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.
Phase values in the centerline of phase images are obtained by direct pixel‐by‐pixel phase subtraction in row (a) and complex subtraction in row (b). The vertical axis is phase and horizontal axis is the distance (pixel number) along profile. Row (a) displays phase discontinuities along the profile.
