In this paper ,from the natural characters of step edge of image, we proposed a feature vector that consists of 3 com2 ponents based on the information measure accordingly. Firstly.a BP neural network is trained with some samples that have been classi2 fied by manual work,and then extract edge proints in a new image using the trained neural network.

一种新的基于信息测度和神经网络的边缘检测方法.pdf

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