中文说明：分别用BP神经网络和RBF神经网络进行预测分析。首先读取数据样本，然后对样本进行随机排列，并分成训练样本和测试样本。由于每次运行，样本都是随机排列的，能够保证测试的有效性。
English Description：
BP neural network and RBF neural network are used for prediction analysis. Firstly, the data samples are read, and then the samples are randomly arranged and divided into training samples and test samples. Because each run, the samples are randomly arranged, which can ensure the effectiveness of the test.