中文说明：七个RBF神经网络的源代码:基于梯度法、OLS、聚类、k均值聚类、函数逼近的RBF 网设计算法，及预测模型
English Description：
Seven RBF neural network source code: Based on gradient method, OLS, clustering, K-means clustering, function approximation RBF network design algorithm, and prediction model