采用偏最小二乘法，最终的权值矩阵就是滤波器的系数，采用了小波去噪的思想，有详细的注释，是国外的成品模型，matlab小波分析程序。- Partial least squares method, The final weight matrix is ??the filter coefficient, Using wavelet denoising thought, There are detailed notes, Foreign model is finished, matlab wavelet analysis program.