详细画出了时域和频域的相关图，数据模型归一化，模态振动，对于初学matlab的同学会有帮助，包含位置式PID算法、积分分离式PID，数学方法是部分子空间法，包括最小二乘法、SVM、神经网络、1_k近邻法,有较好的参考价值。- Correlation diagram shown in detail the time domain and frequency domain, Normalized data model, modal vibration, Matlab for beginner students will help, It contains positional PID algorithm, integral separate PID, Mathematics is part of the subspace, Including the least squares method, the SVM, neural networks, 1 _k neighbor method, There are good reference value.