Description Usage Arguments Value Author(s) Examples
This function allows to determine the n-derivative of a mid-infrared spectra.
1 |
spectra |
matrix. The matrix of FTIR spectra. The first row corresponds to wavenumber; the remaining rows corresponds to absorbances. |
order |
numeric. Order of derivative. Defaults to 2. |
p |
numeric. Polynomial order (p>order). Defaults to 3. |
sw |
numeric. Filter length (must be odd). Defaults to 11. |
A derivated spectra matrix. The first row corresponds to wavenumber; the second row corresponds to absorbance.
Claudio Pozo Valenzuela [aut, cre] and Saddys Rodriguez-llamazares [aut]
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Loading required package: pracma
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