# Channels: r g b i1 i2 i3
# Enter spectra linewise!
# 1. Sagebrush 
# 2. Saltbush
# 3. Soil
# 4. Dry grass
#
Matrix: 4 by 6
row0:  8.87  13.14  11.71  35.85  28.26 10.54
row1: 13.59  20.12  19.61  70.66 34.82 16.35
row2: 28.26  34.82  38.27  40.1 38.27 23.7
row3: 10.54  16.35  23.7   38.98 40.1 38.98