中文说明：PLS部分最小二乘工具箱,有较好的参考价值，IMC-PID是利用内模控制原理来对PID参数进行计算，鲁棒性好，性能优越，在MATLAB中求图像纹理特征，应用小区域方差对比，程序简单。
English Description：
Pls pls toolbox, a good reference value, IMC-PID is by using the internal model control principle of PID parameters are calculated and good robustness, superior performance, in MATLAB for image texture feature, application of small regional variance contrast, simple procedure.