Zobrazeno 1 - 10
of 42
pro vyhledávání: '"Huaitao Fan"'
Autor:
Yuhao Wen, Zhimin Zhang, Xiangrui Meng, Zongsen Lv, Zhen Chen, Yifei Liu, Huaitao Fan, Lei Zhang
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 17, Pp 969-982 (2024)
High-resolution, wide-range imaging is crucial for contemporary and future remote sensing surveys. Multichannel synthetic aperture radar (SAR) is an effective tool to fulfill this requirement. Among various multichannel technologies, null steering di
Externí odkaz:
https://doaj.org/article/be0f3851c7354b088f89da2d1db09504
Publikováno v:
Remote Sensing, Vol 16, Iss 17, p 3251 (2024)
Convolutional neural networks (CNNs) have significantly advanced in recent years in detecting arbitrary-oriented ships in synthetic aperture radar (SAR) images. However, challenges remain with multi-scale target detection and deployment on satellite-
Externí odkaz:
https://doaj.org/article/b6922c5e3e2745bebbe022818c84f99a
Publikováno v:
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol 13, Pp 2112-2122 (2020)
A novel imaging algorithm is presented in this article for focusing the very high resolution spaceborne synthetic aperture radar (SAR) data of spotlight mode. The long synthetic aperture time in spotlight mode brings new problems, such as Doppler spe
Externí odkaz:
https://doaj.org/article/f124487d4f2348929fa55d3cb29a4f89
Autor:
Jinsong Qiu, Zhimin Zhang, Zhen Chen, Shuo Han, Wei Wang, Yuhao Wen, Xiangrui Meng, Huaitao Fan
Publikováno v:
Remote Sensing, Vol 14, Iss 1, p 213 (2022)
Space–time waveform-encoding (STWE) SAR can receive echoes from multiple sub-swaths simultaneously with a single receive window. The echoes overlap each other in the time domain. To separate the echoes from different directions, traditional schemes
Externí odkaz:
https://doaj.org/article/0d11fcebe1ca461f902d1417dfa49411
Publikováno v:
Remote Sensing, Vol 13, Iss 15, p 2866 (2021)
Accurate and efficient image mosaicking is essential for generating wide-range swath images of spaceborne scanning synthetic aperture radar (ScanSAR). However, the existing methods cannot guarantee the accuracy and efficiency of stitching simultaneou
Externí odkaz:
https://doaj.org/article/120f095056d847d690be57ea572358c8
Publikováno v:
Sensors, Vol 20, Iss 2, p 550 (2020)
Nonuniformly-rotating ship refocusing is very significant in the marine surveillance of satellite synthetic aperture radar (SAR). The majority of ship imaging algorithms is based on the inverse SAR (ISAR) technique. On the basis of the ISAR technique
Externí odkaz:
https://doaj.org/article/4d00ad790be2402ebdbccf32ac699e88
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 61:1-18
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 61:1-19
Publikováno v:
ISPRS Journal of Photogrammetry and Remote Sensing. 190:267-278
Publikováno v:
IEEE Geoscience and Remote Sensing Letters. 19:1-5
In an azimuth multichannel synthetic aperture radar (SAR) system operating in sliding spotlight mode or Terrain Observation by Progressive Scans (TOPS) mode, due to the varying Doppler centroid and the greater processed Doppler bandwidth, the convent