Method and System for Measuring Surface Roughness Using Fractal Dimension Values.
Patent, Filed 12 Aug 96, patented 12 Jan 99,
DEPARTMENT OF THE NAVY WASHINGTON DC
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A method of measuring surface roughness is provided in which a video image of a surface area is formed and partitioned into a set of regions that cover the video image. Each region is of equal size. A fractal dimension value is calculated for each region.