Number of channels: 4 Channel number Wavenumber (cm-1) Mean StDv RMSE Max(abs) 1 2702.235990 -0.001783 0.017931 0.018019 0.062410 2 1460.544610 0.521001 0.258586 0.581643 1.295446 3 928.986340 0.006913 0.033289 0.033999 0.300283 4 833.960350 0.012732 0.036998 0.039127 0.265451