Publications by rstats | Julia Silge

Modeling human/computer interactions on Star Trek from #TidyTuesday with workflowsets

23.08.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from just getting started to tuning more complex models. Today’s screencast is on a more advanced topic, how to evaluate multiple combinations of feature engineering and modeling approaches via workflowsets, with this week’s #TidyTuesday datas...

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Fit and predict with tidymodels for #TidyTuesday bird baths in Australia

31.08.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from just getting started to tuning more complex models. Today’s screencast is good for folks who are newer to modeling or tidymodels; it focuses on how to use feature engineering together with a model algorithm and how to fit and predict, with th...

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Dimensionality reduction for #TidyTuesday Billboard Top 100 songs

14.09.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from just getting started to tuning more complex models. Today’s screencast focuses only on data preprocessing, or feature engineering; let’s walk through how to use dimensionality reduction for song features sourced from Spotify (mostly audio),...

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Multiclass predictive modeling for #TidyTuesday NBER papers

28.09.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from just getting started to tuning more complex models. Today’s screencast walks through how to build, tune, and evaluate a multiclass predictive model with text features and lasso regularization, with this week’s #TidyTuesday dataset on NBER ...

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Predict #TidyTuesday giant pumpkin weights with workflowsets

21.10.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages. If you are a tidymodels user, either just starting out or someone who has used the packages a lot, we are interested in your feedback on our priorities for 2022. The survey we fielded last year turned out to be very helpful in making decisions, so ...

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Spatial resampling for #TidyTuesday and the #30DayMapChallenge

04.11.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from just getting started to tuning more complex models. Today’s screencast walks through how to use spatial resampling for evaluating a model, with this week’s #TidyTuesday dataset on geographic data. ? Here is the code I used in the video, f...

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Predicting viewership for #TidyTuesday Doctor Who episodes

26.11.2021

This is the latest in my series of screencasts demonstrating how to use the tidymodels packages, from just getting started to tuning more complex models. Today’s screencast walks through how to handle workflow objects, with this week’s #TidyTuesday dataset on Doctor Who episodes. ? Here is the code I used in the video, for those who prefe...

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Topic modeling for #TidyTuesday Spice Girls lyrics

14.12.2021

This is the latest in my series of screencasts, but instead of being about tidymodels, this screencast focuses on unsupervised modeling for text, specifically topic modeling. Today’s screencast walks through how to build a structural topic model and then how to explore and understand it, with this week’s #TidyTuesday dataset on Spice Girl...

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