An objective of the present invention is to subtract only the difference between bulge and dent mark heights and compute and acquire only the heights of bulges and dents even when bulges and dents are present so as to overlap in the bulge and dent marks. P...

Method has the following steps: reference elements placed on or near the object are identified in the measurement images and used to align an image bordering other images, the positions of the reference elements on the object are determined and using the i...