tidymodels/tune

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Tools for tidy parameter tuning

Stars: 343
Forks: 54
Open beginner issues: 2
Indexed issues: 106
Avg merge: 3d 4h
Merged PRs (30d): 2

Dominant language: R
License: No license data
Last GitHub push: Jun 18, 2026
Latest indexed: Sep 21, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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106 open issues indexed

macOS CI: gower binary fails to load with unresolved OpenMP symbol ___kmpc_barrier Open

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

tidymodels/tune#1199 · Opened Sep 17, 2026
collect_metrics() with resample weights errors on an NA estimate and drops the weights on a failed resample Open

Difficulty 4/5 3-5 days Newbie friendliness 55/100

tidymodels/tune#1197 · Opened Sep 16, 2026
`control_grid()`, `control_bayes()`, and `control_last_fit()` are missing @return/@examples Open

tidy-dev-day :nerd_face:

Difficulty 2/5 1-3 hours Newbie friendliness 86/100

tidymodels/tune#1196 · Opened Sep 1, 2026
`select_by_pct_loss()` silently drops tied best-loss configurations Open

tidy-dev-day :nerd_face:

Difficulty 2/5 1-3 hours Newbie friendliness 78/100

tidymodels/tune#1195 · Opened Sep 1, 2026
`cross_join()` warning in `int_pctl()` Open

upkeep

Difficulty 3/5 1-2 days Newbie friendliness 58/100

tidymodels/tune#1185 · Opened Apr 17, 2026
Untested and wrongly used cli used in `.determine_pred_types()` Open

upkeep

Difficulty 1/5 Under an hour Newbie friendliness 75/100

tidymodels/tune#1180 · Opened Apr 2, 2026
Remove usage of `tune::` and `tune:::` Open

upkeep

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

tidymodels/tune#1177 · Opened Mar 20, 2026
Revisit logging in `tune_bayes_workflow()` Open

feature upkeep

Difficulty 3/5 1-2 days Newbie friendliness 48/100

tidymodels/tune#1156 · Opened Mar 17, 2026
Differentiate in logging between fitting and applying a postprocessor Open

feature

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

tidymodels/tune#1146 · Opened Mar 16, 2026
More tests with calibration method `"none"` Open

upkeep

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

tidymodels/tune#1145 · Opened Mar 12, 2026
Feature request: add full support for LOOCV Open

Difficulty 5/5 Over a week Newbie friendliness 35/100

tidymodels/tune#1136 · 1 comment · Opened Mar 3, 2026
errors when collecting results. Open

feature

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

tidymodels/tune#1122 · Opened Jan 12, 2026
confusion between metric name and metric type Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

tidymodels/tune#1120 · 1 comment · Opened Jan 12, 2026
curve plot functions for tune_results Open

feature

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

tidymodels/tune#1115 · Opened Nov 28, 2025
Bagged Tree Models Not Robust to Column Names and Tuning Arguments Open

bug

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

tidymodels/tune#1114 · 1 comment · Opened Nov 21, 2025
parallel helper functions Open

documentation feature

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

tidymodels/tune#1113 · Opened Nov 18, 2025
butcher methods for `tune_results()` Open

feature

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

tidymodels/tune#1112 · 1 comment · Opened Nov 12, 2025
Save memory efficient checkpoints to disk for long running hyperparameter tuning with `tune_bayes` Open

feature

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

tidymodels/tune#1106 · Opened Oct 24, 2025
Can we tune in parallel on multiple GPUs ? Open

question

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

tidymodels/tune#1098 · Opened Sep 9, 2025
Update `check_parameters()` for post-processing Open

upkeep

Difficulty 4/5 3-5 days Newbie friendliness 45/100

tidymodels/tune#1097 · Opened Sep 3, 2025
Feature request: Realtime metrics extraction for parallel reporting Open

feature

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

tidymodels/tune#1096 · Opened Sep 2, 2025
Add pointer to errors about not being able to find functions Open

feature

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

tidymodels/tune#1078 · 1 comment · Opened Aug 5, 2025
xgb.Booster "Handle is invalid!" error after using `last_fit()` with `control_last_fit(allow_par = TRUE)` Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 45/100

tidymodels/tune#1044 · Opened Jul 14, 2025
better use of random numbers for one-shot work and calibration Open

feature

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

tidymodels/tune#1038 · 1 comment · Opened Jul 8, 2025
switch to `expect_named()` Open

upkeep

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

tidymodels/tune#1030 · 1 comment · Opened Jul 2, 2025
Properly handle in-line transformations of the outcome Open

feature

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

tidymodels/tune#1024 · Opened Jun 25, 2025
Look more closely at future options Open

documentation feature

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

tidymodels/tune#1014 · Opened Jun 4, 2025
reassess if helper functions can be used to schedule certain stages Open

upkeep

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

tidymodels/tune#1013 · Opened Jun 4, 2025
`metric_info()` usage Open

upkeep

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

tidymodels/tune#1012 · Opened Jun 4, 2025
parsnip argument translation code Open

upkeep

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

tidymodels/tune#1011 · Opened Jun 4, 2025
Consolidate `outcome_names()` and `.get_tune_outcome_names()` Open

upkeep

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

tidymodels/tune#1002 · Opened Apr 17, 2025
metric objects, `as_tibble()` and `metric_info()` Open

upkeep

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

tidymodels/tune#1001 · 3 comments · Opened Apr 17, 2025
cannot get outcome names for workflows using `add_variables()` Open

feature

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

tidymodels/tune#993 · Opened Mar 20, 2025
Reuse parameter set from `tune_*()` in `tune_bayes()`? Open

upkeep

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

tidymodels/tune#992 · Opened Mar 19, 2025
Row order of minimal grid returned by `min_grid()` Open

bug

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

tidymodels/tune#987 · 1 comment · Opened Feb 28, 2025
Documentation of `tune_grid` states `object` to be a finalized workflow without tuning parameters Open

documentation

Difficulty 1/5 Under an hour Newbie friendliness 50/100

tidymodels/tune#982 · Opened Feb 20, 2025
Restructuring grid search processing Open

discussion

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

tidymodels/tune#980 · 1 comment · Opened Feb 15, 2025
Integrate with semi-supervised learning via SSRL Open

feature

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

tidymodels/tune#977 · Opened Jan 14, 2025
"Assigned data `orig_rows`" error when tuning `multinom_reg(engine = "nnet")` Open

bug

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

tidymodels/tune#976 · 1 comment · Opened Jan 13, 2025
632 and 632+ bootstrap estimates Open

feature work in progress

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

tidymodels/tune#970 · 1 comment · Opened Nov 24, 2024
nested resampling implementation Open

feature work in progress

Difficulty 5/5 Over a week Newbie friendliness 35/100

tidymodels/tune#969 · 6 comments · 2 reactions · Opened Nov 24, 2024
Cannot save class predictions on fitted resamples when response variable name starts with 'id' Open

bug

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

tidymodels/tune#967 · Opened Nov 21, 2024
use an initial random design with grid size is 1 Open

feature

Difficulty 2/5 1-3 hours Newbie friendliness 55/100

tidymodels/tune#962 · Opened Nov 13, 2024
Can't fit final mlp model with multiple hidden layers using tidymodels Open

bug

Difficulty 3/5 1-2 days Newbie friendliness 48/100

tidymodels/tune#963 · 3 comments · Opened Nov 13, 2024
Fit preprocessor just once with `tune_bayes` Open

feature

Difficulty 4/5 3-5 days Newbie friendliness 42/100

tidymodels/tune#955 · 5 comments · 2 reactions · Opened Oct 31, 2024
label testing for plots Open

upkeep

Difficulty 5/5 Over a week Newbie friendliness 15/100

tidymodels/tune#952 · 2 comments · Opened Oct 23, 2024
Feature suggestion: Extract splits from tune results as a resampling object Open

feature

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

tidymodels/tune#947 · 4 comments · Opened Oct 9, 2024
checks for optimizing the wrong metric type with postptocessing Open

feature

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

tidymodels/tune#938 · Opened Sep 17, 2024
workers error with custom metrics when using socket clusters Open

bug

Difficulty 4/5 3-5 days Newbie friendliness 42/100

tidymodels/tune#937 · 1 comment · 1 reaction · Opened Sep 5, 2024
better error message for multivariate models Open

feature

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

tidymodels/tune#936 · Opened Sep 5, 2024

tidymodels/tune

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