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modeldata

modeldata contains data sets used in documentation and testing for tidymodels packages. The package also contains a suite of simulation functions for classification and regression data.

Installation

You can install the released version of modeldata from CRAN with:

install.packages("modeldata")

And the development version from GitHub with:

# install.packages("pak")
pak::pak("tidymodels/modeldata")

Contributing

This project is released with a Contributor Code of Conduct. By contributing to this project, you agree to abide by its terms.

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Version

Install

install.packages('modeldata')

Monthly Downloads

29,166

Version

1.6.0

License

MIT + file LICENSE

Issues

Pull Requests

Stars

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Maintainer

Max Kuhn

Last Published

August 21st, 2026

Functions in modeldata (1.6.0)

drinks

Sample time series data
lending_club

Loan data
penguins

Palmer Station penguin data
sim_classification

Simulate datasets
permeability_qsar

Predicting permeability from chemical information
meats

Fat, water and protein content of meat samples
scat

Morphometric data on scat
taxi

Chicago taxi data set
steroidogenic_toxicity

Predicting steroidogenic toxicity with assay data
pathology

Liver pathology data
two_class_dat

Two class data
small_fine_foods

Fine foods example data
mlc_churn

Customer churn data
parabolic

Parabolic class boundary data
modeldata-package

modeldata: Data Sets Useful for Modeling Examples
stackoverflow

Annual Stack Overflow Developer Survey Data
tate_text

Tate Gallery modern artwork metadata
solubility_test

Solubility predictions from MARS model
two_class_example

Two class predictions
wa_churn

Watson churn data
oils

Fatty acid composition of commercial oils
Chicago

Chicago ridership data
chem_proc_yield

Chemical manufacturing process data set
hepatic_injury_qsar

Predicting hepatic injury from chemical information
leaf_id_flavia

Leaf identification data (Flavia)
ischemic_stroke

Clinical data used to predict ischemic stroke
Smithsonian

Smithsonian museums
car_prices

Kelly Blue Book resale data for 2005 model year GM cars
credit_data

Credit data
ames

Ames Housing Data
hpc_data

High-performance computing system data
cells

Cell body segmentation
hpc_cv

Class probability predictions
biomass

Biomass data
covers

Raw cover type data
deliveries

Food Delivery Time Data
attrition

Job attrition
check_times

Execution time data
ad_data

Alzheimer's disease data
bivariate

Example bivariate classification data
cat_adoption

Cat Adoption
crickets

Rates of Cricket Chirps
cls_data_2026

Two classes, Two predictors 2026 Edition
grants

Grant acceptance data
Sacramento

Sacramento CA home prices
concrete

Compressive strength of concrete mixtures
pd_speech

Parkinson's disease speech classification data set
hotel_rates

Daily Hotel Rate Data