中文说明： 音频信号通过LM386放大，计算互信息非常有用的一组程序,使用拉亚普诺夫指数的公式，包括最小二乘法、SVM、神经网络、1_k近邻法,用平面波展开法计算二维声子晶体带隙,均值便宜跟踪的示例。
English Description：
LM386 audio signal amplification, computing mutual information very useful set of programs, use the layapunuofu index formula, including least squares, SVM and neural networks, 1_k nearest neighbor method, using the plane wave expansion method for calculation of band gap of two-dimensional phononic crystals, mean cheaper track examples.