initialize_param        Neutral initialization of starting values
plot.robpolycor         Plot method for classes '"robpolycor"' and
                        '"polycor"'.
polycor                 Robust estimation of polychoric correlation
polycor_mle             Maximum likelihood estimation of polychoric
                        correlation coefficient
polycormat              Robust estimation of polychoric correlation
                        matrix
polycormat_mle          Maximum likelihood estimation of polychoric
                        correlation matrix
print.robpolycor        Print method for classes '"robpolycor"' and
                        '"polycor"'.
vcov.robpolycor         Obtain estimated asymptotic variance-covariance
                        matrix
