Single-Scattering Radiative Transfer Model with Rayleigh Scatterers
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1)The Radiative model can connect the information acquired from optical images and microwave images
2)For detailed algorithm, you can reference the report
References:
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[4] C. Matzler. Microwave (1-100 Ghz) dielectric model of leaves. IEEE Transactions on Geoscience and Remote Sensing, 32(4):947–949, 1994.
[5] F.T. Ulaby, A. Tavakoli, and B.A. Thomas. Microwave propagation constant for a vegetation canopy with vertical stalks. IEEE transactions on geoscience and remote sensing, (6):714–725, 1987.
[6] C. ed. Mätzler. Thermal microwave radiation: applications for remote sensing, volume 52. Iet, 2006.
[7] T. Meyer, T. Jagdhuber, M. Piles, A. Fluhrer, and F. Jonard. Estimation of volume fraction and gravimetric moisture of winter wheat based on microwave attenuation: a field scale study. In IGARSS 2019-2019 IEEE International Geoscience and Remote Sensing Symposium, pages 5453–5456. IEEE, 2019.
[8] M.C. Dobson, F.T. Ulaby, M.T. Hallikainen, and M.A. El-Rayes. Microwave dielectric behavior of wet soil-part II: Dielectric mixing models. IEEE Transactions on Geoscience and Remote Sensing, (1):35–46, 1985.
[9] Y. Oh, K. Sarabandi, and F.T. Ulaby. An empirical model and an inversion technique for radar scattering from bare soil surfaces. IEEE transactions on Geoscience and Remote Sensing, 30(2):370–381, 1992.