License plate recognition multi-result fusion method
The invention discloses a license plate recognition multi-result fusion method, and the method comprises the steps: selecting and cutting a license plate character picture meeting a preset condition from an original data set, so as to determine a corresponding representative picture; according to th...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a license plate recognition multi-result fusion method, and the method comprises the steps: selecting and cutting a license plate character picture meeting a preset condition from an original data set, so as to determine a corresponding representative picture; according to the representative picture, obtaining HOG feature vectors of different characters in the picture, and further determining character similarity among the different characters; identifying the to-be-identified pictures by adopting a plurality of identification algorithms to obtain a whole-card identification result of each algorithm on the to-be-identified pictures, and screening out voting pictures from the to-be-identified pictures according to a weighted voting rule; calculating weighted voting weights corresponding to the plurality of whole card identification results, and further determining a voting result; and calculating the confidence of the voting result, and completing license plate recognition multi-result |
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