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Improvements in an anisotropic ocean surface emissivity model based on WindSat polarimetric brightness observations

机译:基于Windsat Polariemetric亮度观测的各向异性海洋表面发射度模型的改进

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The goal of this research has been to develop a standardized fast full-Stokes ocean surface emissivity model with Jacobian for a wind-driven ocean surface applicable at arbitrary microwave frequencies, polarizations, and incidence angles. The model is based on the Ohio State University (OSU) two-scale code for surface emission developed by Johnson (2006, IEEE TGRS, 44, 560) as presented in our 2013 URSI talk. A total of five physical tuning parameters were identified, including the spectral strength and the hydrodynamic modulation factor. The short wave part of the spectrum is also allowed to have an arbitrary ratio relative to the long wave part. The foam fraction is multiplied by a variable correction factor, and also modulated to allow an anisotropic foam fraction with more foam on the leeward side of a wave.
机译:该研究的目标是开发一种标准化的快速全激的海洋表面发射率模型,用于雅各的海洋表面,适用于任意微波频率,偏振和入射角。该模型是基于俄亥俄州州立大学(OSU)由Johnson(2006,IEEE TGRS,44,560)开发的Superface发布的两种规范代码,如我们2013年URSI谈话所示。鉴定了总共五个物理调谐参数,包括光谱强度和流体动力调制因子。光谱的短波部分也允许相对于长波部分具有任意比。泡沫分数乘以可变校正因子,并且还调制以允许在波的背风侧上具有更多泡沫的各向异性泡沫部分。

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