НМФ
# Import NMF
from sklearn.decomposition import NMF
# Create an NMF instance: model
model = NMF(n_components=6)
# Fit the model to articles
model.fit(articles)
# Transform the articles: nmf_features
nmf_features = model.transform(articles)
# Print the NMF features
print(nmf_features.round(2))
josh.ipynb