Number of channels: 4 Channel number Wavenumber (cm-1) Mean StDv RMSE Max(abs) 1 2563.957942 -0.040228 0.036775 0.054504 0.193689 2 1526.431677 0.447215 0.193186 0.487157 0.996661 3 935.998175 0.005416 0.016843 0.017692 0.104748 4 753.166275 0.057551 0.041787 0.071122 0.210081