English
Related papers

Related papers: OTCXR: Rethinking Self-supervised Alignment using …

200 papers

The objective in statistical Optimal Transport (OT) is to consistently estimate the optimal transport plan/map solely using samples from the given source and target marginal distributions. This work takes the novel approach of posing…

Machine Learning · Computer Science 2020-11-11 J. Saketha Nath , Pratik Jawanpuria

Semi-supervised learning (SSL) has emerged as a promising paradigm for breast ultrasound (BUS) image segmentation, but it often suffers from unstable pseudo labels under extremely limited annotations, leading to inaccurate supervision and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Ruili Li , Jiayi Ding , Ruiyu Li , Yilun Jin , Shiwen Ge , Yuwen Zeng , Xiaoyong Zhang , Eichi Takaya , Jan Vrba , Noriyasu Homma

Supervised learning demands large amounts of precisely annotated data to achieve promising results. Such data curation is labor-intensive and imposes significant overhead regarding time and costs. Self-supervised learning (SSL) partially…

Computer Vision and Pattern Recognition · Computer Science 2025-05-21 Thangarajah Akilan , Nusrat Jahan , Wandong Zhang

Self-supervised learning (SSL) has recently achieved promising performance for 3D medical image analysis tasks. Most current methods follow existing SSL paradigm originally designed for photographic or natural images, which cannot…

Computer Vision and Pattern Recognition · Computer Science 2023-08-21 Yankai Jiang , Mingze Sun , Heng Guo , Xiaoyu Bai , Ke Yan , Le Lu , Minfeng Xu

Chest X-ray radiographs (CXRs) play a pivotal role in diagnosing and monitoring cardiopulmonary diseases. However, lung opacities in CXRs frequently obscure anatomical structures, impeding clear identification of lung borders and…

Image and Video Processing · Electrical Eng. & Systems 2025-03-30 Junzhi Ning , Dominic Marshall , Yijian Gao , Xiaodan Xing Yang Nan , Yingying Fang , Sheng Zhang , Matthieu Komorowski , Guang Yang

Recent advancements in deep learning for Medical Artificial Intelligence have demonstrated that models can match the diagnostic performance of clinical experts in adult chest X-ray (CXR) interpretation. However, their application in the…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Sheng Cheng , Zbigniew A. Starosolski , Devika Subramanian

Handwritten Text Recognition (HTR) is a relevant problem in computer vision, and implies unique challenges owing to its inherent variability and the rich contextualization required for its interpretation. Despite the success of…

Artificial Intelligence · Computer Science 2025-06-19 Carlos Penarrubia , Carlos Garrido-Munoz , Jose J. Valero-Mas , Jorge Calvo-Zaragoza

Recent advances in whole-slide image (WSI) scanners and computational capabilities have significantly propelled the application of artificial intelligence in histopathology slide analysis. While these strides are promising, current…

Computer Vision and Pattern Recognition · Computer Science 2023-11-15 Weiyi Wu , Chongyang Gao , Joseph DiPalma , Soroush Vosoughi , Saeed Hassanpour

Recent artificial intelligence (AI) algorithms have achieved radiologist-level performance on various medical classification tasks. However, only a few studies addressed the localization of abnormal findings from CXR scans, which is…

Image and Video Processing · Electrical Eng. & Systems 2022-08-09 Hieu H. Pham , Ha Q. Nguyen , Hieu T. Nguyen , Linh T. Le , Lam Khanh

Remote sensing data has been widely used for various Earth Observation (EO) missions such as land use and cover classification, weather forecasting, agricultural management, and environmental monitoring. Most existing remote sensing…

Computer Vision and Pattern Recognition · Computer Science 2023-11-14 Xin Zhang , Liangxiu Han

Exploiting available medical records to train high performance computer-aided diagnosis (CAD) models via the semi-supervised learning (SSL) setting is emerging to tackle the prohibitively high labor costs involved in large-scale medical…

Computer Vision and Pattern Recognition · Computer Science 2021-02-17 Yirui Wang , Kang Zheng , Chi-Tung Chang , Xiao-Yun Zhou , Zhilin Zheng , Lingyun Huang , Jing Xiao , Le Lu , Chien-Hung Liao , Shun Miao

While recent advancements in Image Super-Resolution (SR) using diffusion models have shown promise in improving overall image quality, their application to scene text images has revealed limitations. These models often struggle with…

Computer Vision and Pattern Recognition · Computer Science 2025-05-30 Keren Ye , Ignacio Garcia Dorado , Michalis Raptis , Mauricio Delbracio , Irene Zhu , Peyman Milanfar , Hossein Talebi

The optimal transport (OT) map offers the most economical way to transfer one probability measure distribution to another. Classical OT theory does not involve a discussion of preserving topological connections and orientations in…

General Topology · Mathematics 2025-07-03 Yuping Lv , Qi Zhao , Xuebin Chang , Wei Zeng

Strong speckle noise is inherent to optical coherence tomography (OCT) imaging and represents a significant obstacle for accurate quantitative analysis of retinal structures which is key for advances in clinical diagnosis and monitoring of…

Image and Video Processing · Electrical Eng. & Systems 2023-12-11 Shijie Li , Palaiologos Alexopoulos , Anse Vellappally , Ronald Zambrano , Wollstein Gadi , Guido Gerig

Semantic segmentation of various tissue and nuclei types in histology images is fundamental to many downstream tasks in the area of computational pathology (CPath). In recent years, Deep Learning (DL) methods have been shown to perform well…

Computer Vision and Pattern Recognition · Computer Science 2023-02-14 Raja Muhammad Saad Bashir , Talha Qaiser , Shan E Ahmed Raza , Nasir M. Rajpoot

We present a self-supervised learning (SSL) method suitable for semi-global tasks such as object detection and semantic segmentation. We enforce local consistency between self-learned features, representing corresponding image locations of…

Computer Vision and Pattern Recognition · Computer Science 2022-12-09 Ashraful Islam , Ben Lundell , Harpreet Sawhney , Sudipta Sinha , Peter Morales , Richard J. Radke

Optical Coherence Tomography Angiography (OCTA) is a non-invasive imaging technique that provides high-resolution cross-sectional images of the retina, which are useful for diagnosing and monitoring various retinal diseases. However, manual…

Image and Video Processing · Electrical Eng. & Systems 2023-11-07 Can Koz , Onat Dalmaz , Mertay Dayanc

Semi-supervised medical image segmentation has shown promise in training models with limited labeled data and abundant unlabeled data. However, state-of-the-art methods ignore a potentially valuable source of unsupervised semantic…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Qianying Liu , Paul Henderson , Xiao Gu , Hang Dai , Fani Deligianni

A key requirement for the success of supervised deep learning is a large labeled dataset - a condition that is difficult to meet in medical image analysis. Self-supervised learning (SSL) can help in this regard by providing a strategy to…

Computer Vision and Pattern Recognition · Computer Science 2020-11-02 Krishna Chaitanya , Ertunc Erdil , Neerav Karani , Ender Konukoglu

Optimal transport (OT) is a widely used technique in machine learning, graphics, and vision that aligns two distributions or datasets using their relative geometry. In symmetry-rich settings, however, OT alignments based solely on pairwise…

Machine Learning · Computer Science 2025-09-26 Annabel Ma , Kaiying Hou , David Alvarez-Melis , Melanie Weber