Prepares calibration data
prepCalData(x, exclrows = NULL, exclcols = NULL, min.nrows = 1, min.ncols = 2)
matrix or data frame with values (calibration set)
rows to be excluded from calculations (numbers, names or vector with logical values)
columns to be excluded from calculations (numbers, names or vector with logical values)
smallest number of rows which must be in the dataset
smallest number of columns which must be in the dataset