Cheng , Jerry Chang , Ching-Chun Huang , Chin Kuo , Yun-Chien Cheng

The success of deep networks in medical image segmentation relies heavily on massive labeled training data. However, acquiring dense annotations is a time-consuming process. Weakly-supervised methods normally employ less expensive forms of…

Computer Vision and Pattern Recognition · Computer Science 2023-12-12 Mu Tian , Qinzhu Yang , Yi Gao

We propose to model complex visual scenes using a non-parametric Bayesian model learned from weakly labelled images abundant on media sharing sites such as Flickr. Given weak image-level annotations of objects and attributes without…

Computer Vision and Pattern Recognition · Computer Science 2017-08-09 Zhiyuan Shi , Yongxin Yang , Timothy M. Hospedales , Tao Xiang

Scene Parsing is a crucial step to enable autonomous systems to understand and interact with their surroundings. Supervised deep learning methods have made great progress in solving scene parsing problems, however, come at the cost of…

Computer Vision and Pattern Recognition · Computer Science 2019-03-26 Keng-Chi Liu , Yi-Ting Shen , Jan P. Klopp , Liang-Gee Chen

Rich high-quality annotated data is critical for semantic segmentation learning, yet acquiring dense and pixel-wise ground-truth is both labor- and time-consuming. Coarse annotations (e.g., scribbles, coarse polygons) offer an economical…

Computer Vision and Pattern Recognition · Computer Science 2018-08-29 Yadan Luo , Ziwei Wang , Zi Huang , Yang Yang , Cong Zhao

Accurate identification of breast masses is crucial in diagnosing breast cancer; however, it can be challenging due to their small size and being camouflaged in surrounding normal glands. Worse still, it is also expensive in clinical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Xinyu Xiong , Churan Wang , Wenxue Li , Guanbin Li

This work introduces VERSE, a methodology for analyzing and improving Vision-Language Models applied to Visually-rich Document Understanding by exploring their visual embedding space. VERSE enables the visualization of latent…

Computer Vision and Pattern Recognition · Computer Science 2026-01-09 Ignacio de Rodrigo , Alvaro J. Lopez-Lopez , Jaime Boal

Frame-level micro- and macro-expression spotting methods require time-consuming frame-by-frame observation during annotation. Meanwhile, video-level spotting lacks sufficient information about the location and number of expressions during…

Computer Vision and Pattern Recognition · Computer Science 2024-03-22 Wang-Wang Yu , Xian-Shi Zhang , Fu-Ya Luo , Yijun Cao , Kai-Fu Yang , Hong-Mei Yan , Yong-Jie Li

Diabetic Retinopathy (DR) is a significant cause of blindness globally, highlighting the urgent need for early detection and effective treatment. Recent advancements in Machine Learning (ML) techniques have shown promise in DR detection,…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 D. Dhinakaran , L. Srinivasan , D. Selvaraj , S. M. Udhaya Sankar

Deep neural networks usually require accurate and a large number of annotations to achieve outstanding performance in medical image segmentation. One-shot segmentation and weakly-supervised learning are promising research directions that…

Image and Video Processing · Electrical Eng. & Systems 2021-11-23 Wenhui Lei , Qi Su , Ran Gu , Na Wang , Xinglong Liu , Guotai Wang , Xiaofan Zhang , Shaoting Zhang

Retinopathy represents a group of retinal diseases that, if not treated timely, can cause severe visual impairments or even blindness. Many researchers have developed autonomous systems to recognize retinopathy via fundus and optical…

Image and Video Processing · Electrical Eng. & Systems 2021-11-05 Taimur Hassan , Bilal Hassan , Muhammad Usman Akram , Shahrukh Hashmi , Abdel Hakim Taguri , Naoufel Werghi

Early detection of newly emerging diseases, lesion severity assessment, differentiation of medical conditions and automated screening are examples for the wide applicability and importance of anomaly detection (AD) and unsupervised…

Computer Vision and Pattern Recognition · Computer Science 2025-09-17 Branko Mitic , Philipp Seeböck , Helmut Prosch , Georg Langs

When one wants to train a neural network to perform semantic segmentation, creating pixel-level annotations for each of the images in the database is a tedious task. If he works with aerial or satellite images, which are usually very large,…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Adrien Nivaggioli , Hicham Randrianarivo

Deep learning-based medical image segmentation helps assist diagnosis and accelerate the treatment process while the model training usually requires large-scale dense annotation datasets. Weakly semi-supervised medical image segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2024-11-19 Shiman Li , Jiayue Zhao , Shaolei Liu , Xiaokun Dai , Chenxi Zhang , Zhijian Song