发明名称 |
METHOD OF AND APPARATUS FOR PRODUCING LANE INFORMATION |
摘要 |
<p>The invention relates to a method of producing lane information for use in a map database. The method comprises: - acquiring one or more source images of a road surface and associated position and orientation data, the road having a direction and lane markings parallel to the direction of the road; - acquiring road information representative of the direction of said road; - transforming the one or more source images to obtain a transformed image in dependence of the road information, wherein each column of pixels of the transformed image corresponds to a surface parallel to the direction of said road; - applying a filter with asymmetrical mask on the transformed image to obtain a filtered image; and, - producing lane information from the filtered image in dependence of the position and orientation data associated with the one or more source images.</p> |
申请公布号 |
WO2009064172(A1) |
申请公布日期 |
2009.05.22 |
申请号 |
WO2007NL50569 |
申请日期 |
2007.11.16 |
申请人 |
TELE ATLAS B.V.;KMIECIK, MARCIN MICHAL;TABOROWSKI, LUKASZ PIOTR |
发明人 |
KMIECIK, MARCIN MICHAL;TABOROWSKI, LUKASZ PIOTR |
分类号 |
G06T5/00;G06T5/30 |
主分类号 |
G06T5/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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