Number of channels: 4 Channel number Wavenumber (cm-1) Mean StDv RMSE Max(abs) 1 2560.736891 0.000466 0.027833 0.027837 0.123165 2 1482.299624 0.237166 0.137901 0.274344 0.696106 3 935.138972 -0.020669 0.033609 0.039456 0.164077 4 835.729526 -0.023456 0.046911 0.052449 0.235625