The wavelet transform for preprocessing IR spectra in the identification of mono- and di-substituted benzenes
Martin J. Bos, J.A.M. Vrielink · Chemometrics and Intelligent Laboratory Systems · 1994
This paper describes the wavelet transformation of IR spectra with the Daubechies analysing wavelet functions as a feature extracting method that successfully reduces the spectral data more than 20-fold with a significant improvement in the classification process.