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I like to force priors to a given value, and/or insert new priors thanks to the custom_lnlike function.
However, I have difficulties using the same code because the length of the array for curr_pos…
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### Issue Description
I'm trying to sample a GP regressor prior distribution placed over the length scale of the RBF kernel, just like is done in this example (see code sample below): http://docs.pyr…
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**General information:**
- emcee version: 3.1.0
- platform: mac
- installation method (pip/conda/source/other?): conda forge
**Problem description:**
I'm trying to find a way to use multi…
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https://github.com/greta-dev/greta/blob/master/R/utils.R#L899-L904
This code expects there to be a `workers` name/slot in the future object, but there is not.
This then breaks the tests at https…
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Hi @itsdfish
I have been toying with the DEzs MCMC now for a while. Initially I had poor mixing for all model parameters, but I tuned the sampler parameters a bit and achieved acceptable (albeit n…
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While looking at the ipynb notebook of the exponential wave problem ( #111)
I ran it and discovered that by default we miss the second mode of the posterior (there are two modes due to permutation…
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**General information:**
- emcee version: 3.0.2.
- platform: Devuan GNU/Linux 2.1
- installation method (pip/conda/source/other?): conda
**Problem description:**
Greetings,
From the …
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When running an HMC (or a derived method), a boolean `is_accepted` is associated to each step. Is it a good practice to get read of the steps where this value is `False`? Or should all the results be …
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This is more to start discussion about optimizing pymc3 for GPU usage.
The current state as is: a function logp is compiled that is called each step with non-symbolic inputs. The RVs are return and…
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I have been experiencing some frustration with the NUTS algorithm, and based on [this work](https://discourse.mc-stan.org/t/hmc-jittered-vs-nuts-on-1000-dimensional-standard-normal/8383/10) I would li…