Fast regular shaped pattern searching

Image analysis – Pattern recognition – Template matching

Reexamination Certificate

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C382S213000, C382S283000

Reexamination Certificate

active

07054492

ABSTRACT:
An accumulation method for fast pattern search can accurately locate regular shaped patterns of interest. The method can be used for invariant search to match patterns of interest in images where the searched pattern varies in size or orientation or aspect ratio, when pattern appearance is degraded, and even when the pattern is partially occluded, where the searched image is large, multidimensional, or very high resolution, or where the pattern size is large. The computation requirement is independent of the size of the pattern region.

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