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X最后一个元素不为1 #4

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pele228 opened this issue Aug 18, 2020 · 1 comment
Open

X最后一个元素不为1 #4

pele228 opened this issue Aug 18, 2020 · 1 comment

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@pele228
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pele228 commented Aug 18, 2020

你好,代码测试中发现:给定数值模拟的A和B,计算的X结果非常好。如果使用真实数据测试,整体||AX-XB||误差控制特别好, 但是最后一位数值不为1,如下矩阵所示,请问这种情况需要如何加约束条件?
0.9997 -0.0040 -0.0249 -9.3997
0.0049 0.9994 0.0342 -6.6225
0.0248 -0.0343 0.9991 -15.0651
0 0 0 1.0520

@RachaGH
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RachaGH commented Jun 25, 2024

i had exactly one running my main, but i got opposite signs for entries (1,2) and (2,1) can you share your main file please @pele228

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