License plate accurate positioning method and device in free scene

The invention discloses a license plate accurate positioning method and device in a free scene. The method comprises the steps: carrying out connected domain analysis of a preset license plate image,reserving a marked connected domain meeting a preset contour condition, recording boundary points of...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LAI ZHENXIANG, DING LEI, YANG MINGYUE, DENG JIEHANG, JIANG ZHIHAO, GU GUOSHENG, LI YAPING
Format: Patent
Sprache:chi ; eng
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