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具体步骤1、将采集到的彩色车牌图像转换成灰度图2、灰度化的图像利用高斯平滑处理后，再对其进行中直滤波3、使用Sobel算子对图像进行边缘检测4、对二值化的图像进行腐蚀，膨胀，开运算，闭运算的形态学组合变换5、对形态学变换后的图像进行轮廓查找，根据车牌的长宽比提取车牌代码实现图像灰度化gray = cv2.cvtColor(img, cv2.COLOR_BGR2GRAY)高斯平滑，中值滤波处理gaussian = cv2.GaussianBlur(gray, (3, 3), 0, 0, cv2.BORDER_DEFAULT) median = cv2.medianBlur(gaussian, 5)Sobel边缘检测sobel
1. 总结关于车牌注意点
简介：具体步骤1、将采集到的彩色车牌图像转换成灰度图2、灰度化的图像利用高斯平滑处理后，再对其进行中直滤波3、使用Sobel算子对图像进行边缘检测4、对二值化的图像进行腐蚀，膨胀，开运算，闭运算的形态学组合变换5、对形态学变换后的图像进行轮廓查找，根据车牌的长宽比提取车牌<!-- more -->代码实现图像灰度化gray = cv2.cvtColor(img, ...
简介：具体步骤1、将采集到的彩色车牌图像转换成灰度图2、灰度化的图像利用高斯平滑处理后，再对其进行中直滤波3、使用Sobel算子对图像进行边缘检测4、对二值化的图像进行腐蚀，膨胀，开运算，闭运算的形态学组合变换5、对形态学变换后的图像进行轮廓查找，根据车牌的长宽比提取车牌<!more>代码实现图像灰度化gray=cv2.cvtColor(img,cv2.COLORBGR2GR...
简介：HTML5发布已经有很长一段时间了，一直以来从来没有仔细的看过，过年刚来随便看看发现HTML5中的Canvas组件功能是如此的强大，不怪很多牛人预言Flash已死，死不死不是我要关心的，我关心的Canvas可以很轻松在网页中实现简单相框和图像灰度化。一起来看看HTML5 Canvas是怎么做到的吧！1. 新建一个html页面，在body tag之间加入Gra
4. HTML5组件Canvas实现图像灰度化(步骤+实例效果)
简介：HTML5,原来如此神奇。程序在google浏览器中测试通过。最后的忠告，千万不要在本地尝试运行上面的代码，google浏览器的安全检查会自动阻止从浏览器中读写非domain的文件。 ...，。
简介：HTML5, 原来如此神奇。程序在google浏览器中测试通过，感兴趣的朋友可以参考本文讲解的HTML5组件Canvas实现图像灰度化的具体步骤，希望对你有所帮助
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