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.
Percentage of incorrectly retrieved images in the browsing result (i.e., incorrect pit pattern) when browsing for the k = 1…, 20 most-characteristic images per pit pattern (left); Average number of images (from different patients) in that browsing result (right).
