pymc-devs / pymc-devs/pymc-examples
Model Specification Fix in Discrete Choice Notebook
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- Dominant language
- Python
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- 398
- Forks
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- Avg merge
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Description
Discrete Choice Notebook:
https://www.pymc.io/projects/examples/en/latest/generalized_linear_models/GLM-discrete-choice_models.html:
Issue description
Following discussion on PyMC discourse i want to fix the model specification to improve parameter identification
https://discourse.pymc.io/t/inconsistencies-w-r-in-discrete-choice-and-random-utility-pymc-example/16488/4
Expected output
If applicable, describe what should happen instead.
Proposed solution
Updated model specification
Contributor guide
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
Start with the Discrete Choice Notebook linked in the issue, then read the referenced PyMC Discourse discussion to understand the proposed model-specification change and parameter-identification concern. Compare the current notebook with the proposed specification and establish reproducible criteria for improved identification; the issue currently does not define concrete expected outputs.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- python
- Domain
- machine-learning
- Issue type
- Bug
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100