kz                      Kolmogorov-Zurbenko filter
kza                     Kolmogorov-Zurbenko Adaptive
kzft                    Kolmogorov-Zurbenko Fourier Transform
kzp                     Kolmogorov-Zurbenko Periodogram
kzs                     Kolmogorov-Zurbenko Spline
kzsv                    Kolmogorov-Zurbenko Adaptive filter with Sample
                        Variance.
kztp                    Kolmogorov-Zurbenko Third-Order Periodogram
periodogram             Periodogram
rlv                     Rolling Variance Function
