Research Article
Quantification of the Spectral Variability of Ore-Bearing Granodiorite under Supervised and Semisupervised Conditions: An Upscaling Approach
Table 3
Results of SAM using an internal reference which is the average spectrum of each rock type either in laboratory (L3) or in the field (L3x).
| ā | ā | M1 reference | M2 reference | M3 reference |
| Level 0 | M1 | 0.073 | 0.270 | 0.212 | M2 | 0.274 | 0.083 | 0.107 | M3 | 0.223 | 0.125 | 0.115 | Level 1 | M1 | 0.062 | 0.265 | 0.206 | M2 | 0.266 | 0.054 | 0.091 | M3 | 0.216 | 0.109 | 0.102 | Level 2 | M1 | 0.058 | 0.264 | 0.204 | M2 | 0.264 | 0.041 | 0.083 | M3 | 0.211 | 0.096 | 0.089 | Level 0x | M1 | 0.017 | 0.289 | 0.228 | M2 | 0.290 | 0.027 | 0.079 | M3 | 0.228 | 0.078 | 0.022 |
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