When sampling using NUTS I keep getting this ValueError: Mass matrix contains zeros on the diagonal. Removing the jitter in the initialization does not eliminate this error. I tried what was recommended here: Limit or prevent unrealistic output of neural network but it didn’t work. What is the reaso…

NUTS and zero derivative error

3arbie August 18, 2019, 9:05am 10

I still have the same problem while using sample without step function.

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