George Ho

Results 19 issues of George Ho

## Description Running `littlemcmc` in Jupyter notebooks leads to weird behavior. - [ ] All samples are the same - [ ] The PyTorch and JAX models either fail or...

a.k.a. generated quantities in Stan. It would be nice to support them natively somehow (i.e. along with the multiprocessing), and return them inside the `trace` object. We should look at...

The original R post had [four appendices](https://github.com/lindeloev/tests-as-linear/tree/master/simulations), each of which demonstrated (through numerical simulation) that a common statistical test was well-approximated by a linear model. These have not been ported...

help wanted

See https://eigenfoo.xyz/tests-as-linear/#5.2-Welch%E2%80%99s-t-test The original R post (https://lindeloev.github.io/tests-as-linear/#52_welch%E2%80%99s_t-test) does not go into detail about how to modify the linear model to have different variances.

help wanted

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Closes #159. WIP. Two questions: 1. Changing `broadcast_like` to `broadcast_to` in `aesara/tensor/math_opt.py` gives me a lot of `BadOptimization` and `AssertionErrors`, which I'm not knowledgeable enough to debug - can someone...

**Describe the bug** As in the title. **To Reproduce** For example, currently [the `plot_forest` doc page](https://arviz-devs.github.io/arviz/generated/arviz.plot_forest.html#arviz.plot_forest) lists the `plot_forest` function to take the `coords` argument, and the little `0.5.1` in...

Help Wanted
User Documentation

Filing this as an issue so we don't forget: https://github.com/pymc-devs/pymc4/pull/41#issuecomment-453775302 I think we can achieve most of the important distributions using `tfp.distributions.Mixture` and `tfp.distributions.Bijector` (e.g. the zero-inflated distributions are just...

enhancement
help wanted

Following up from https://github.com/pymc-devs/pymc4/pull/54#issuecomment-455783915 and https://github.com/pymc-devs/pymc4/pull/54#issuecomment-455866416. We rely on tfp to correctly implement many random variables. However, the random variables that we implement ourselves (e.g. the zero-inflated random variables) need...

help wanted