C++ for posterior_predict
Open
Nobody has claimed this yet.
feature
- Dominant language
- R
- Stars
- 401
- Forks
- 136
- PR merge metrics
- No merged PRs in 30d
Description
Summary:
posterior_predict can likely be sped up by using C++ functions in place of apply functions
Description:
Maybe using expose_stan_functions on functions defined in the model could simplify speeding up posterior_predict
Contributor guide
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First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
No files or tests are named. Start by locating the posterior_predict implementation and its apply-based functions, then investigate whether expose_stan_functions can be used with functions defined in the model. Done means establishing a concrete C++ approach and demonstrating that posterior_predict is faster.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- cpp, r
- Domain
- performance
- Issue type
- Refactor
- Difficulty
- 5/5
- Estimated time
- Over a week
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100