Table 7.
MAE (cm3/cm3), RMSE (cm3/cm3), RB and R values of SMOS, FY3-B, ASCAT, ESA-CCI, SMAP, the 1st and 2nd merged SSM against in-situ soil moisture measurements from ISMN. (ACD: AMMA-CATCH and DAHRA networks).
| Indies | Networks | SMOS | FY3-B | ASCAT | 1st merged SSM | ESA-CCI | SMAP | 2nd merged SSM |
|---|---|---|---|---|---|---|---|---|
| MAE | CTP_SMTMN | 0.102 | 0.120 | 0.102 | 0.098 | 0.070 | 0.074 | 0.064 |
| RSMN | 0.107 | 0.100 | 0.109 | 0.075 | 0.032 | 0.028 | 0.028 | |
| ACD | 0.033 | 0.053 | 0.063 | 0.059 | 0.088 | 0.024 | 0.048 | |
| BIEBRZA_S-1 | 0.381 | 0.156 | 0.298 | 0.276 | 0.338 | 0.303 | 0.287 | |
| MySMNet | 0.091 | / | 0.087 | 0.094 | 0.181 | 0.207 | 0.152 | |
| REMEDHUS | 0.075 | 0.065 | 0.071 | 0.071 | 0.038 | 0.049 | 0.040 | |
| HOBE | 0.134 | 0.282 | 0.135 | 0.141 | 0.060 | 0.071 | 0.072 | |
| USCRN | 0.094 | 0.138 | 0.095 | 0.095 | 0.079 | 0.099 | 0.085 | |
| OZNET | 0.064 | 0.138 | 0.067 | 0.080 | 0.061 | 0.086 | 0.072 | |
| Mean | 0.120 | 0.132 | 0.114 | 0.110 | 0.105 | 0.105 | 0.094 | |
| RMSE | CTP_SMTMN | 0.124 | 0.140 | 0.115 | 0.114 | 0.080 | 0.090 | 0.075 |
| RSMN | 0.126 | 0.120 | 0.150 | 0.098 | 0.041 | 0.036 | 0.036 | |
| ACD | 0.038 | 0.065 | 0.086 | 0.075 | 0.104 | 0.043 | 0.069 | |
| BIEBRZA_S-1 | 0.410 | 0.221 | 0.340 | 0.315 | 0.360 | 0.331 | 0.313 | |
| MySMNet | 0.109 | / | 0.108 | 0.109 | 0.186 | 0.216 | 0.161 | |
| REMEDHUS | 0.093 | 0.082 | 0.082 | 0.083 | 0.049 | 0.058 | 0.051 | |
| HOBE | 0.188 | 0.291 | 0.155 | 0.161 | 0.074 | 0.085 | 0.087 | |
| USCRN | 0.112 | 0.158 | 0.112 | 0.114 | 0.092 | 0.111 | 0.101 | |
| OZNET | 0.082 | 0.175 | 0.083 | 0.099 | 0.076 | 0.109 | 0.088 | |
| Mean | 0.142 | 0.157 | 0.137 | 0.130 | 0.118 | 0.120 | 0.109 | |
| RB | CTP_SMTMN | 0.382 | 0.290 | 0.258 | 0.258 | 0.180 | 0.058 | 0.053 |
| RSMN | 0.437 | 0.200 | 0.400 | 0.048 | 0.065 | 0.019 | 0.068 | |
| ACD | 0.083 | 0.553 | 0.573 | 0.561 | 0.671 | 0.185 | 0.493 | |
| BIEBRZA_S-1 | −1.895 | −0.379 | −1.122 | −0.907 | −1.596 | −1.280 | −1.372 | |
| MySMNet | −0.468 | / | 0.075 | 0.272 | 0.516 | 0.522 | 0.382 | |
| REMEDHUS | −0.449 | −0.449 | −0.187 | −0.257 | 0.125 | −0.283 | −0.013 | |
| HOBE | −0.119 | 0.572 | 0.315 | 0.330 | 0.010 | 0.056 | 0.126 | |
| USCRN | −0.274 | 0.273 | −0.076 | 0.001 | 0.112 | 0.053 | 0.081 | |
| OZNET | −0.039 | 0.459 | 0.189 | 0.229 | 0.133 | 0.255 | 0.141 | |
| Mean | −0.260 | 0.190 | 0.047 | 0.059 | 0.024 | −0.046 | −0.005 | |
| R | CTP_SMTMN | 0.639 | 0.560 | 0.806 | 0.819 | 0.790 | 0.824 | 0.766 |
| RSMN | 0.497 | 0.110 | 0.266 | 0.493 | 0.772 | 0.821 | 0.861 | |
| ACD | 0.644 | 0.770 | 0.595 | 0.590 | 0.699 | 0.750 | 0.718 | |
| BIEBRZA_S-1 | 0.293 | −0.028 | 0.371 | 0.319 | 0.445 | 0.528 | 0.331 | |
| MySMNet | 0.385 | / | 0.646 | 0.635 | 0.599 | 0.450 | 0.398 | |
| REMEDHUS | 0.637 | 0.372 | 0.744 | 0.729 | 0.708 | 0.803 | 0.691 | |
| HOBE | 0.155 | −0.162 | 0.540 | 0.499 | 0.541 | 0.696 | 0.633 | |
| USCRN | 0.522 | 0.015 | 0.455 | 0.366 | 0.528 | 0.627 | 0.573 | |
| OZNET | 0.743 | 0.443 | 0.736 | 0.626 | 0.720 | 0.775 | 0.730 | |
| Mean | 0.502 | 0.260 | 0.573 | 0.564 | 0.645 | 0.697 | 0.633 |