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Frequently Asked Questions

Is find_MAP still encouraged in practice? i notice a lot of code samples stopped using find_MAP (asked by @kpei) find_MAP is pretty much discouraged now in most situations. The MAP is not a representative point in high…

11 January 21, 2019
Welcome to PyMC Discourse 1 May 31, 2017
Ideas for reparameterizing models/changing priors to avoid divergences 3 December 5, 2019
Fitting LogNormal to payment amounts data gives weird PPC plot 1 December 5, 2019
Gaining intuitions for why sampling fails 3 December 5, 2019
Proper way to estimate conditional probabilities 4 December 5, 2019
What does the "maximum tree depth" warning mean? 7 December 4, 2019
Generating a random matrix with MvNormal 5 December 4, 2019
Sampling with a general lognormal model 10 December 3, 2019
Issues in first pymc3 program from the documentation 7 December 3, 2019
How to create a Vector Autoregressive AR1? 2 December 2, 2019
Problem with sampling from a CompletedDerichlet 1 December 1, 2019
Plotting a trace potentially causes my Python kernel to crash? 8 December 1, 2019
Using data as initial guess for GP 7 December 1, 2019
Pm.compareplot throws error 4 November 30, 2019
How to Create Multivariate AR(1) 1 November 29, 2019
Reject invalid parameter vector during HMC sampling 1 November 29, 2019
Solve_ivp for Differential Equation 2 November 28, 2019
Gaining speed in sampling an ODE 2 November 28, 2019
Decomposition of rates? 6 November 28, 2019
How to model RVs that depend on time dependent matrix multiplication? 1 November 27, 2019
A big trouble for a tior:BrokenPipeError------Broken pipe 1 November 27, 2019
Convergence diagnostic - Rhat is computed by "Rank" method which is different from the method mentioned in documentation? 1 November 27, 2019
Return value for 2n-dimensional ODE system 12 November 26, 2019
Best Practices for Large-Scale Regression 2 November 25, 2019
Unable to load trace after VI 14 November 25, 2019
Partsworth estimation causes "bad energy" warning on some observations 8 November 25, 2019
What is the purpose of a burned trace? 2 November 25, 2019
Model comparison for individual and combined datasets 5 November 24, 2019
How to use transform multiple pandas dataframe columns using random variables 1 November 22, 2019