Discusses and compares various edge detection operators for digital image processing, and analyses the characteristics of each operator.
讨论和比较数字图像处理的几种丝缘检测算子，分析各算子的特点。
Through the research on the color digital image characteristics of 133 wheat flour samples with different processing degree, an inspection method for wheat flour color and bran specks was set up.
通过对133个不同加工精度的小麦粉样品数字图像特性进行分析研究，建立了小麦粉粉色与麸星的检测方法。
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