Not positive definite matrix

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Anonymous's picture

Hi Mike,

I'm making a lot of progress with the package but I still have some questions.
When I try to run the tssem1 I get some non-positive definite matrix.
I think it is because the determinant is lower than 0. Do you have implemented partial least square or ridge to resolve this problem?

Thank you in advantage,


Mike Cheung's picture
Joined: 10/08/2009
Hi, Laura. I am afraid that

Hi, Laura.

I am afraid that the answer is no.