Number of channels: 4 Channel number Wavenumber (cm-1) Mean StDv RMSE Max(abs) 1 2559.632955 0.061602 0.137319 0.150503 0.690963 2 1456.450402 0.247712 0.184576 0.308916 1.349929 3 927.178576 -0.012258 0.049123 0.050629 0.248078 4 835.679481 -0.021147 0.049074 0.053436 0.260183