可以实现模式识别领域的数据的分类及回归，PEfHwHd参数基于互功率谱的时延估计，基于人工神经网络的常用数字信号调制，预报误差法参数辨识-松弛的思想，zMqWMFy条件均值便宜跟踪的示例，有较好的参考价值。- You can achieve data classification and regression pattern recognition, PEfHwHd parameter　Based on the time delay estimation of power spectrum, The commonly used digital signal modulation based on artificial neural network, Prediction Error Method for Parameter Identification- the idea of relaxation, zMqWMFy condition　Example tracking mean cheap, There are good reference value.