Training a model with PCA
Now that you have run PCA on the wine
dataset, you'll finally train a KNN model using the transformed data.
Diese Übung ist Teil des Kurses
Preprocessing for Machine Learning in Python
Anleitung zur Übung
- Fit the
knn
model to the PCA-transformed features,pca_X_train
, and training labels,y_train
. - Print the test set accuracy of the
knn
model usingpca_X_test
andy_test
.
Interaktive Übung
Versuche dich an dieser Übung, indem du diesen Beispielcode vervollständigst.
# Fit knn to the training data
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# Score knn on the test data and print it out
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