Initializes interpolation model

        :param times: Array of reference times in second relative to the first timestamp
        :type times: numpy.array
        :param series: One dimensional array of time series
        :type series: numpy.array
        :return: Initialized interpolation model class

def get_interpolation_function(self, times, series):
        """ Initializes interpolation model

        :param times: Array of reference times in second relative to the first timestamp
        :type times: numpy.array
        :param series: One dimensional array of time series
        :type series: numpy.array
        :return: Initialized interpolation model class
        """
        return self.interpolation_object(times, series, **self.interpolation_parameters)