可以实现模式识别领域的数据的分类及回归，采用偏最小二乘法，可以广泛的应用于数据预测及数据分析,是小学期课程设计的题目，最终的权值矩阵就是滤波器的系数。- You can achieve data classification and regression pattern recognition, Partial least squares method, Can be widely used in data analysis and forecast data, Is the topic of the elementary school stage curriculum design, The final weight matrix is ??the filter coefficient.