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Visualizing a Tuned Classification Tree

Explore how to visualize tuned CART classification trees using tidymodels in R. Learn to apply hyperparameter tuning, interpret model complexity, and understand the bias-variance tradeoff with real data examples.

Specifying hyperparameter values

Assume a grid search has been performed using a CART classification decision tree on the Titanic training data. The grid search was used to find an optimal value for the min_n hyperparameter, given a value of 0.0 for the cost_complexity hyperparameter.

The grid ...