help1_callback.m

拥有matlab用户界面的卡尔曼滤波程序

function help_callback

  
DI=dialog('unit','normalized','position',[.34 .2 .35 .6],'name','Help');

AI=axes('parent',DI,'visible','off');
t={ '\fontname{Times New Romman}\fontsize{9}Supposing the state and observation',... 
    ''...
    'eq. of a discrete system to be:',...
    ''...
    '             X_k_+_1=\Phi_k_+_1_,_k+\Gamma_k_+_1_,_kw_k',...
    '             Z_k=H_kX_k+v_k',...    
    '',...
    'and the order of X_k to be n, w_k to be p,',...
    '',...
    'v_k to be m, then \Phi_k_+_1_,_k is n\timesn, \Gamma_k_+_1_,_k is ',...
    '',...
    'n\timesp, H_k is m\timesn, Q_k is p\timesp, R_k is m\timesm,',...
    '',...
    'P_0_,_0 is n\timesn, and X_0_,_0 is n\times1.'};
    

text(0,.6,t,'parent',AI);

uicontrol(gcf,'unit','normalized','string','Next=>','position',[.75 .07 .22 .07],'callback','next1_callback','userdata',1);
uiwait(DI);%suspend the other programmes.