中文说明：采用热核构造权重，微分方程组数值解方法，旋转机械二维全息谱计算，现代信号处理中谱估计在matlab中的使用，是学习PCA特征提取的很好的学习资料，关于神经网络控制。
English Description：
The thermonuclear structure weight, differential equations of the numerical solution method, rotating machinery two-dimensional holographic spectrum calculation and modern signal processing in spectrum estimation in MATLAB, is learning PCA feature extraction of very good learning materials, a neural network control.