Results 1 to 10 of about 28,863 (210)

Three-Dimensional ISAR Imaging: A Review

open access: yesJournal of Engineering, 2019
Three-dimensional (3D) inverse synthetic aperture radar (ISAR) imaging has been proven feasible by combining traditional ISAR imaging and interferometry.
Elisa Giusti   +2 more
exaly   +3 more sources

A Metalearning-based Sparse Aperture ISAR Imaging Method

open access: yesLeida xuebao, 2023
Sparse Aperture-Inverse Synthetic Aperture Radar (SA-ISAR) imaging methods aim to reconstruct high-quality ISAR images from the corresponding incomplete ISAR echoes.
Jingyuan XIA   +5 more
doaj   +2 more sources

An ISAR Image Component Recognition Method Based on Semantic Segmentation and Mask Matching

open access: yesSensors, 2023
The inverse synthetic aperture radar (ISAR) image is a kind of target feature data acquired by radar for moving targets, which can reflect the shape, structure, and motion information of the target, and has attracted a great deal of attention from the ...
Wang Lu, Xinli Zhu
exaly   +3 more sources

ISAR-Mamba: A Dual-Stream Gated Mamba with Hierarchical Spatial Summaries for ISAR Image Captioning [PDF]

open access: yesSensors
Inverse Synthetic Aperture Radar (ISAR) imagery plays a crucial role in space situational awareness, yet its interpretation remains largely confined to tasks such as classification and segmentation, lacking the ability to generate detailed natural ...
Yonghua He   +8 more
doaj   +2 more sources

Comparison of G8 and ISAR Screening Results in Geriatric Urology

open access: yesMedicines (Basel, Switzerland), 2021
Background: The G8 and ISAR scores are two different screening tools for geriatric risk factors and frailty. The aim of this study was to compare the G8 and ISAR screening results in a cohort of urogeriatric patients to help clinicians to better ...
Marcus Horstmann
exaly   +3 more sources

CLISAR-Net: A Deformation-Robust ISAR Image Classification Network Using Contrastive Learning

open access: yesRemote Sensing, 2022
The inherent unknown deformations of inverse synthetic aperture radar (ISAR) images, such as translation, scaling, and rotation, pose great challenges to space target classification. To achieve high-precision classification for ISAR images, a deformation-
Peishuang Ni   +5 more
doaj   +1 more source

Multiview ISAR Imaging for Complex Targets Based on Improved SBR Scattering Model

open access: yesInternational Journal of Antennas and Propagation, 2021
A novel multiview inverse synthetic aperture radar (ISAR) imaging method is proposed to simulate high-resolution and identifiable ISAR image of complex targets by handling large-angle and wide-bandwidth scattering data.
Tiantian Feng, Lixin Guo
doaj   +1 more source

Identification of hospitalized elderly patients at risk for adverse in-hospital outcomes in a university orthopedics and trauma surgery environment. [PDF]

open access: yesPLoS ONE, 2017
As a consequence of demographic changes, hospitals are confronted with increasing numbers of elderly patients, who are at high risk of adverse events during hospitalization.
Janine Gronewold   +3 more
doaj   +1 more source

A New Denoising System for SONAR Images

open access: yesEURASIP Journal on Image and Video Processing, 2009
The SONAR images are perturbed by speckle noise. The use of speckle reduction filters is necessary to optimize the image exploitation procedures.
Alexandru Isar, Sorin Moga, Dorina Isar
doaj   +2 more sources

GNSS-Based Passive Inverse SAR Imaging

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2023
The utilization of global navigation satellite system (GNSS) signals for remote sensing has been a hot topic recently. In this article, the feasibility of the GNSS-based passive inverse synthetic aperture radar (P-ISAR) is analyzed. GNSS-based P-ISAR can
Pengbo Wang   +4 more
doaj   +1 more source

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