Optimization of a radiative transfer forward operator for simulating SMOS brightness temperatures over the upper Mississippi basin

H. Lievens, A. Al Bitar, N. E.C. Verhoest, F. Cabot, G. J.M. de Lannoy, M. Drusch, G. Dumedah, H. J. Hendricks Franssen, Y. Kerr, S. K. Tomer, B. Martens, O. Merlin, M. Pan, M. J. van den Berg, H. Vereecken, J. P. Walker, Eric F. Wood, V. R.N. Pauwels