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Related papers: Local Radon Descriptors for Image Search

200 papers

Objective: Lung ultrasonography is a significant advance toward a harmless lung imagery system. This work has investigated the automatic localization of diagnostically significant features in lung ultrasound pictures which are Pleural line,…

Image and Video Processing · Electrical Eng. & Systems 2023-06-23 Maria Farahi , Joan Aranda , Hessam Habibian , Alicia Casals

Dimensionality reduction (DR) is a popular method for preparing and analyzing high-dimensional data. Reduced data representations are less computationally intensive and easier to manage and visualize, while retaining a significant…

Machine Learning · Computer Science 2022-05-02 Avraam Bardos , Ioannis Mollas , Nick Bassiliades , Grigorios Tsoumakas

This paper is devoted to a Radon-type transform arising in Photoacoustic Tomography that uses integrating line detectors. We consider two situations: when the line detectors are tangent to the boundary of a cylindrical domain and when the…

Functional Analysis · Mathematics 2014-12-09 Sunghwan Moon

Contrastive learning, which aims to capture general representation from unlabeled images to initialize the medical analysis models, has been proven effective in alleviating the high demand for expensive annotations. Current methods mainly…

Computer Vision and Pattern Recognition · Computer Science 2022-08-18 Huai Chen , Renzhen Wang , Xiuying Wang , Jieyu Li , Qu Fang , Hui Li , Jianhao Bai , Qing Peng , Deyu Meng , Lisheng Wang

Establishing correspondences is a fundamental task in variety of image processing and computer vision applications. In particular, finding the correspondences between a non-linearly deformed image pair induced by different modality…

Computer Vision and Pattern Recognition · Computer Science 2019-01-07 Seungchul Ryu

Histologic examination plays a crucial role in oncology research and diagnostics. The adoption of digital scanning of whole slide images (WSI) has created an opportunity to leverage deep learning-based image classification methods to…

Computer Vision and Pattern Recognition · Computer Science 2024-01-23 Md Zahangir Alom , Quynh T. Tran , Brent A. Orr

Light field (LF) images containing information for multiple views have numerous applications, which can be severely affected by low-light imaging. Recent learning-based methods for low-light enhancement have some disadvantages, such as a…

Computer Vision and Pattern Recognition · Computer Science 2023-08-16 Shansi Zhang , Nan Meng , Edmund Y. Lam

Many interesting tasks in image restoration can be cast as linear inverse problems. A recent family of approaches for solving these problems uses stochastic algorithms that sample from the posterior distribution of natural images given the…

Image and Video Processing · Electrical Eng. & Systems 2022-10-14 Bahjat Kawar , Michael Elad , Stefano Ermon , Jiaming Song

Forward modeling of wave scattering and radar imaging mechanisms is the key to information extraction from synthetic aperture radar (SAR) images. Like inverse graphics in optical domain, an inherently-integrated forward-inverse approach…

Computer Vision and Pattern Recognition · Computer Science 2022-11-23 Shilei Fu , Feng Xu

Multi-label radiography image classification has long been a topic of interest in neural networks research. In this paper, we intend to classify such images using convolution neural networks with novel localization techniques. We will use…

Image and Video Processing · Electrical Eng. & Systems 2024-07-08 Lalit Pant , Shubham Arora

Image super-resolution (SR) methods essentially lead to a loss of some high-frequency (HF) information when predicting high-resolution (HR) images from low-resolution (LR) images without using external references. To address this issue, we…

Computer Vision and Pattern Recognition · Computer Science 2018-06-19 Sifeng Xia , Wenhan Yang , Jiaying Liu , Zongming Guo

Visual recognition research often assumes a sufficient resolution of the region of interest (ROI). That is usually violated in practice, inspiring us to explore the Very Low Resolution Recognition (VLRR) problem. Typically, the ROI in a…

Computer Vision and Pattern Recognition · Computer Science 2016-04-04 Zhangyang Wang , Shiyu Chang , Yingzhen Yang , Ding Liu , Thomas S. Huang

Deep convolution neural networks (CNN) have demonstrated advanced performance on single-label image classification, and various progress also have been made to apply CNN methods on multi-label image classification, which requires to…

Computer Vision and Pattern Recognition · Computer Science 2017-03-14 Junjie Zhang , Qi Wu , Chunhua Shen , Jian Zhang , Jianfeng Lu

The inverse Radon transform allows to obtain partonic double distributions from (extended) generalized parton distributions. We express the extension of generalized parton distributions by their dual parts, generalized distribution…

High Energy Physics - Phenomenology · Physics 2019-12-30 I. R. Gabdrakhmanov , D. Müller , O. V. Teryaev

Human face recognition is, indeed, a challenging task, especially under the illumination and pose variations. We examine in the present paper effectiveness of two simple algorithms using coiflet packet and Radon transforms to recognize…

Computer Vision and Pattern Recognition · Computer Science 2012-07-12 Sambhunath Biswas , Amrita Biswas

There is rising interest in differentiable rendering, which allows explicitly modeling geometric priors and constraints in optimization pipelines using first-order methods such as backpropagation. Incorporating such domain knowledge can…

Image and Video Processing · Electrical Eng. & Systems 2023-08-09 Michael Wilmanski , Jonathan Tamir

Among the representation learning, the low-rank representation (LRR) is one of the hot research topics in many fields, especially in image processing and pattern recognition. Although LRR can capture the global structure, the ability of…

Computer Vision and Pattern Recognition · Computer Science 2018-12-19 Hui Li , Xiao-Jun Wu

Implicit Neural Representation (INR) has been emerging in computer vision in recent years. It has been shown to be effective in parameterising continuous signals such as dense 3D models from discrete image data, e.g. the neural radius field…

Computer Vision and Pattern Recognition · Computer Science 2023-04-21 Wentian Xu , Jianbo Jiao

The ability of capturing fine spectral discriminative information enables hyperspectral images (HSIs) to observe, detect and identify objects with subtle spectral discrepancy. However, the captured HSIs may not represent true distribution…

Image and Video Processing · Electrical Eng. & Systems 2022-05-19 Na Liu , Wei Li , Yinjian Wang , Rao Tao , Qian Du , Jocelyn Chanussot

Realistic image super-resolution (SR) focuses on transforming real-world low-resolution (LR) images into high-resolution (HR) ones, handling more complex degradation patterns than synthetic SR tasks. This is critical for applications like…

Computer Vision and Pattern Recognition · Computer Science 2025-11-24 Chaowei Fang , Bolin Fu , De Cheng , Lechao Cheng , Guanbin Li