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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. Improving the Quikscat Derived Winds Near the Coast

    This paper describes some preliminary steps to improve the coastal winds retrieved from the Seawi...

    G Grieco, M Portabella, A Stoffelen, J Vogeltang, A Verhoef | IGARSS 2022 - 2022 IEEE International Geoscience and Remote Sensing Symposium | 2022
  2. ERAstar: A High-Resolution Ocean Forcing Product

    To address the growing demand for accurate high-resolution ocean wind forcing from the ocean mode...

    A Trindade, M Portabella, ACM Stoffelen, W Lin, AH Verhoef | published | IEEE Transactions on Geoscience and Remote Sensing | 2020 | 58
  3. Rationale of GNSS Reflected Delay–Doppler Map (DDM) Distortions Induced by Specular Point Inaccuracies

    Global navigation satellite system reflectometry (GNSS-R)-derived winds from the cyclone GNSS (CY...

    G Grieco, ACM Stoffelen, M Portabella | published | IEEE Journal of Selected Topics in Applied Earth O | 2019
  4. Quality Control of Delay-Doppler Maps for Stare Processing

    A quality control scheme for TechDemoSat 1 (TDS-1) and Cyclone Global Navigation Satellite System...

    G Grieco, ACM Stoffelen, M Portabella, M Belmonte Rivas, W Lin, F Fabra | published | IEEE Transactions on Geoscience and Remote Sensing | 2019 | 57
  5. A Novel Azimuth Cutoff Implementation to Retrieve Sea Surface Wind Speed From SAR Imagery

    In this paper, the synthetic aperture radar (SAR) azimuth cutoff method is thoroughly revised and...

    V Corcione, G Grieco, M Portabella, F Nunziata, M Migliaccio | published | IEEE Transactions on Geoscience and Remote Sensing | 2018 | 57
  6. On mesoscale analysis and ASCAT ambiguity removal

    The two-dimensional variational ambiguity removal (2DVAR) method provides a spatial analysis of t...

    W Lin, M Portabella, A Stoffelen, J Vogelzang, A Verhoef | published | Quart. J. Royal Meteor. Soc. | 2016 | 142
  7. ASCAT Wind Quality Control Near Rain

    In this paper, anomalous spatial gradients are investigated by an image processing method, known ...

    W Lin, M Portabella, A Stoffelen, A Verhoef, A Turiel | published | IEEE Transactions on Geoscience and Remote Sensing | 2015
  8. ASCAT wind quality under high subcell wind variability conditions

    The assessment and validation of the quality of satellite scatterometer vector winds is challengi...

    W Lin, M Portabella, A Stoffelen, J Vogelzang, A Verhoef | published | J. Geophys. Res. | 2015
  9. Toward and improved ambiguity removal for ASCAT-derived winds

    The current ASCAT Wind Data Processor (AWDP) uses the 2D variational ambiguity removal (2DVAR) sc...

    W Lin, M Portabella, A Stoffelen, J Vogelzang, A Verhoef, A Turiel, V Gonzales | 2014 | 2014 | IEEE
  10. Rain Identification in ASCAT Winds Using Singularity Analysis

    The Advanced Scatterometer (ASCAT) onboard the Metop satellite series is designed to measure the ...

    W Lin, M Portabella, A Stoffelen, A Turiel, A Verhoef | published | IEEE Gosci. Remote Sensing Letters | 2014 | 11
  11. Ascat-B ocean calibration and wind product results

    The EUMETSAT Metop-B satellite with onboard the Advanced Scatterometer (ASCAT) has been successfu...

    JA Verspeek, A Stoffelen, A Verhoef, M Portabella, J Vogelzang | 2013 | 2013 | EUMETSAT
  12. Calibration and Validation of ASCAT Winds, version 5.1

    Based on the OSI SAF cone visualisation tools at KNMI and the NOC corrections, calibration of the...

    J Verspeek, M Portabella, A Stoffelen, A Verhoef | 2013 | EUMETSAT | 2013
  13. On the characteristics of ASCAT wind direction ambiguities

    W Lin, M Portabella, A Stoffelen, A Verhoef | published | Atmospheric Measurement Techniques | 2013 | 6
  14. Research and Development in Europe on Global Application of the OceanSat-2 Scatterometer Winds

    Final report of the project initiated in response to the Indian Space Research Organisation (ISRO...

    A Stoffelen, A Verhoef, J Verspeek, J Vogelzang, T Driesenaar, Y Risheng, C Payan, G De Chiara, J Cotton, A Bentamy, M Portabella, GJ Marseille | 2013 | KNMI | 2013
  15. RAIN EFFECTS ON ASCAT RETRIEVED WINDS

    In this study, the rain impact on the ASCAT operational Level 2 retrieved wind quality and the ef...

    w lin, M Portabella, A Stoffelen, A Turiel, A Verhoef, J Verspeek, J Ballabrera, J Vogelzang | 2012 | 2012 | IEEE | IEEE
  16. Improved ASCAT Wind Retrieval Using NWP Ocean Calibration

    J Verspeek, A Stoffelen, A Verhoef, M Portabella | published | IEEE Transactions on Geoscience and Remote Sensing | 2012
  17. Validation of Backscatter Measurements from the Advanced Scatterometer on MetOp-A

    C Anderson, J Figa, H Bonekamp, J Wilson, J Verspeek, A Stoffelen, M Portabella | published | J. Atm. Oceanic Technol. | 2012 | 29
  18. High-resolution ASCAT scatterometer winds near the coast

    A Verhoef, M Portabella, A Stoffelen | published | IEEE Transactions on Geoscience and Remote Sensing | 2012 | 50
  19. Calibration and Validation of ASCAT Winds, version 5.0

    Based on the OSI SAF cone visualisation tools at KNMI and the NOC corrections, calibration of the...

    JA Verspeek, M Portabella, A Stoffelen, A Verhoef | 2011 | EUMETSAT | 2011
  20. SDP User Manual and Reference Guide version 2.1

    User manual of the SeaWinds Data Processor (SDP)

    J Vogelzang, J de Kloe, M Portabella, A Stoffelen, A Verhoef, J Verspeek | 2010 | EUMETSAT | 2010
  21. ON HIGH-RESOLUTION SCATTEROMETER WINDS NEAR THE COAST

    The Advanced SCATterometer (ASCAT) operational processing uses spatial filtering with a Hamming w...

    A Stoffelen, A Verhoef, J Vogelzang, M Portabella, J Figa | 2010 | 2010 | ESA SP686 | ESA
  22. 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
  23. 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
  24. 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
  25. 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