dist <- ifelse(ite == 1, llh, (llh - last_llh)/(1 + abs(llh)))
Dist1 <- max((abs(phi - Phi))/(1 + abs(phi)))
Dist2 <- max((abs(rho - Rho))/(1 + abs(rho)))
dist <- ifelse(ite == 1, llh, (llh - last_llh)/(1 + abs(llh)))
Dist1 <- max((abs(phi - Phi))/(1 + abs(phi)))
Dist2 <- max((abs(rho - Rho))/(1 + abs(rho)))