Figure 3.
A seed grid generation example. (a) Input image. (b) Initial equidistant seed grid. (c) Seed grid after only deletion of points with high local gradient mean. (d) Seed grid after shifting and deletion.
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.