Quantification of the Spectral Variability of Ore-Bearing Granodiorite under Supervised and Semisupervised Conditions: An Upscaling Approach

<div>The spectral standard deviation calculated using the laboratory measurements (a–c) for M1-M3, respectively, and using the field measurements (d–f) for M1-M3, respectively.</div>

Journal of Spectroscopy

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Figure 4

Figure 4: Quantification of the Spectral Variability of Ore-Bearing Granodiorite under Supervised and Semisupervised Conditions: An Upscaling Approach 

Figure 4 | Quantification of the Spectral Variability of Ore-Bearing Granodiorite under Supervised and Semisupervised Conditions: An Upscaling Approach 