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. Author manuscript; available in PMC: 2020 Sep 16.
Published in final edited form as: Remote Sens Environ. 2017 Oct 13;204:931–941. doi: 10.1016/j.rse.2017.08.025

Table 5:

Comparison between the 6:00 pm ascending L2_SM_P_E soil moisture estimates and CVS in situ soil moisture observations between April 2015 and October 2016.

CVS ubRMSE (m3/m3) Bias (m3/m3) RMSE (m3/m3) Correlation (R) N
SCA-H SCA-V DCA SCA-H SCA-V DCA SCA-H SCA-V DCA SCA-H SCA-V DCA SCA-H SCA-V DCA
Reynolds Creek 0.046 0.042 0.060 −0.075 −0.042 −0.005 0. 088 0.059 0.060 0.452 0.651 0.630 79 106 96
Walnut Gulch 0.027 0.029 0.042 −0.031 −0.019 −0.000 0.041 0.034 0.042 0.622 0.676 0.631 102 165 141
TxSON 0.028 0.028 0.033 −0.058 −0.018 0.031 0.065 0.034 0.045 0.930 0.929 0.893 178 178 178
Fort Cobb 0.039 0.035 0.046 −0.087 −0.069 −0.046 0.096 0.077 0.065 0.811 0.846 0.778 240 251 245
Little Washita 0.027 0.026 0.042 −0.057 −0.032 0.000 0.063 0.041 0.042 0.909 0.910 0.835 259 259 258
South Fork 0.053 0.045 0.061 −0.084 −0.087 −0.074 0.099 0.098 0.095 0.710 0.764 0.668 172 171 171
Little River 0.036 0.029 0.041 0.050 0.078 0.115 0.062 0.083 0.122 0.885 0.872 0.683 193 193 193
Kenaston 0.033 0.027 0.052 −0.065 −0.051 −0.024 0.073 0.057 0.057 0.833 0.828 0.515 186 186 186
Carman 0.087 0.049 0.051 −0.102 −0.109 −0.101 0.134 0.120 0.113 0.406 0.594 0.505 161 162 162
Monte Buey 0.075 0.052 0.046 0.007 −0.019 −0.050 0.075 0.056 0.067 0.848 0.874 0.722 107 113 113
REMEDHUS 0.041 0.045 0.055 −0.029 −0.018 0.006 0.050 0.048 0.056 0.856 0.857 0.781 168 184 156
Twente 0.068 0.052 0.051 0.006 0.001 −0.001 0.069 0.052 0.051 0.897 0.903 0.834 272 274 274
HOBE 0.046 0.042 0.069 0.003 −0.013 −0.019 0.046 0.044 0.071 0.711 0.844 0.811 106 106 106
Mongolia 0.032 0.038 0.037 −0.017 −0.018 −0.017 0.036 0.042 0.041 0.747 0.700 0.706 110 79 82
Yanco 0.060 0.053 0.052 0.004 0.011 0.013 0.060 0.054 0.054 0.966 0.966 0.940 201 203 199
L2_SM_P_E over a 33 km × 33 km contributing domain 0.047 0.039 0.049 −0.036 −0.027 −0.011 0.070 0.060 0.066 0.772 0.814 0.729
L2 SMOS averaged over a 33 km × 33 km contributing domain 0.052 −0.029 0.071 0.721
L2_SM_P over a 36 km × 36 km contributing domain 0.046 0.039 0.047 −0.037 −0.028 −0.015 0.071 0.061 0.066 0.772 0.795 0.700
L2 SMOS averaged over a 36 km × 36 km contributing domain 0.053 −0.028 0.072 0.710