Zobrazeno 1 - 10
of 1 050
pro vyhledávání: '"Xing Mengdao"'
Autor:
Xing Mengdao
Publikováno v:
National Science Open, Vol 3 (2024)
Externí odkaz:
https://doaj.org/article/e015e58fb8724e8fb1de43b74ce6387e
Publikováno v:
Leida xuebao, Vol 9, Iss 2, Pp 335-342 (2020)
The special imaging mechanism of the Synthetic Aperture Radar (SAR) causes the sidelobe effect on SAR images. In target detection, the sidelobe effect changes the shapes of strong reflective targets, which results in the problems of localization dif
Externí odkaz:
https://doaj.org/article/44c34aed633d49709d32041428877e83
Publikováno v:
Leida xuebao, Vol 9, Iss 2, Pp 295-303 (2020)
A low pulse repletion frequency is required and an ambiguous Doppler spectrum should be considered to obtain a high-resolution and wide-swath Synthetic Aperture Radar-Ground Moving Target Indication (SAR-GMTI) system in the azimuth direction. In this
Externí odkaz:
https://doaj.org/article/9364ac1979a842bf8297a84b6a64f3ba
Publikováno v:
Leida xuebao, Vol 9, Iss 1, Pp 185-194 (2020)
When the direction-of-arrival estimation is made by a single platform, the localization accuracy decreases with increases in the distance from the radiation source, which means the localization accuracy of the azimuth of the radiation source at long
Externí odkaz:
https://doaj.org/article/5474ffb6437f4b28876c2aeac11dba06
Publikováno v:
Leida xuebao, Vol 8, Iss 6, Pp 732-757 (2019)
The multi-platform-borne Synthetic Aperture Radar (SAR) has become one of the most explored research directions in the domain of SAR. This study discusses the imaging algorithms in multi-platform-borne SARs such as airborne SAR, missile-borne SAR, an
Externí odkaz:
https://doaj.org/article/1bf879ec43f748e5a6542470541be287
Publikováno v:
Leida xuebao, Vol 8, Iss 3, Pp 400-412 (2019)
Water segmentation of real SAR images is of great significance in military and civilian applications such as ship target detection and disaster monitoring. To solve the issues of poor robustness and inaccurate segmentation of traditional water segmen
Externí odkaz:
https://doaj.org/article/cc34422e296b4868ba3585b94dd617c1
Publikováno v:
Leida xuebao, Vol 8, Iss 2, Pp 215-223 (2019)
Microwave photonic radars can transmit large bandwidth and high carrier frequency signals, which makes two-dimensional high-resolution Inverse Synthetic Aperture Radar (ISAR) imaging possible. It is important to study the corresponding real-time imag
Externí odkaz:
https://doaj.org/article/f1e501934976460aa997f61e221186ed
Autor:
CHEN Xiaoxiang, XING Mengdao
Publikováno v:
Leida xuebao, Vol 8, Iss 2, Pp 205-214 (2019)
An ultrahigh-resolution microwave photonic-based Synthetic Aperture Radar (SAR) imaging method based on space-variant motion error analysis is proposed to solve the influence of space-variant motion error on microwave photonic-based SAR imaging. Firs
Externí odkaz:
https://doaj.org/article/f585ffca73b646be8638a1d6eabcaf0c
Publikováno v:
Leida xuebao, Vol 8, Iss 2, Pp 232-242 (2019)
The wings of an airplane vibrate when it is nonstationary. When an airplane is observed using a microwave photonics-based ultrahigh-resolution radar, and this vibration will cause defocusing of the wings. To address this problem, we propose a vibrati
Externí odkaz:
https://doaj.org/article/e09d1bcbd65c4ba589aa5795ac660324
Autor:
Wen Gongjian, Zhu Guoqiang, Yin Hongcheng, Xing Mengdao, Yang Hu, Ma Conghui, Yan Hua, Ding Baiyuan, Zhong Jinrong
Publikováno v:
Leida xuebao, Vol 6, Iss 2, Pp 115-135 (2017)
Automatic Target Recognition (ATR) is one of the most difficult problems in Synthetic Aperture Radar (SAR) data interpretation. In recent years, the model-based SAR target recognition method has attracted much attention because of its good performanc
Externí odkaz:
https://doaj.org/article/d6a640472bf440daac163c03800ecfcc