嘿,伙计。可以帮我吗?
if size(cost,1) == 2 A = (4*Pdt*cost(1,3)*cost(2,3)) + 2*(cost(1,2)*cost(2,3))+(cost(1,3)*cost(2,2)); B = 2*(cost(2,3)+cost(1,3)); lambda = num2str(A ./ B); set(handles.answer1_staticText,'String', lambda); P1 = (lambda - cost(1,2))./(2*cost(1,3)); P2 = (lambda - cost(2,2))./(2*cost(2,3)); PT = mat2str(P1 + P2); set(handles.answer2_staticText,'String', PT); guidata(hObject, handles); end 通过上面的编码,答案变为:
[11.75 11.25 11.25 11.75 10.75 11.5 12.75 12.75 13] 我的问题是我想在静态文本框中显示我的答案,如下所示:
P1 = (%answer for P1) P2 = (%answer for P2) P TOTAL = (%answer for PT) 有人可以帮我编码吗?
回答:
您已将lambda转换为字符串(使用num2str ),因此, P1等的计算将产生意外结果。
最好只在显示步骤中将其转换为字符串,这样就不会发生这些意外。
尝试这个:
if size(cost,1) == 2 A = (4*Pdt*cost(1,3)*cost(2,3)) + 2*(cost(1,2)*cost(2,3))+(cost(1,3)*cost(2,2)); B = 2*(cost(2,3)+cost(1,3)); lambda = A ./ B; set(handles.answer1_staticText,'String', num2str(lambda)); P1 = (lambda - cost(1,2))./(2*cost(1,3)); P2 = (lambda - cost(2,2))./(2*cost(2,3)); PT = P1 + P2; set(handles.answer2_staticText,'String', num2str(PT)); guidata(hObject, handles); end
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