Search Results - "Vergos, G."

Investigation of topographic reductions and aliasing effects on gravity and the geoid over Greece based on various digital terrain models by Tziavos, Ilias N., Vergos, G. S., Grigoriadis, V. N.

“…The reduction of gravity-field related quantities (e.g., gravity anomalies, geoid heights) due to the topography plays a crucial role in both geodetic and…”
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Evidence for tidal triggering on the earthquakes of the Hellenic Arc, Greece by Vergos, G., Arabelos, D.N., Contadakis, M.E.

“…•The method used is the Hist(ogram)Cum(mulation) method.•The paper is dealing with the possible triggering of earthquake by tidal forcing.•The Schuster test…”
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TEC variations over the Mediterranean before and during the strong earthquake (M=6.5) of 12th October 2013 in Crete, Greece by Contadakis, M.E., Arabelos, D.N., Vergos, G., Spatalas, S.D., Skordilis, M.

“…•TEC variations over Mediterranean at the time of 6.5M earthquake of Crete were analyzed.•Discrete Fourier Transform Analysis was used.•TEC oscillation in a…”
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Comparison of Various GPS Processing Solutions toward an Efficient Validation of the Hellenic Vertical Network: The ELEVATION Project by Andritsanos, V. D, Arabatzi, O, Gianniou, M, Pagounis, V, Tziavos, I. N, Vergos, G. S, Zacharis, E

“…AbstractA research project called ELEVATION (Evaluation of the HelLEnic Vertical Network in the FrAme of the European SysTems and Control Networks…”
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Geoid and high resolution sea surface topography modelling in the mediterranean from gravimetry, altimetry and GOCE data: evaluation by simulation by Barzaghi, R., Tselfes, N., Tziavos, I. N., Vergos, G. S.

“…The determination of local geoid models has traditionally been carried out on land and at sea using gravity anomaly and satellite altimetry data, while it will…”
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Statistical Models and Latest Results in the Determination of the Absolute Bias for the Radar Altimeters of Jason Satellites using the Gavdos Facility by Mertikas, S. P., Ioannides, R. T., Tziavos, I. N., Vergos, G. S., Hausleitner, W., Frantzis, X., Tripolitsiotis, A., Partsinevelos, P., Andrikopoulos, D.

“…The dedicated calibration site for satellite radar altimeters in Gavdos, Greece, has been operational as of 2004. The island of Gavdos is located along a…”
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Ascending and Descending Passes for the Determination of the Altimeter Bias of Jason Satellites using the Gavdos Facility by Mertikas, S. P., Daskalakis, A., Tziavos, I. N., Vergos, G. S., Frantzis, X., Tripolitsiotis, A., Partsinevelos, P., Andrikopoulos, D., Zervakis, V.

“…This paper presents the improvements made on the calibration methodology conducted at the Gavdos calibration/validation facility along with the latest…”
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The contribution of local gravimetric geoid models to the calibration of satellite altimetry data and an outlook of the latest GOCE GGM performance in Gavdos by Tziavos, I.N., Vergos, G.S., Mertikas, S.P., Daskalakis, A., Grigoriadis, V.N., Tripolitsiotis, A.

“…The use of geoid heights has been one of the available methodologies utilized for the independent calibration/validation of altimeters on-board satellites…”
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Cardiopulmonary hemodynamics in systemic sclerosis and response to nifedipine and captopril by Sfikakis, P P, Kyriakidis, M K, Vergos, C G, Vyssoulis, G P, Psarros, T K, Kyriakidis, C A, Mavrikakis, M E, Sfikakis, P P, Toutouzas, P K

“…This prospective study was performed to evaluate the response of the cardiopulmonary vasculature to two vasodilators in patients with systemic sclerosis and…”
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Machine Learning based Power Converter Large Signal Simulation for Energy Harvesting Applications by Vergos, G., Gogolou, V., Panagiotopoulou, C., Avgoustidis, A., Noulis, T., Siozios, K., Siskos, S.

“…Machine learning (ML) algorithms are utilized for the implementation of a ML python-based model of dynamic behavior of Power DC - DC converters, for energy…”
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Determination of the quasi-stationary sea surface topography from a common adjustment of a geodetic and an oceanographic model by TZİAVOI, I. N, VERGOS, G. S

“…The determination of accurate marine geoid models from satellite altimetry data usually suffers from the absence and/or in-accuracy of appropriate models of…”
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Evaluation of the SRTM data over Argentina and its implications to gravity field and geoid modelling by TOCHO, C, SIDERIS, M. G, VERGOS, G. S

“…With the realization of the Shuttle Radar Topographic Mission (SRTM) and the distribution of the 3 arc-seconds (90 m) data over South America, a…”
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Improvement in the Determination of the Marine Geoid by Estimating the Bathymetry from Altimetry and Depth Soundings by VERGOS, GEORGIOS S., SIDERIS, MICHAEL G.

“…The contribution of bathymetry to the estimation of gravity field related quantities is investigated in an extended test area in the Mediterranean Sea. The…”
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Validation of marine geoid models in the North Aegean Sea using satellite altimetry, marine GPS data and astrogeodetic measurements by LIMPACH, P, BURKI, B, TZIAVOS, I.N, MULLER, A, KAHLE, H. G, GRIGORIADIS, V. N, VERGOS, G. S

“…A dedicated measuring campaign for geoid determination has been carried out in the North Aegean Sea, Greece, in May 2005. It was realized in the frame of a…”
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