Zobrazeno 1 - 10
of 822
pro vyhledávání: '"Daoxiang An"'
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 18, Pp 308-320 (2025)
In recent years, deep learning technology has made significant progress in the field of target detection and recognition in synthetic aperture radar (SAR) images, yet its application still faces complex challenges. Despite deep neural network models
Externí odkaz:
https://doaj.org/article/a1b03adda4054149bbc1f85e61c46c91
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 2409-2421 (2024)
The generation of high-precision ground digital elevation models (DEMs) based on synthetic aperture radar interferometry (InSAR) technology has attracted wide attention. Compared with the linear InSAR technique, the 360$^\circ$ aperture gives circula
Externí odkaz:
https://doaj.org/article/8d84a7feb770483ca80c60b9fe03abbe
Publikováno v:
Leida xuebao, Vol 12, Iss 6, Pp 1179-1201 (2023)
Airborne Wide angle staring Synthetic Aperture Radar (WasSAR) is a novel SAR imaging technique that enables multiangle and long-time staring imaging of an observation region. The combination of WasSAR and Ground Moving Target Indication (GMTI) facili
Externí odkaz:
https://doaj.org/article/fc4e1e894093446e98013a740e4ed738
Publikováno v:
Remote Sensing, Vol 16, Iss 15, p 2797 (2024)
Circular synthetic aperture radar (CSAR) has attracted a lot of interest, recently, for its excellent performance in civilian and military applications. However, in CSAR imaging, the result is to be defocused when the height of an object deviates fro
Externí odkaz:
https://doaj.org/article/0aced7de4fce4ddc862c0921af1ff171
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 16, Pp 4362-4370 (2023)
With the continuous development of synthetic aperture radar (SAR) technology, SAR image data are becoming increasingly abundant. For the same scene, dual-frequency (high-frequency and low-frequency) SAR images can present different details and featur
Externí odkaz:
https://doaj.org/article/31d2ae17f90e426ab96aed6e8dec30e3
Publikováno v:
Remote Sensing, Vol 16, Iss 2, p 253 (2024)
Airborne circular synthetic aperture radar (CSAR) can realize high-resolution imaging of the scene over 360 degrees azimuth angle variation. Aiming at the problem of focusing of buildings for the airborne CSAR, this paper first analyzes the phase err
Externí odkaz:
https://doaj.org/article/5e6c18814d3b4bc4879f2af706852f08
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 15, Pp 9004-9019 (2022)
The convolutional neural network (CNN) is widely used in synthetic aperture radar (SAR) target recognition, but conventional CNN mainly adopts a single-scale convolutional kernel, resulting in losing part of the feature information of targets and doe
Externí odkaz:
https://doaj.org/article/5507720b02764b1cb28b8eb11c17d4fa
Publikováno v:
Remote Sensing, Vol 15, Iss 14, p 3463 (2023)
Circular synthetic aperture radar (CSAR) can obtain more complete scattering characteristics by observing the target with different azimuth angles. Therefore, extracting the complete structure of the target from CSAR images is of great significance f
Externí odkaz:
https://doaj.org/article/7a9d488cc93842b48872340ac088169f
Publikováno v:
Leida xuebao, Vol 10, Iss 3, Pp 402-415 (2021)
As important man-made targets, bridges have been a major focus of Synthetic Aperture Radar (SAR) image interpretation, and many researchers have developed methods for bridge detection. The core frameworks of these methods are analogical, a river is f
Externí odkaz:
https://doaj.org/article/6f0f493b492449f78be4439228817b8a
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 14, Pp 5326-5338 (2021)
The polar format algorithm (PFA) is a frequency-domain algorithm with high computational efficiency especially for the high resolution imaging applications in wide-angle staring synthetic aperture radar (WAS-SAR). Because of the image distortion and
Externí odkaz:
https://doaj.org/article/5c02e96988dc4db4a479d45a76e77424