Table 2 Pearson correlation coefficients (r) comparing measured field-plot ground data to hyperspectral spectral mixture analysis (SMA) and multi-spectral indices dNBR and RdNBR. Bold values are significant at p < 0.05. Organic ground cover refers to green and non-photosynthetic vegetation, while inorganic refers to soil, rock and ash.

Organic-uncharred

0.66

−0.65

−0.48

0.36

−0.79

−0.77

Organic-charred

0.52

−0.27

−0.11

0.45

−0.17

−0.27

Inorganic-uncharred

0.38

0.13

0.36

0.42

−0.48

−0.23

Inorganic-charred

0.35

0.47

0.14

0.32

0.72

0.55