Zobrazeno 1 - 10
of 351
pro vyhledávání: '"Guifu ZHANG"'
Autor:
Jing-Jing Zou, Jun Zhang, Xiaoqian Wang, Hui Xia, Xiangling Zeng, Xuan Cai, Jie Yang, Jin Zeng, Zeqing Li, Guifu Zhang, Hongguo Chen
Publikováno v:
Frontiers in Plant Science, Vol 15 (2024)
Osmanthus fragrans is an ethylene-sensitive flower, and flower senescence was mediated by ethylene-responsive transcription factors (OfERFs). A total of 227 OfERFs were identified from O. fragrans, which were classified into five subfamilies: AP2 (35
Externí odkaz:
https://doaj.org/article/6850844958544643a215785bbee98cb8
Publikováno v:
Tongxin xuebao, Vol 44, Pp 124-136 (2023)
Aiming at the problem that the resources of maritime mobile terminals were limited and the network traffic was imbalanced in the MMSN (maritime meteorological sensor network) environment, which made it difficult to detect network intrusion accurately
Externí odkaz:
https://doaj.org/article/f11171ff06a14db7a4af3b8144388ab5
Publikováno v:
Asian Journal of Surgery, Vol 46, Iss 9, Pp 3873-3874 (2023)
Externí odkaz:
https://doaj.org/article/f945817750f6469ca3c57b5b463d5033
Publikováno v:
IEEE Open Journal of Antennas and Propagation, Vol 2, Pp 402-411 (2021)
We present a cylindrical dual-polarization phased array antenna for weather surveillance radars that features high isolation, matched copolar beams, low sidelobe levels, and adaptive null steering. We present a crossed dipole antenna element to repla
Externí odkaz:
https://doaj.org/article/3ef948ce3b234606b8377ff0e124b2e4
Low Cross-Polarization, High-Isolation Microstrip Patch Antenna Array for Multi-Mission Applications
Autor:
Hadi Saeidi-Manesh, Guifu Zhang
Publikováno v:
IEEE Access, Vol 7, Pp 5026-5033 (2019)
The design and development of a high-performance, dual-polarization, hybrid aperture-coupled microstrip patch antenna are presented. In the presented design, the horizontal and vertical polarizations are excited using the aperture coupling method. Th
Externí odkaz:
https://doaj.org/article/adca25609d86463b9bdd9946414bff94
Publikováno v:
Remote Sensing, Vol 13, Iss 16, p 3060 (2021)
Polarimetric radar data (PRD) have potential to be used in numerical weather prediction (NWP) models to improve convective-scale weather forecasts. However, thus far only a few studies have been undertaken in this research direction. To assimilate PR
Externí odkaz:
https://doaj.org/article/075d95e82c4e4924994db844ed96735e
Publikováno v:
Remote Sensing, Vol 11, Iss 22, p 2714 (2019)
The measurement error of differential reflectivity (ZDR), especially systematic ZDR bias, is a fundamental issue for the application of polarimetric radar data. Several calibration methods have been proposed and applied to correct ZDR bias. However,
Externí odkaz:
https://doaj.org/article/a1df149bc90140e88b3522e98aaa5a98
Autor:
Gang Chen, Kun Zhao, Long Wen, Mengyao Wang, Hao Huang, Mingjun Wang, Zhengwei Yang, Guifu Zhang, Pengfei Zhang, Wen-Chau Lee
Publikováno v:
Remote Sensing, Vol 11, Iss 17, p 2004 (2019)
Polarimetric radar and disdrometer observations obtained during the 2014 Observation, Prediction, and Analysis of Severe Convection of China (OPACC) field campaign are used in this study to investigate the microphysical characteristics of three prima
Externí odkaz:
https://doaj.org/article/4b817c67e1124ac39ef36d13587bebd7
Publikováno v:
Remote Sensing, Vol 11, Iss 16, p 1884 (2019)
A hydrometeor classification algorithm is developed by applying Bayes’ theorem to C-band polarimetric weather radar measurements. The Bayesian hydrometeor classification algorithm (BHCA) includes eight hydrometeor types: hail, rain, graupel, dry sn
Externí odkaz:
https://doaj.org/article/55b434cd55f645bbbdaa4f97ae3584af
Publikováno v:
Remote Sensing, Vol 11, Iss 12, p 1479 (2019)
Fourteen-month precipitation measurements from a second-generation PARSIVEL disdrometer deployed in Beijing, northern China, were analyzed to investigate the microphysical structure of raindrop size distribution and its implications on polarimetric r
Externí odkaz:
https://doaj.org/article/9fdc92373b4143509ac26724505d4e51