Number of channels: 4 Channel number Wavenumber (cm-1) Mean StDv RMSE Max(abs) 1 2563.957942 0.002814 0.030166 0.030297 0.189912 2 1526.431677 0.051181 0.141463 0.150437 0.795597 3 935.998175 0.001284 0.031028 0.031055 0.269264 4 753.166275 0.004534 0.081754 0.081880 0.332933