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Deep learning based image denoising methods have been extensively investigated. In this paper, attention mechanism enhanced kernel prediction networks (AME-KPNs) are proposed for burst image denoising, in which, nearly cost-free attention…

Image and Video Processing · Electrical Eng. & Systems 2020-01-30 Bin Zhang , Shenyao Jin , Yili Xia , Yongming Huang , Zixiang Xiong

The coarse-grained propagation of Galactic cosmic rays (CRs) is traditionally constrained by phenomenological models of Milky Way CR propagation fit to a variety of direct and indirect observables; however, constraining the fine-grained…

Astrophysics of Galaxies · Physics 2024-02-07 Chad Bustard , John Wu

Cosmic-ray (CR) anti-nuclei are often considered as important observables for dark matter (DM) indirect detections at low kinetic energies below GeV per nucleon. Since the primary CR fluxes drop quickly towards high energies, the secondary…

High Energy Physics - Phenomenology · Physics 2021-07-07 Yu-Chen Ding , Nan Li , Chun-Cheng Wei , Yu-Feng Zhou

In recent years, space-born experiments have delivered new measurements of high energy cosmic-ray (CR) $\bar p$ and $e^+$. In addition, unprecedented sensitivity to CR composite anti-nuclei anti-d and anti-He is expected to be achieved in…

High Energy Astrophysical Phenomena · Physics 2017-09-20 Kfir Blum , Ryosuke Sato , Eli Waxman

Recent works have shown that exploiting multi-scale representations deeply learned via convolutional neural networks (CNN) is of tremendous importance for accurate contour detection. This paper presents a novel approach for predicting…

Computer Vision and Pattern Recognition · Computer Science 2018-01-03 Dan Xu , Wanli Ouyang , Xavier Alameda-Pineda , Elisa Ricci , Xiaogang Wang , Nicu Sebe

Cosmic rays are a known problem in astronomy, causing both loss of data and data inaccuracy. The problem becomes even more extreme when considering data from a high-radiation environment, such as in orbit around Earth or outside the Earth's…

Instrumentation and Methods for Astrophysics · Physics 2015-05-30 Rachel E. Anderson , Karl D. Gordon

Deep learning is currently the state-of-the-art for automated detection of referable diabetic retinopathy (DR) from color fundus photographs (CFP). While the general interest is put on improving results through methodological innovations,…

Image and Video Processing · Electrical Eng. & Systems 2022-10-10 Tomás Castilla , Marcela S. Martínez , Mercedes Leguía , Ignacio Larrabide , José Ignacio Orlando

As we enter the era of large imaging surveys such as $\textit{Roman}$, Rubin, and $\textit{Euclid}$, a deeper understanding of potential biases and selection effects in optical astronomical catalogs created with the use of ML-based methods…

The significant portion of diabetic patients was affected due to major blindness caused by Diabetic retinopathy (DR). For diabetic retinopathy, lesion segmentation, and detection the comprehensive examination is delved into the deep…

Artificial Intelligence · Computer Science 2024-11-20 Syed Mohd Faisal Malik , Md Tabrez Nafis , Mohd Abdul Ahad , Safdar Tanweer

The focal plane of the NIRSpec instrument on board the James Webb Space Telescope (JWST) is equipped with two Teledyne H2RG near-IR detectors, state-of-the-art HgCdTe sensors with excellent noise performance. Once JWST is in space, however,…

Instrumentation and Methods for Astrophysics · Physics 2019-08-14 G. Giardino , S. Birkmann , M. Robberto , P. Ferruit , B. J. Rauscher , M. Sirianni , C. Alves de Oliveira , T. Boeker , N. Luetzgendorf , M. te Plate , E. Puga , T. Rawle

We investigate the efficacy of data augmentations to close the domain gap in spaceborne computer vision, crucial for autonomous operations like on-orbit servicing. As the use of computer vision in space increases, challenges such as hostile…

Computer Vision and Pattern Recognition · Computer Science 2024-10-22 Maximilian Ulmer , Leonard Klüpfel , Maximilian Durner , Rudolph Triebel

Galaxy-scale strong gravitational lensing is not only a valuable probe of the dark matter distribution of massive galaxies, but can also provide valuable cosmological constraints, either by studying the population of strong lenses or by…

Instrumentation and Methods for Astrophysics · Physics 2017-12-06 Francois Lanusse , Quanbin Ma , Nan Li , Thomas E. Collett , Chun-Liang Li , Siamak Ravanbakhsh , Rachel Mandelbaum , Barnabas Poczos

Diabetic retinopathy (DR) is a leading cause of vision impairment worldwide, and automated grading systems play a crucial role in large-scale screening programs. However, deep learning models often exhibit degraded performance when deployed…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Afshan Hashmi

Forthcoming surveys such as the Large Synoptic Survey Telescope (LSST) and Euclid necessitate automatic and efficient identification methods of strong lensing systems. We present a strong lensing identification approach that utilizes a…

Instrumentation and Methods for Astrophysics · Physics 2019-08-29 Camille Avestruz , Nan Li , Hanjue Zhu , Matthew Lightman , Thomas E. Collett , Wentao Luo

As deep neural networks(DNN) become increasingly prevalent, particularly in high-stakes areas such as autonomous driving and healthcare, the ability to detect incorrect predictions of models and intervene accordingly becomes crucial for…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Ge Yan , Tsui-Wei Weng

Object detection has recently seen an interesting trend in terms of the most innovative research work, this task being of particular importance in the field of remote sensing, given the consistency of these images in terms of geographical…

Computer Vision and Pattern Recognition · Computer Science 2025-06-02 Anasse Boutayeb , Iyad Lahsen-cherif , Ahmed El Khadimi

Space-based X-ray detectors are subject to significant fluxes of charged particles in orbit, notably energetic cosmic ray protons, contributing a significant background. We develop novel machine learning algorithms to detect charged…

Instrumentation and Methods for Astrophysics · Physics 2020-12-04 D. R. Wilkins , S. W. Allen , E. D. Miller , M. Bautz , T. Chattopadhyay , S. Fort , C. E. Grant , S. Herrmann , R. Kraft , R. G. Morris , P. Nulsen

In recent years, the focus is on improving the diagnosis of diabetic retinopathy (DR) using machine learning and deep learning technologies. Researchers have explored various approaches, including the use of high-definition medical imaging,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Saideep Kilaru , Kothamasu Jayachandra , Tanishka Yagneshwar , Suchi Kumari

Traditional cosmic ray filtering algorithms used in X-ray imaging detectors aboard space telescopes perform event reconstruction based on the properties of activated pixels above a certain energy threshold, within 3x3 or 5x5 pixel sliding…

In this paper, we improve the challenging monocular 3D object detection problem with a general semi-supervised framework. Specifically, having observed that the bottleneck of this task lies in lacking reliable and informative samples to…

Computer Vision and Pattern Recognition · Computer Science 2023-03-21 Zhenyu Li , Zhipeng Zhang , Heng Fan , Yuan He , Ke Wang , Xianming Liu , Junjun Jiang