Fig. 3.
First-order features: First-order density features overlaid on their respective S1 (top), S2 (middle), and S3 (bottom) slide scanners (all scale 0–1).
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.