Zobrazeno 1 - 10
of 74
pro vyhledávání: '"Stelios P. Mertikas"'
Autor:
Stelios P. Mertikas, Craig Donlon, Costas Kokolakis, Dimitrios Piretzidis, Robert Cullen, Pierre Féménias, Marco Fornari, Xenophon Frantzis, Achilles Tripolitsiotis, Jérôme Bouffard, Alessandro Di Bella, François Boy, Jerome Saunier
Publikováno v:
Remote Sensing, Vol 16, Iss 2, p 223 (2024)
Two microwave transponders have been operating in west Crete and Gavdos to calibrate international satellite radar altimeters at the Ku-band. One has been continuously operating for about 8 years at the CDN1 Cal/Val site in the mountains of Crete, an
Externí odkaz:
https://doaj.org/article/6009b02de42c418e8286ba9245191d52
Autor:
Stelios P. Mertikas, Mingsen Lin, Dimitrios Piretzidis, Costas Kokolakis, Craig Donlon, Chaofei Ma, Yufei Zhang, Yongjun Jia, Bo Mu, Xenophon Frantzis, Achilles Tripolitsiotis, Lei Yang
Publikováno v:
Remote Sensing, Vol 15, Iss 5, p 1393 (2023)
This research and collaboration work aims at the calibration and validation (Cal/Val) of the Chinese HY-2B satellite altimeter based upon two permanent Cal/Val facilities: (1) the China Altimetry Calibration Cooperation Plan in Qingdao, Bohai Sea and
Externí odkaz:
https://doaj.org/article/b0f2d8db7b5947e5ba17c19dd8279c2e
Publikováno v:
Remote Sensing, Vol 14, Iss 24, p 6369 (2022)
Satellite altimetry plays a key role in monitoring changes in sea level and climate change. The quality of satellite altimetry products is commonly ensured through dedicated calibration. One such calibration is with microwave transponders acting as g
Externí odkaz:
https://doaj.org/article/90eac2b7dc934fc5adfbc8a679475bb0
Autor:
Lei Yang, Lina Lin, Long Fan, Na Liu, Lingyong Huang, Yongsheng Xu, Stelios P. Mertikas, Yongjun Jia, Mingsen Lin
Publikováno v:
Remote Sensing, Vol 14, Iss 14, p 3332 (2022)
Scientometric reviews, facilitated by computational and visual analytical approaches, allow researchers to gain a thorough understanding of research trends and areas of concentration from a large number of publications. With the fast development of s
Externí odkaz:
https://doaj.org/article/fce40dd5b10b4bbb919d8cf57f8d0bcb
Autor:
Lei Yang, Yongsheng Xu, Xinghua Zhou, Lin Zhu, Qiufu Jiang, Hanwei Sun, Ge Chen, Panlong Wang, Stelios P. Mertikas, Yanguang Fu, Qiuhua Tang, Fangjie Yu
Publikováno v:
Remote Sensing, Vol 12, Iss 10, p 1651 (2020)
Calibration/Validation (Cal/Val) of satellite altimeters is fundamental for monitoring onboard sensor performance and ensuring long-term data quality. As altimeter technology has been evolving rapidly from profile to wide swath and interferometric al
Externí odkaz:
https://doaj.org/article/ea0efd5530fa4be48de59fa6541b947f
Autor:
Stelios P. Mertikas, Craig Donlon, Pierrik Vuilleumier, Robert Cullen, Pierre Féménias, Achilles Tripolitsiotis
Publikováno v:
Remote Sensing, Vol 11, Iss 17, p 1993 (2019)
Satellite altimeters have been producing, as of 1992, an amazing and historic record of sea level changes. As Europe moves into full operational altimetry, it has become imperative that the quality of these monitoring signals with their uncertainties
Externí odkaz:
https://doaj.org/article/7bba3d9024044318988fde407cfb2372
Autor:
Stelios P. Mertikas, Craig Donlon, Pierre Féménias, Constantin Mavrocordatos, Demitris Galanakis, Achilles Tripolitsiotis, Xenophon Frantzis, Ilias N. Tziavos, George Vergos, Thierry Guinle
Publikováno v:
Remote Sensing, Vol 10, Iss 10, p 1557 (2018)
Satellite altimetry provides exceptional means for absolute and undisputable monitoring of changes in sea level and inland waters (rivers and lakes), over regional to global scales, with accuracy and with respect to the center of mass of the Earth. A
Externí odkaz:
https://doaj.org/article/467982908a0d4a9d822fc13be40129f9
Autor:
Stelios P. Mertikas, Craig Donlon, Constantine Mavrocordatos, Dimitrios Piretzidis, Costas Kokolakis, Robert Cullen, Demetrios Matsakis, Franck Borde, Marco Fornari, Francois Boy, Achilles Tripolitsiotis, Thierry Guinle, Xenophon Frantzis, Berthyl Duesmann
Publikováno v:
Advances in Space Research. 70:2458-2479
Autor:
Lei Yang, Yongsheng Xu, Mingsen Lin, Chaofei Ma, Stelios P. Mertikas, Wei Hu, Zhiyong Wang, Bo Mu, Xinghua Zhou
Publikováno v:
IEEE Transactions on Geoscience and Remote Sensing. 60:1-13
In gravity field modeling, covariance functions are mainly associated with least squares collocation. Prior to the implementation of least squares collocation, the characteristics of the selected analytical covariance function need to be well underst
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::d31553c7f8196fbe8b8dc3162a992a54
https://doi.org/10.1007/1345_2023_190
https://doi.org/10.1007/1345_2023_190