Inventors:
Criley Orton - Ridgecrest CA
Richard G. Bahler - Holyoke CO
Assignee:
The United States of America as represented by the Secretary of the Navy - Washington DC
International Classification:
H04N 700
Abstract:
A contrast detection analyzer for detecting all edges sensed during a cirar scan and their angles with respect to vertical, wherein an edge near the center of the scan is detected, the angle is measured regardless of the light or dark orientation, and the exclusivity of the edge is determined. The analyzer output is in a digitized format suitable for computer calculations.