An Introduction to Signal Processing in Chemical Analysis

Introduction	Convolution
Signal arithmetic	Deconvolution
Signals and noise	Fourier filter
Smoothing	Integration and peak area measurment
Differentiation	Curve fitting A: Linear Least Squares
Resolution enhancement	Curve fitting B: Multicomponent Spectroscopy
Harmonic analysis	Curve fitting C: Non-linear Iterative Curve Fitting

•  SPECTRUM, simple freeware program for Macintosh

	Programs written for Matlab (PC, Macintosh, or Unix):
Peak Finding and Measurement	Interactive Power Spectrum Demo
Interactive Smoothing	Interactive Fourier Filter
Interactive Derivative	Interactive Peak Fitter
Interactive Resolution Enhancement	The TFit Method for quantitative absorption spectroscopy

Available on CD
If you would like to receive a CD (PC format) with the this essay, the entire set of Matlab programs, including all the Web pages on this site, please send a stamped, self-addressed 5"x 7" envelope by postal mail. Request my current postal mailing address from toh@umd.edu. 

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