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xinychen / transdim

Machine learning for transportation data imputation and prediction.
https://transdim.github.io
MIT License
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LinAlgError: 10-th leading minor of the array is not positive definite #7

Open 8188 opened 3 years ago

8188 commented 3 years ago

I try to use BTMF imputation on my own data, but after 1 or 2 iters I always run into the error above. I have add 1e-8 on all the data and fillna with 0. Does anyone have the same problem?

pablosteinmetz commented 3 years ago

Im having the same problem

pablosteinmetz commented 3 years ago

May be project the non-positive matrix into a positive one will solve the problem?