中国矿业大学测量平差课件.ppt
计算结果显示区计算结果显示区,选择后双击后可以选择后双击后可以显示详细内容显示详细内容编辑需要运行的程序区编辑需要运行的程序区,可以存成可以存成*.m文件文件,进行运行进行运行.以解释方式进行运行以解释方式进行运行,不保不保留结果留结果.可以显示可以显示运行按钮显示历史记显示历史记录录矩阵输入:A=2,1;1,2;矩阵运算:A=2,1;1,2;B=3,-1,-1,3;相加:A+B相减:A-B相乘:A*B求逆:inv(A)转秩矩阵 A对角矩阵:P=4.1,4.3,3.3,3,1,1,1,1,1;单位矩阵:P=eye(9);A=0,0,0,0,1,1,1,1,1;0.3868,-0.7857,-0.0499,-0.9959,-1.8479,-1.1887,-0.7614,0.0857,0;0.9221,0.6186,0.9988,0.0906,-1.2502,-1.5267,-0.9840,-0.9417,0;P=blkdiag(4.1,4.3,3.3,3,1,1,1,1,1);w=3.9,-1.6,1.7;N=(A*inv(P)*A);NN=inv(N);K=NN*w;V=inv(P)*A*K;fx3=0.3868,-0.7857,0,0,1.0865,0.4273,0,0,0;fy3=0.9221,0.6186,0,0,-0.2662,-0.5427,0,0,0;Qx3=fx3*inv(P)*fx3-fx3*inv(P)*A*NN*A*inv(P)*fx3;Qy3=fy3*inv(P)*fy3-fy3*inv(P)*A*NN*A*inv(P)*fy3;