Why is Pyrren (in python) taking forever to run?

11 November 2018 0 9K Report

I'm currently building an LM Ann using pyrren but i get this warning sometimes /usr/local/lib/python3.6/dist-packages/pyrenn.py:722: RuntimeWarning: invalid value encountered in multiply G = np.linalg.inv(JJ+dampfac*np.eye(net['N'])) #scaled inverse hessian .

Does anyone how i can get around this?

Whenever i bump into this the program just stuck.

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