计算机科学 ›› 2014, Vol. 41 ›› Issue (7): 313-317.doi: 10.11896/j.issn.1002-137X.2014.07.065
周宣汝,袁家政,刘宏哲,杨睿
ZHOU Xuan-ru,YUAN Jia-zheng,LIU Hong-zhe and YANG Rui
摘要: 针对无人驾驶汽车的交通信号灯识别,提出了一种基于HOG特征和SVM的交通信号灯实时识别算法。该算法首先提取视频中的红绿色区域,筛选出符合条件的区域,提取各类信号灯的HOG特征,然后运用SVM构建对应类别信号灯的分类器,之后依据判决函数对当前信号进行实时判决,从而得到准确的信号灯信息。实验结果表明该算法有良好的准确率和实时性。
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