Fig 5.
Representation of touches (highlighted in red) and crossings (highlighted in blue). The shown test was performed by the paper authors for visualization purposes and does not belong to the analyzed dataset.
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.