Region detecting method and region detecting apparatus

Image analysis – Image segmentation

Reexamination Certificate

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C702S019000

Reexamination Certificate

active

07657090

ABSTRACT:
To provide a region detecting method capable of setting a proper threshold independently of a photographing condition and moreover, quickly and accurately detecting a specific region, which uses an image data storing section10for storing a sample image12and a purposed image11, a first computing means1for obtaining the extraction-region-identifying threshold data for a plurality of sample images including a common extraction region but having average color values different from each other in accordance with a genetic algorithm and generating a threshold table8for the average color values, a second computing means2for adaptively computing the extraction-region-identifying threshold data for the purposed image11in accordance with the average color value of the purposed image and the threshold table8, and a third computing means3for detecting an extraction region in accordance with the threshold data computed by the second computing means12.

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