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基于类Haar特征和最近邻分类器的车辆检测 被引量:1

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摘要 针对传统车辆检测方法计算复杂和误检率高的问题,提出了一种基于类Haar图像特征描述的车辆检测方法。首先,建立特征向量库,利用类Haar特征对训练样本进行特征提取。然后,提取待检测图像的子图像特征信息。最后,最近邻分类器利用特征向量库对待识别的子图像进行车辆存在性检测。利用积分图像的概念对图像进行描述,大幅度提高了特征提取速度。此外,分析了不同数量的类Haar特征对检测效果的影响。实验结果表明,该方法能大幅降低误检率,获得较高的查准率,对日间自然光条件下的车辆有较好的检测效果。
作者 周莹 于晓艳
出处 《电子技术与软件工程》 2017年第24期76-78,共3页 ELECTRONIC TECHNOLOGY & SOFTWARE ENGINEERING
基金 国家自然科学基金(61401127)
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