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The acquisition of vehicle license plate image information is an important link of the automatic recognition for the license plate.
车牌图像信息采集是车牌自动识别的重要环节。
Aiming at this problem, histogram equalization and gray stretch are used to enhance license plate image, and make the image clearer.
针对这一情况，将直方图均衡和灰度拉伸相结合，增强牌照图像，使图像更加清晰。
The author presents a new method base on wavelet transform in the locating of license plates. The license plate image can be detected and located using wavelet transform.
对于车牌定位，作者提出了一个基于小波变换的定位方法，采用小波变换对车牌图像进行边缘检测和定位。
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