pymc-resources

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Correct answers about sigma in ch4 lin reg

1

I believe the answers about sigma here were incorrect; hopefully self-explanatory

davegrays

Converting Chp_15 and Chp_16 to v4

1

Code block 15.22 involves imputing missing data from a multivariate normal distribution. PyMC v4 does not support automatic imputation of missing data from a multivariate distribution. I left that code...

yahrMason

Hi Folks, I am working through Statistical Rethinking 2 and since I am more familiar with python than R I landed here. It seems to me that the book is...

grtyvr

Updating softmax in rethinking_2 chapter 11

5

Addresses https://github.com/pymc-devs/pymc-resources/issues/239 - Switches to `pm.math.softmax()` implementation for multinomial implementation of categorical model. - Adds `axis=1` to the function.

DamonCharlesRoberts

Code 11.56 and 11.57 issue with negative log probabilities from softmax

1

For the code in 11.56 and 11.57, I had been trying to replicate the results using the `pm.math.softmax` method, however, I was getting errors during sampling due to it producing...

DamonCharlesRoberts