How to fix this error (SIGMA must be a symmetric positive semi-definite matrix)?
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Hi,
This error appears in my code: while the size of SIGMA (if it is sigma_m) is 6005 6005, means it is laready symmetric.
Error using mvnrnd (line 112)
SIGMA must be a symmetric positive semi-definite matrix.
Error in Bayesian_Visco_AVO_Inversion (line 79)
msim = mvnrnd(Mu_m, Sigma_m)';
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James Tursa
2021년 6월 15일
The fact that the size is 6005 x 6005 only means that it is square, which is not the same thing as symmetric positive semi-definite:
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