请各位大虾多多指教,我在学习欧老师《结构振动控制》一书,不知道LQR算法中[y0,Z]=lsim((A-B*G),D,C0,D0,Xg,t)的系数怎么取值,特别是C0,D0,Xg。自己运算了,出现提示:??? Error using ==> @ss\private\abcdechk>CheckLTIDims
The B and D matrices don't have the same number of columns.
Error in ==> lsim at 105
sys = ss(a,b,c,d);
Error in ==> zhudongkongzhi at 3622
[y0,Z]=lsim((A-B*G),D,C0,D0,ag,t);