Table 4 The RMSE results for abundance estimation, using VCA_FCLS as the standard.
From: Endmember extraction and abundance estimation algorithm based on double-compressed sampling
RMSE | Sampling rate | ||||
---|---|---|---|---|---|
0.1 | 0.2 | 0.3 | 0.4 | 0.5 | |
Cuprite1 | |||||
CPPCA_VCA_FCLS | 0.282 | 0.194 | 0.096 | 0.109 | 0.166 |
SU_DCS | 0.165 | 0.150 | 0.158 | 0.174 | 0.173 |
Cuprite2 | |||||
CPPCA_VCA_FCLS | 0.184 | 0.168 | 0.149 | 0.117 | 0.180 |
SU_DCS | 0.206 | 0.131 | 0.133 | 0.138 | 0.137 |
Cuprite3 | |||||
CPPCA_VCA_FCLS | 0.220 | 0.153 | 0.142 | 0.146 | 0.135 |
SU_DCS | 0.192 | 0.148 | 0.165 | 0.167 | 0.162 |
Indian Pines | |||||
CPPCA_VCA_FCLS | 0.207 | 0.154 | 0.150 | 0.185 | 0.141 |
SU_DCS | 0.222 | 0.248 | 0.211 | 0.209 | 0.203 |
Pavia University | |||||
CPPCA_VCA_FCLS | 0.164 | 0.111 | 0.069 | 0.136 | 0.091 |
SU_DCS | 0.265 | 0.216 | 0.153 | 0.155 | 0.144 |
Botswana | |||||
CPPCA_VCA_FCLS | 0.135 | 0.091 | 0.054 | 0.104 | 0.122 |
SU_DCS | 0.290 | 0.194 | 0.139 | 0.213 | 0.225 |