Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The optimal α plotted against a. The value of metric parameter α giving the maximum h is plotted for different values of the mixing parameter a. For each value of a the best value of α has been found for 20 different runs, the average is marked and the error bars give one standard deviation.
