System and method for decoding marks on a response sheet
作者： Bruno Roger , Mike Dvorak , Santhosh Monappa Shetty
DOI:
关键词: Sample (graphics) 、 Set (abstract data type) 、 Window (computing) 、 Scanner 、 Ballot 、 Algorithm 、 Mathematics 、 Point (geometry) 、 Relation (database) 、 Decoding methods
摘要: A ballot tabulation device includes a scanner operable to obtain an image of at least portion paper that voter response area. processor applies virtual template the identify center point for The comprises set characteristic points positioned in predetermined locations relation area, wherein comprise are common plurality sample images. also defines window is centered on and analyzes determine if area marked by voter.
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