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Publication database KNMI

The publication database contains the (co-)authored publications in scientific journals, KNMI reports and other publications

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Publications

  1. Validation and calibration of ASCAT using CMOD5.n

    JA Verspeek, A Stoffelen, M Portabella, H Bonekamp, C Anderson, J Figa | published | IEEE Transactions on Geoscience and Remote Sensing | 2010 | 48
  2. On Scatterometer Ocean Stress

    Scatterometers estimate the relative atmosphere-ocean motion at spatially high resolution and pro...

    M Portabella, ACM Stoffelen | published | J. Atm. Oceanic Technol. | 2009 | 26
  3. Calibration and Validation of ASCAT Winds, version 4.0

    Based on the OSI SAF cone visualisation tools at KNMI and the CMOD5 wind sensitivity, calibration...

    J Verspeek, M Portabella, A Stoffelen, A Verhoef | 2008 | EUMETSAT | 2008
  4. ASCAT coastal AWDP prototype

    The ASCAT scatterometer level 2 product includes direct estimates of the global sea surface wind ...

    M Portabella, A Verhoef, A Stoffelen | 2008 | EUMETSAT | 2008
  5. HIGH-RESOLUTION ASCAT SCATTEROMETER WINDS NEAR THE COAST

    KNMI is involved in the Level 2 scatterometer wind processing of the EUMETSAT Ocean and Sea Ice S...

    A Stoffelen, M Portabella, A Verhoef, J Verspeek, J Vogelzang | 2008 | 2008 | IEEE
  6. ASCAT SCATTEROMETER OCEAN CALIBRATION

    A new scatterometer, the so-called Advanced scatterometer (ASCAT), onboard MetOp-A satellite was ...

    J Verspeek, A Stoffelen, M Portabella, A Verhoef, J Vogelzang | 2008 | 2008 | IEEE
  7. Development of a global scatterometer validation and monitoring

    Stoffelen et al. (2006) look for the most appropriate scatterometer wind-to-stress transformation...

    M Portabella, ACM Stoffelen | 2008 | OSISAF | 2007
  8. CMOD5.n - the CMOD5 GMF for neutral winds

    At the OSI SAF 3rd user workshop in Amsterdam (September 2007), several users requested the OSI S...

    A Verhoef, M Portabella, A Stoffelen, H Hersbach | 2008 | EUMETSAT | 2008
  9. Stability in SeaWinds Quality Control

    Until now, the KNMI Quality Control (QC) in the SeaWinds wind processing was based on the value o...

    A Verhoef, M Portabella, A Stoffelen | 2008 | EUMETSAT | 2008
  10. Calibration and Validation of ASCAT Winds, version 3.0

    Based on the OSI SAF cone visualisation tools at KNMI and the CMOD5 wind sensitivity, calibration...

    JA Verspeek, M Portabella, A Stoffelen, A Verhoef | 2008 | EUMETSAT | 0
  11. Calibration and Validation of ASCAT Winds, version 2.1

    In this report we evaluate normalisation corrections to the demonstration L1b ASCAT backscatter d...

    J Verspeek, M Portabella, A Stoffelen, A Verhoef | 2007 | EUMETSAT | 0
  12. Towards a high-resolution gridded ocean forcing

    Scatterometers estimate the relative atmosphere-ocean motion at spatially high resolution and pro...

    M Portabella, A Stoffelen, A Verhoef, J Verspeek, J Vogelzang | 2007 | 2007 | EUMETSAT
  13. 2Development of a global scatterometer validation and monitoring

    M Portabella, A Stoffelen | 2007 | EUMETSAT | 2007
  14. ASCAT scatterometer cal/val and winds

    The first MetOp-A L2 product was released on 28 March 2007 by the Ocean & Sea Ice Satellite A...

    J Verspeek, A Stoffelen, M Portabella, A Verhoef, J Vogelzang | 2007 | 2007 | EUMETSAT
  15. EUMETSAT SAF and EARS scatterometer wind services at KNMI

    Scatterometer sea-surface wind observations are being successfully assimilated into Numerical Wea...

    A Verhoef, A Stoffelen, M Portabella, J Verspeek, J Vogelzang | 2007 | 2007 | EUMETSAT
  16. Mesoscale winds over the oceans

    With the succesfull launch of MetOp-A carrying the Advanced Scatterometer (ASCAT) in October 2006...

    J Vogelzang, A Stoffelen, M Portabella, A Verhoef, J Verspeek | 2007 | 2007 | EUMETSAT
  17. Towards a high-resolution ASCAT scatterometer wind product

    In scatterometry, the wind vector retrieval problem is ambiguous, i.e., the inversion procedure d...

    M Portabella, A Stoffelen, J Vogelzang, A Verhoef, J Verspeek | 2007 | 0 | IEEE
  18. ASCAT scatterometer ocean calibration

    The European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT) is respons...

    M Portabella, A Stoffelen, J Verspeek, A Verhoef, J Vogelzang | 2007 | 2007 | IEEE
  19. Analysis of the SMOS ocean salinity inversion algorithm

    As part of the preparation for the European Space Agency SMOS (Soil Moisture and Ocean Salinity) ...

    C Gabarró, M Portabella, M Talone, J Font | 2007 | 2007 | IEEE
  20. SDP User Manual and Reference Guide version 1.5

    User manual of the SeaWinds Data Processor (SDP)

    J Vogelzang, J de Kloe, M Portabella, A Stoffelen, A Verhoef, J Verspeek | 2007 | EUMETSAT | 2007
  21. ASCAT calibration and validation, version 1.0

    In this report we present normalisation corrections to the current experimental L1B backscatter d...

    J Verspeek, M Portabella, A Stoffelen, A Verhoef | 2007 | EUMETSAT | 0
  22. SOS - Development of a scatterometer ocean stress product

    KNMI extended its contribution to the EUMETSAT Climate Monitoring Satellite Application Facility ...

    A Stoffelen, GJ van Oldenborgh, J de Kloe, M Portabella, A Verhoef | 2007 | 2007
  23. Development of an ASCAT coastal wind product

    Near-shore sea-surface wind field information can be important in a number of applications, such ...

    M Portabella, A Stoffelen, M Roca | 2006 | 2006 | ESA
  24. High resolution scatterometer wind processing

    The launch of the Advanced Scatterometer ASCAT on MetOp-A is planned on 17 July 2006. Development...

    J Vogelzang, A Stoffelen, M Portabella, A Verhoef, J Verspeek | 2006 | 2006 | EUMETSAT
  25. Study on an objective performance measure for spaceborne wind sensors: Figure of Merit

    M Portabella, A Stoffelen | 2006 | 2006