SpectrumBackground      Background estimation.
SpectrumDeconvolution   Improvement of the resolution in spectra,
                        decomposition of multiplets
SpectrumSearch          Automatical identification of the peaks in
                        spectrum with the presence of the continuous
                        background and statistical fluctuations - noise
SpectrumSmoothMarkov    Suppression of statistical fluctuations with
                        discrete Markov chain.
