FTS_identification      Obtain the auto- and partial autocorrelation
                        functions for a given FTS
elec_prices             Daily electricity price profiles from the
                        Day-Ahead Spanish Electricity Market
estimate_iid_distr_Imhof
                        Estimate distribution of the fACF under the
                        iid. hypothesis using Imhof's method
estimate_iid_distr_MC   Estimate distribution of the fACF under the
                        iid. hypothesis using MC method
fdaACF                  fdaACF: Autocorrelation function for Functional
                        Time Series
fit_ARHp_FPCA           Fit an ARH(p) to a given functional time series
integral_operator       Integral transformation of a curve using an
                        integral operator
mat2fd                  Obtain a fd object from a matrix
obtain_FACF             Obtain the autocorrelation function for a given
                        functional time series.
obtain_FPACF            Obtain the partial autocorrelation function for
                        a given FTS.
obtain_autocorrelation
                        Estimate the autocorrelation function of the
                        series
obtain_autocov_eigenvalues
                        Estimate eigenvalues of the autocovariance
                        function
obtain_autocovariance   Estimate the autocovariance function of the
                        series
obtain_suface_L2_norm   Obtain L2 norm of the autocovariance functions
plot_FACF               Plot the autocorrelation function of a given
                        FTS
plot_autocovariance     Generate a 3D plot of the autocovariance
                        surface of a given FTS
reconstruct_fd_from_PCA
                        Obtain the reconstructed curves after PCA
simulate_iid_brownian_bridge
                        Simulate a FTS from a brownian bridge process
simulate_iid_brownian_motion
                        Simulate a FTS from a brownian motion process
