نتایج جستجو برای: ماهوارۀ ارتفاعسنجی jason 2

تعداد نتایج: 2527024  

2007
Jason P. Bell

Let A be a finitely generated K-algebra that is a domain of GK dimension less than 3, and let Q(A) denote the quotient division algebra of A. We show that if D is a division subalgebra of Q(A) of GK dimension at least 2 then Q(A) is finite dimensional as a left D-vector space. We use this to show that if A is a finitely generated domain of GK dimension less than 3 over an algebraically closed f...

2013
Emmanuel Garcia David T. Sandwell Walter H. F. Smith

In order to construct improved maps of marine gravity anomalies, we have developed and tested retracking methods for determining sea surface slopes from radar altimeter return waveforms collected by the Jason-1 mission. The accuracy of marine gravity models derived from satellite altimetry depends mainly on two factors: first, the density of ground tracks covered by the mission, and second, the...

Journal: :Journal of Marine Science and Engineering 2022

Satellite altimetry data provide a solution to the lack of in situ tide gauge data, which are essential for comprehending various marine processes worldwide. In present study, we seek validate ALES-retrieved sea-level against observations from four ground stations on coast Mozambique. The approach consisted extracting selected tracks Jason-1, Jason-2 and Jason-3 missions, processing it (i) remo...

Journal: :Ocean Engineering 2021

In the present work, we have operationally implemented a data assimilation (DA) scheme in wave forecasting system at Indian operational agency, National Centre for Ocean Information Services (INCOIS). Significant Wave Height (SWH) measurements from SARAL/AltiKa, Jason-2 and Jason-3 altimeters were assimilated using Optimal Interpolation technique. The impact of altimeter DA towards improving re...

Journal: :IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing 2021

Satellite radar altimetry is an important technique for monitoring the water levels of oceans and inland bodies, especially in areas where in-situ data are sparse or nonexistent. This study presented automatic multiscale-based peak detection retracker (AMPDR). The can extract a robust threshold level each track, then stable lake be obtained from multipeak waveforms using shortest-path algorithm...

2014
Andreas Schmidt Jensen Virginia Dignum Jørgen Villadsen

Open systems are characterized by a diversity of heterogeneous and autonomous agents that act according to private goals, and with a behavior that is hard to predict. They can be regulated through organizations similar to human organizations, which regulate the agents’ behavior space and describe the expected behavior of the agents. Agents need to be able to reason about the regulations, so tha...

Journal: :Remote Sensing 2021

Analysis of the radar echoes from a spaceborne altimeter gives information on sea surface height, wave height and wind speed, as well other parameters over land ice. The first was pioneered Skylab in 1974. Since then, there have been about 20 further missions, with several advances sophistication hardware complexity processing aim increased accuracy precision. Because that, importance regular p...

Journal: :Advances in Space Research 2021

Radar backscattering coefficients from synthetic aperture radars and scatterometers are commonly used to characterize the land surface properties monitor their temporal evolution. altimetry is mostly used, over land, provide time series of water stage lakes, rivers wetlands topography ice sheets. Very few studies radar for geophysical applications except determine changes in Arctic lakes state ...

2012
Maria Pachalska Michel Weber Jason W. Brown Talis Bachmann Mark Germine Katarzyna Markiewicz Bruce Duncan MacQueen Nikolay N. Nikolaenko Avraham Schweiger Johanna Seibt Mark Bickhard Jaime Nubiola Roberto Poli

Chapter 2. How does nücrogenetic theory Square with evidence front cognitive neuroscience? 40 Talis Bachmann Chapter 3. Microgenesis ofmystical awareness 53 David T. Bradford No part of this book may be reproduced, stored in retrieval systems or transmitted in any form or by any means, electronic, mechanical, photocopying, microfilming, recording or otherwise without written permission from the...

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