MATLAB语言作为编程工具构造CMAC神经网络，利用公式Wij(k+1)=Wij(k)+β(yid-yi)α/αTα对连接权系数Wij进行调整，用来对正弦函数sin（x）进行逼近-MATLAB programming language as a tool to construct CMAC neural network, using the formula Wij (k+1) = Wij (k)+ β (yid-yi) α/αTα the connection weights Wij to a