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 similarity ratio threshold of 0.5 was used to classify the full text as either similar or dissimilar. Like the trends shown in Figure 2, significant full text similarity has a correspondingly high probability of having very high abstract similarity.
