Method and system for image processing for automatic road...

Image analysis – Pattern recognition – Template matching

Reexamination Certificate

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C382S209000

Reexamination Certificate

active

07068844

ABSTRACT:
The invention may comprise is a method and system of processing an image such as a road sign wherein the image is viewed from a host such as an automobile. The method begins with the initiating of a scan of an object to obtain an input. The input is converted to a signal before comparing the input with a set of stored inputs to determine a match. The converting step occurs via a fourier or similar transform to produce a transformed input; and, then filters the transformed input using nonlinear filtering.

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