Exercise

Grid search with range of hyperparameters

In chapter 1, you learned how to use the expand.grid() function to manually define a set of hyperparameters. The same function can also be used to define a grid with ranges of hyperparameters.

The voters_train_data dataset has been loaded for you, as have the caret and tictoc packages.

Instructions 1/4

XP

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Define a grid with the neural network hyperparameter size ranging from 1 to 5 with a step-size of 1.