Initial commit of R code for chapters 2, 3 and 4.#2
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Initial commit of R code for chapter 2, which includes examples of the following: - model.matrix command for convert categorical features to numerical binary features - feature extraction with packages dplyr and tidyr - feature normalization - plotting with packages vcd and ggplot2 (including facets)
Chapter 3 R code includes - knn model of MNIST handwriting data - nonlinear random forest model of MPG data
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Initial commit of R code for chapters 2, 3, and 4, which include examples of the
following:
model.matrix command for convert categorical features to numerical
binary features
feature extraction with packages dplyr and tidyr
feature normalization
plotting with packages vcd and ggplot2 (including facets)
knn model of MNIST handwriting data
nonlinear random forest model of MPG data
tuning SVM model through grid search