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There are 29123 results for: content related to: Development of a physics-based reduced state Kalman filter for the ionosphere

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    Global Assimilation of Ionospheric Measurements (GAIM)

    Radio Science

    Volume 39, Issue 1, February 2004, Robert W. Schunk, Ludger Scherliess, Jan J. Sojka, Donald C. Thompson, David N. Anderson, Mihail Codrescu, Cliff Minter, Timothy J. Fuller-Rowell, Roderick A. Heelis, Marc Hairston and Bruce M. Howe

    Version of Record online : 31 JAN 2004, DOI: 10.1029/2002RS002794

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    Methodology of evaluating the science benefit of various satellite/sensor constellation orbital parameters to an assimilative data forecast model

    Radio Science

    Volume 50, Issue 4, April 2015, Pages: 318–326, Richard L. Balthazor, Matthew G. McHarg, C. Lon Enloe, Brandon Mueller, David J. Barnhart, Zachary W. Hoeffner, Robert Brown, Ludger Scherliess and Lance T. Wilhelm

    Version of Record online : 17 APR 2015, DOI: 10.1002/2014RS005426

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    Ionospheric dynamics and drivers obtained from a physics-based data assimilation model

    Radio Science

    Volume 44, Issue 1, February 2009, Ludger Scherliess, Donald C. Thompson and Robert W. Schunk

    Version of Record online : 30 SEP 2009, DOI: 10.1029/2008RS004068

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    Assimilation of ionosonde profiles into a global ionospheric model

    Radio Science

    Volume 46, Issue 2, April 2011, Leo F. McNamara, Gregory J. Bishop and Judith A. Welsh

    Version of Record online : 17 MAR 2011, DOI: 10.1029/2010RS004457

  5. Space weather forecasting with a Multimodel Ensemble Prediction System (MEPS)

    Radio Science

    Volume 51, Issue 7, July 2016, Pages: 1157–1165, R. W. Schunk, L. Scherliess, V. Eccles, L. C. Gardner, J. J. Sojka, L. Zhu, X. Pi, A. J. Mannucci, M. Butala, B. D. Wilson, A. Komjathy, C. Wang and G. Rosen

    Version of Record online : 27 JUL 2016, DOI: 10.1002/2015RS005888

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    Longitudinal structure in the CHAMP electron densities and their implications for global ionospheric modeling

    Radio Science

    Volume 45, Issue 2, April 2010, L. F. McNamara, J. M. Retterer, C. R. Baker, G. J. Bishop, D. L. Cooke, C. J. Roth and J. A. Welsh

    Version of Record online : 6 MAR 2010, DOI: 10.1029/2009RS004251

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    Problems associated with uncertain parameters and missing physics for long-term ionosphere-thermosphere forecasting

    Radio Science

    Volume 47, Issue 4, August 2012, R. W. Schunk, L. Gardner, L. Scherliess and L. Zhu

    Version of Record online : 19 JUN 2012, DOI: 10.1029/2011RS004911

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    Data assimilation of incoherent scatter radar observation into a one-dimensional midlatitude ionospheric model by applying ensemble Kalman filter

    Radio Science

    Volume 42, Issue 6, December 2007, Xinan Yue, Weixing Wan, Libo Liu, Fei Zheng, Jiuhou Lei, Biqiang Zhao, Guirong Xu, Shun-Rong Zhang and Jiang Zhu

    Version of Record online : 14 DEC 2007, DOI: 10.1029/2007RS003631

  9. Evaluation of the performance of ionospheric models at solar maximum using COSMIC slant TEC measurements

    Radio Science

    Volume 52, Issue 3, March 2017, Pages: 378–388, K. F. Dymond, C. Coker, C. Metzler and S. E. McDonald

    Version of Record online : 14 MAR 2017, DOI: 10.1002/2015RS005908

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    Plasmasphere and upper ionosphere contributions and corrections during the assimilation of GPS slant TEC

    Radio Science

    Volume 44, Issue 1, February 2009, Donald C. Thompson, Ludger Scherliess, Jan J. Sojka and Robert W. Schunk

    Version of Record online : 29 APR 2009, DOI: 10.1029/2008RS004016

  11. Magnetic meridional winds in the thermosphere obtained from Global Assimilation of Ionospheric Measurements (GAIM) model

    Journal of Geophysical Research: Space Physics

    Volume 120, Issue 9, September 2015, Pages: 8025–8044, Levan Lomidze, Ludger Scherliess and Robert W. Schunk

    Version of Record online : 21 SEP 2015, DOI: 10.1002/2015JA021098

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    Analog ionospheric forecasts: Space weather forecasts by analogy with previous events

    Radio Science

    Volume 46, Issue 1, February 2011, Leo F. McNamara, Gregory J. Bishop and Judith A. Welsh

    Version of Record online : 22 JAN 2011, DOI: 10.1029/2010RS004399

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    Data assimilation of ground GPS total electron content into a physics-based ionospheric model by use of the Kalman filter

    Radio Science

    Volume 39, Issue 1, February 2004, G. A. Hajj, B. D. Wilson, C. Wang, X. Pi and I. G. Rosen

    Version of Record online : 24 FEB 2004, DOI: 10.1029/2002RS002859

  14. Estimation of thermospheric zonal and meridional winds using a Kalman filter technique

    Space Weather

    Volume 13, Issue 11, November 2015, Pages: 747–760, Levan Lomidze and Ludger Scherliess

    Version of Record online : 13 NOV 2015, DOI: 10.1002/2015SW001250

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    Typhoon Melor and ionospheric weather in the Asian sector: A case study

    Radio Science

    Volume 47, Issue 4, August 2012, D. D. Rice, J. J. Sojka, J. V. Eccles and R. W. Schunk

    Version of Record online : 13 APR 2012, DOI: 10.1029/2011RS004917

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    Accuracy of USU-GAIM specifications of foF2 and M(3000)F2 for a worldwide distribution of ionosonde locations

    Radio Science

    Volume 43, Issue 1, February 2008, Leo F. McNamara, Craig R. Baker and Dwight T. Decker

    Version of Record online : 12 FEB 2008, DOI: 10.1029/2007RS003754

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    Global Assimilation of Ionospheric Measurements-Gauss Markov model: Improved specifications with multiple data types

    Space Weather

    Volume 12, Issue 12, December 2014, Pages: 675–688, L. C. Gardner, R. W. Schunk, L. Scherliess, J. J. Sojka and L. Zhu

    Version of Record online : 17 DEC 2014, DOI: 10.1002/2014SW001104

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    Validation of the Utah State University Global Assimilation of Ionospheric Measurements (GAIM) model predictions of the maximum usable frequency for a 3000 km circuit

    Radio Science

    Volume 42, Issue 3, June 2007, Leo F. McNamara, Dwight T. Decker, Judith A. Welsh and David G. Cole

    Version of Record online : 14 JUN 2007, DOI: 10.1029/2006RS003589

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    Extreme longitudinal variability of plasma structuring in the equatorial ionosphere on a magnetically quiet equinoctial day

    Radio Science

    Volume 41, Issue 6, December 2006, Sarah E. McDonald, Sunanda Basu, Santimay Basu, Keith M. Groves, Cesar E. Valladares, Ludger Scherliess, Donald C. Thompson, Robert W. Schunk, Jan J. Sojka and Lie Zhu

    Version of Record online : 6 SEP 2006, DOI: 10.1029/2005RS003366

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    An accurate and efficient algorithm for Faraday rotation corrections for spaceborne microwave radiometers

    Radio Science

    Volume 46, Issue 4, August 2011, Malkiat Singh and Michael H. Bettenhausen

    Version of Record online : 25 AUG 2011, DOI: 10.1029/2010RS004509