stan-dev/projpred

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Projection predictive variable selection

Stars: 114
Forks: 31
Open beginner issues: 0
Indexed issues: 45

Dominant language: R
License: No license data
Last GitHub push: Jun 25, 2026
Latest indexed: Sep 19, 2026
Contributing guide: Contributing guide
Code of conduct: No code of conduct
Beginner labels: No beginner labels indexed
PR merge metrics: No merged PRs in 30d

Beginner friendly Everything

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45 open issues indexed

Feature Request: Allow custom evaluation functions in the `stats` argument Open

Difficulty 4/5 3-5 days Newbie friendliness 48/100

stan-dev/projpred#566 · Opened Sep 12, 2026
Use testthat 3e Open

Difficulty 3/5 1-2 days Newbie friendliness 65/100

stan-dev/projpred#565 · Opened Jul 24, 2026
Support models with monotonic predictors Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#557 · 6 comments · Opened Feb 20, 2026
get_refmodel: latent projection cannot be combined with observation weights Open

exceptions

Difficulty 4/5 3-5 days Newbie friendliness 25/100

stan-dev/projpred#530 · 2 comments · Opened Aug 7, 2025
Conditional logit (clogit) models Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#527 · 9 comments · Opened Jul 24, 2025
Alt text for vignettes Open

Difficulty 3/5 1-2 days Newbie friendliness 52/100

stan-dev/projpred#526 · Opened Jun 30, 2025
`doFuture` warning about PRNG use in parallel projections Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#520 · 1 comment · Opened May 20, 2025
Logit-normal or probit-normal as sampling distribution for `stat = "acc"` Open

Difficulty 4/5 3-5 days Newbie friendliness 38/100

stan-dev/projpred#503 · Opened Jan 29, 2025
Request : Monotonic effect Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 20/100

stan-dev/projpred#499 · 1 comment · Opened Apr 18, 2024
Using projpred in multi-response models with group correlated hierarchical effects Open

exceptions

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#495 · 3 comments · Opened Mar 21, 2024
Truncated response distributions Open

enhancement exceptions

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#488 · Opened Dec 19, 2023
Smoothing of cross-validated predictive performance Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#482 · 1 comment · Opened Nov 30, 2023
Allow dispersion parameter to be observation-specific Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#481 · 1 comment · Opened Nov 23, 2023
Convergence checks for additive submodels Open

additive

Difficulty 5/5 Over a week Newbie friendliness 30/100

stan-dev/projpred#479 · 4 comments · Opened Nov 22, 2023
Predictive performance gap / jumpy behavior at full size in Gaussian multilevel model Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#441 · 1 comment · Opened Aug 18, 2023
variable selection for uncorrelated random variables Open

enhancement exceptions

Difficulty 4/5 3-5 days Newbie friendliness 32/100

stan-dev/projpred#435 · 3 comments · Opened Jul 24, 2023
Use observation weights in `proj_predict()` Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#402 · Opened Apr 3, 2023
Inconsistency in reference model formula between GAMs and GAMMs Open

additive

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#384 · Opened Mar 3, 2023
Unexpected behaviour when incompatible full formulas included in search_terms argument Open

enhancement

Difficulty 3/5 1-2 days Newbie friendliness 38/100

stan-dev/projpred#362 · 2 comments · Opened Oct 25, 2022
Projection for discrete exponential dispersion (DED) families Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#361 · 5 comments · Opened Oct 23, 2022
Varsel stat and stratified cross-validation for highly imbalanced data Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 28/100

stan-dev/projpred#328 · 11 comments · Opened Jul 5, 2022
Feature request: a table/plot of K-L divergences Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 38/100

stan-dev/projpred#327 · 1 comment · Opened Jul 1, 2022
Projection onto the full model for multilevel Gaussian models Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#323 · 2 comments · Opened May 23, 2022
Variable selection for multilevel phylogenetic model Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#319 · 2 comments · Opened May 11, 2022
Forward search without candidates at specific model size Open

perhaps

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#307 · 2 comments · Opened May 2, 2022
Contrasts Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#283 · 1 comment · Opened Mar 2, 2022
Using projpred with brm_multiple and mice Open

enhancement

Difficulty 4/5 3-5 days Newbie friendliness 32/100

stan-dev/projpred#275 · 6 comments · Opened Feb 14, 2022
Projpred::cv_varsel() returning “Not enough (non-NA) data to do anything meaningful” error Open

additive

Difficulty 5/5 Over a week Newbie friendliness 30/100

stan-dev/projpred#239 · 1 comment · Opened Nov 4, 2021
`split_formula()` for group-level independent smooths Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#238 · 1 comment · Opened Oct 22, 2021
Differing behavior of `extract_model_data()` for `"stanreg"` fits and `"brmsfit"`s Open

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#218 · 1 comment · Opened Oct 1, 2021
Poisson and binomial submodels: `non-integer` issue and lme4 issue #682 Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#207 · 4 comments · Opened Sep 22, 2021
Offset issues Open

Difficulty 5/5 Over a week Newbie friendliness 20/100

stan-dev/projpred#186 · 9 comments · Opened Aug 9, 2021
Enhancement for `penalty` Open

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#176 · 2 comments · Opened Jul 16, 2021
`as.matrix.projection()` for GAMs: Naming scheme of parameters Open

additive enhancement

Difficulty 3/5 1-2 days Newbie friendliness 42/100

stan-dev/projpred#152 · Opened Jun 11, 2021
`as.matrix.projection()` for GAMs: SDs for smoothing terms missing Open

additive bug

Difficulty 3/5 1-2 days Newbie friendliness 45/100

stan-dev/projpred#151 · Opened Jun 11, 2021
`as.matrix.projection()` for GAMs: Duplicated linear term Open

additive question

Difficulty 4/5 3-5 days Newbie friendliness 35/100

stan-dev/projpred#150 · 13 comments · Opened Jun 11, 2021
`get_refmodel()` for GAMMs: `object not found` error Open

additive bug

Difficulty 4/5 3-5 days Newbie friendliness 30/100

stan-dev/projpred#148 · 1 comment · Opened Jun 11, 2021
`varsel()` for GAMMs: `object not found` error Open

additive bug

Difficulty 4/5 3-5 days Newbie friendliness 38/100

stan-dev/projpred#145 · 1 comment · Opened Jun 10, 2021
Error for `as.matrix()` applied to GAMM projection Open

additive bug

Difficulty 3/5 1-2 days Newbie friendliness 42/100

stan-dev/projpred#131 · 3 comments · Opened May 21, 2021
init_refmodel example with custom model Open

documentation

Difficulty 3/5 1-2 days Newbie friendliness 42/100

stan-dev/projpred#125 · 2 comments · Opened Apr 27, 2021
Suggestion: Change-in-estimate projection Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#71 · 4 comments · Opened Feb 3, 2021
length of penalty for factors Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 35/100

stan-dev/projpred#66 · 7 comments · Opened Nov 27, 2020
Can tidybayes() be used with projected model objects? Open

question

Difficulty 2/5 1-3 hours Newbie friendliness 25/100

stan-dev/projpred#61 · 2 comments · Opened Sep 3, 2020
Implement student-t likelihood Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#3 · Opened Feb 8, 2017
Implement survival models Open

enhancement

Difficulty 5/5 Over a week Newbie friendliness 25/100

stan-dev/projpred#2 · 16 comments · Opened Feb 8, 2017

stan-dev/projpred

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