Number of channels: 4 Channel number Wavenumber (cm-1) Mean StDv RMSE Max(abs) 1 2702.235990 0.000685 0.017394 0.017407 0.086856 2 1460.544610 0.041959 0.149898 0.155660 0.845137 3 928.986340 0.001218 0.032059 0.032082 0.284071 4 833.960350 0.000306 0.035040 0.035041 0.243090