/Python/How to use pca using scikit learn

How to use pca using scikit learn

Scikit learn pca

from sklearn.decomposition import KernelPCA
kpca = KernelPCA(n_components = 2, kernel = 'rbf')
X_train = kpca.fit_transform(X_train)
X_test = kpca.transform(X_test)

Source: grepper.com

Similar codes

2 votes337 views1 answer
Variable in regex python
Python
19 votes402 views3 answers
Map python 3
Python
4 votes372 views1 answer
Python: change column name
Python
0 vote392 views1 answer
Change a value in a row pandas
Python
1 vote338 views1 answer
Format integer to be money python
Python
0 vote369 views1 answer
Tf MaxPooling2D
Python
5 votes316 views1 answer
Python check file extension
Python
0 vote441 views1 answer
Using a generic exception block
Python
0 vote334 views1 answer
Pandas loc index not in
Python
4 votes389 views2 answers
Dataframe to tf data
Python