基于SIFT算法和PyQt的停车位标志识别系统

来源 :湖北大学学报(自然科学版) | 被引量 : 0次 | 上传用户:lycwmy01011
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本研究以停车位标志为研究对象,将SIFT经典算法应用到道路环境路标识别技术中,并基于PyQt库设计了道路标识牌识别系统可视化界面,能够实现道路环境图像读取、路标检测以及识别等功能.利用停车位标志特有的颜色特征,首先在HSV颜色空间对蓝色标识牌区域进行定位和分割,然后通过SIFT算法进行特征提取,并与《道路交通标志和标线》(GB 5768.2—2009)中规定的现有标准停车位路标进行特征匹配分类,得到识别结果.实验结果表明,系统界面交互性强、操作便捷,可以直观展示停车位交通标志的识别过程,识别准确率基本能达到95%左右,准确率较高.
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