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First 1197 results for ” James W. Hannigan”

  1. Tropical Cyclone Wind Direction Retrieval From Dual-Polarized SAR Imagery Using Histogram of Oriented Gradients and Hann Window Function

    Accurate knowledge of wind directions plays a critical role in ocean surface wind retrieval and t...

    Weicheng Ni; Ad Stoffelen; Kaijun Ren | Journal: IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing | Volume: 16 | Year: 2023 | First page: 878 | Last page: 888 | doi: 10.1109/JSTARS.2022.3230441

    Publication

  2. Assimilation of GNSS reflectometry delay-Doppler maps with a two-dimensional variational analysis of global ocean surface winds

    Direct remote-sensing observations (e.g., radar backscatter, radiometer brightness temperature, o...

    Feixiong Huang, James L Garrison, S Mark Leidner, Giuseppe Grieco, Ad Stoffelen, Bachir Annane, Ross N Hoffman | Journal: Quarterly Journal of the Royal Meteorological Society | Volume: 147 | Year: 2021 | doi: https://doi.org/10.1002/qj.4034

    Publication

  3. A Forward Model for Data Assimilation of GNSS Ocean Reflectometry Delay-Doppler Maps

    Delay-Doppler maps (DDMs) are generally the lowest level of calibrated observables produced from ...

    Feixiong Huang, James L Garrison, S Mark Leidner, Bachir Annane, Ross N Hoffman, Giuseppe Grieco, Ad Stoffelen | Journal: IEEE Transactions on Geoscience and Remote Sensing | Volume: 59 | Year: 2020 | doi: https://doi.org/10.1109/TGRS.2020.3002801

    Publication

  4. Assimilation of GNSS-R Delay-Doppler Maps into Weather Models

    Global Navigation Satellite System Reflectometry (GNSS-R) observations from the Cyclone Global Na...

    Feixiong Huang, James L Garrison, S Mark Leidner, Bachir Annane, Giuseppe Grieco, Ad Stoffelen, Ross N Hoffman | Journal: IGARSS 2020 - 2020 IEEE International Geoscience and Remote Sensing Symposium | Year: 2020 | doi: https://doi.org/10.1109/IGARSS39084.2020.9324128

    Publication

  5. OMI Detailed Validation Handbook

    EJ Brinksma, M Kroon | Year: 2006

    Publication