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.
(a) Precision–recall curves of PractiCPP under uniform sampling (K = 3) and hard sampling (K = 9) on the 1:1000 test set. (b) Precision–recall curves of PractiCPP and its three variants, with K set to 3 (without using hard negative sampling).
