tidymodels/yardstick

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Tidy methods for measuring model performance

Stars: 402
Forks: 63
Open beginner issues: 0
Indexed issues: 29
Avg merge: 33m
Merged PRs (30d): 1

Dominant language: R
License: No license data
Last GitHub push: Sep 17, 2026
Latest indexed: Sep 20, 2026
Contributing guide: Contributing guide
Code of conduct: Code of conduct
Beginner labels: No beginner labels indexed

Beginner friendly Everything

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29 open issues indexed

`mase()` silently accepts m = 0 and returns NaN Open

tidy-dev-day :nerd_face:

Difficulty 1/5 Under an hour Newbie friendliness 90/100

tidymodels/yardstick#637 · Opened Sep 1, 2026
`bal_accuracy()`, `ppv()`, `npv()` return NA for macro averaging when a factor level is unused, unlike `j_index()` Open

tidy-dev-day :nerd_face:

Difficulty 2/5 1-3 hours Newbie friendliness 85/100

tidymodels/yardstick#636 · Opened Sep 1, 2026
`mcc()` returns logical NA instead of NA_real_, breaking type stability Open

tidy-dev-day :nerd_face:

Difficulty 1/5 Under an hour Newbie friendliness 90/100

tidymodels/yardstick#635 · Opened Sep 1, 2026
`poisson_log_loss()` overflows to Inf for large counts due to `log(gamma())` instead of `lgamma()` Open

tidy-dev-day :nerd_face:

Difficulty 1/5 Under an hour Newbie friendliness 88/100

tidymodels/yardstick#634 · Opened Sep 1, 2026
unexpected results with weighted brier_class Open

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

tidymodels/yardstick#633 · Opened Jul 16, 2026
Linear predictor metrics differ between `last_fit()` and `manual predict()` Open

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

tidymodels/yardstick#629 · Opened Feb 16, 2026
Weighted Youden index Open

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

tidymodels/yardstick#628 · Opened Feb 5, 2026
Look at iic metric for perfect prediction Open

feature

tidymodels/yardstick#599 · 1 assignee · Opened Jan 20, 2026
prediction type error when using ranked probability score metric in tuning Open

bug

tidymodels/yardstick#556 · 1 comment · 1 assignee · Opened Oct 24, 2025
IPCW-based time-dependent sensitivity/specificity metrics for survival models Open

feature

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

tidymodels/yardstick#553 · 10 comments · 1 reaction · Opened Sep 15, 2025
Feature Request: Support time dependent covariates with counting process, please Open

feature

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

tidymodels/yardstick#549 · Opened Jun 27, 2025
More Survival Metrics Open

metric 📏

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

tidymodels/yardstick#537 · Opened Mar 4, 2025
Erroneous precision recall curve and PR-AUC for null classifier Open

bug

tidymodels/yardstick#526 · 1 assignee · Opened Nov 12, 2024
Guidelines on using custom metrics with tune parallel_over? Open

documentation

tidymodels/yardstick#514 · 1 comment · 1 assignee · Opened Sep 3, 2024
`classification_cost()` using predicted events Open

feature

Difficulty 4/5 3-5 days Newbie friendliness 39/100

tidymodels/yardstick#511 · Opened Jun 4, 2024
Stratified(Balanced) Brier Score for Imbalanced datasets Open

metric 📏

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

tidymodels/yardstick#506 · 1 comment · Opened May 7, 2024
New metric request: Survival PRC-AUC function Open

metric 📏

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

tidymodels/yardstick#496 · 1 comment · 1 reaction · Opened Mar 13, 2024
[Feature request or question] Provide option for metric analysis by class in a multi-class setting Open

feature

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

tidymodels/yardstick#326 · 14 comments · Opened Oct 12, 2022
Feature Request: LINEX implementation in yardstick Open

metric 📏

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

tidymodels/yardstick#325 · 3 comments · Opened Oct 10, 2022
Classification report Open

feature

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

tidymodels/yardstick#308 · 2 comments · Opened Jun 8, 2022
Regression metrics for multivariate models Open

feature

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

tidymodels/yardstick#251 · 1 comment · Opened Feb 3, 2022
H measure for classification Open

metric 📏

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

tidymodels/yardstick#247 · Opened Nov 23, 2021
Access underlying data of `autoplot()` objects Open

feature

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

tidymodels/yardstick#240 · 2 comments · Opened Nov 19, 2021
Add alt text to `autoplot` methods Open

feature

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

tidymodels/yardstick#228 · Opened May 19, 2021
reportable results metric Open

metric 📏

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

tidymodels/yardstick#219 · 1 comment · Opened Mar 29, 2021
log-loss for parametric censored regression models Open

metric 📏

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

tidymodels/yardstick#207 · Opened Mar 11, 2021
Feature request: calibration metrics Open

metric 📏

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

tidymodels/yardstick#150 · 5 comments · 4 reactions · Opened Apr 22, 2020
Feature request: Supporting Brier scores (and decompositions) for two-class outcomes Open

metric 📏

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

tidymodels/yardstick#139 · 4 comments · 7 reactions · Opened Feb 4, 2020
Lift/gain at a certain percentage Open

feature

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

tidymodels/yardstick#106 · 1 comment · Opened May 13, 2019

tidymodels/yardstick

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