用于三分类的bp算法matlab程序
下面是一个两概念（一个三角形和一个矩形）学习的例子，是一个典型的多分类例子
分类结果的正确率可通过训练网络进一步提高
-for three classification algorithm Matlab procedures bp below is a two concepts (a triangle and a Moment fractal) learning example is a typical example of multi-classification results of the correct classification rate can be further enhanced training network
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