说明：  《卡尔曼滤波原理及应用:MATLAB仿真》程序,书不贵，建议大家可以买一本看看，里面有例子和程序，看看能很快入门的，减少您研究过程中走很多弯路！
( Kalman filter theory and applications: MATLAB simulation procedures, the book is not expensive, we can buy a look at the recommendations, there are examples and procedures to see the entry soon, reducing your research process to take a lot of detours!)