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Method and system for evaluating an evaluated pattern of a mask

Image Number 5 for United States Patent #8098926.

A method, system and a computer program product for evaluating an evaluated pattern of a mask, the method includes: receiving multiple moments that represent an image of the evaluated pattern; wherein a size of information required for representing the multiple moments is substantially smaller than a size of pixel information that form the image of the evaluated pattern; and processing the multiple moments in order to determine at least one shape parameter of the evaluated pattern.

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