Topic Modeling, Unsupervised Learning, Machine Learning, Data Science, Classification.
we can make sure that we are not informed on the information that the model is getting tested on (aka the topic model will not be trained on the test set). from sklearn.model_selection import train_test_split is_about_space = np.array(group_labels) == "sci.space" X_train, X_test, y_train, y_test =