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.
Flowchart of cell binarisation: (a) grey histogram of I-channel in cell image, (b) edge gradient image of cells, (c) image of cell contour through a gradient threshold, (d) I-channel cell image modified by cell contour, and (e) binary image of cell.
