一种流形学习算法（很好用），最终的权值矩阵就是滤波器的系数，计算多重分形非趋势波动分析，在MATLAB中求图像纹理特征，供做算法研究人员参考，IMC-PID是利用内模控制原理来对PID参数进行计算。- A fluid manifold learning algorithm (good use), The final weight matrix is ??the filter coefficient, Calculate the multifractal trend fluctuation analysis, In the MATLAB image texture feature, Algorithm for researchers to do reference, The IMC- PID is using the internal model control principle for PID parameters is calculated.