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Sample pipeline for text feature extraction and...
) data_test = fetch_20newsgroups ( subset = "test" , categories...vect__norm: l1 test_accuracy = random_search . score ( data_test . data...scikit-learn.org/stable/auto_examples/model_selection/plot_grid_search_text_feature_extraction.html -
sklearn.linear_model.HuberRegressor — scikit-le...
n_features) Test samples. For some estimators...y_true.mean()) ** 2).sum() . The best possible score is 1.0 and it...scikit-learn.org/stable/modules/generated/sklearn.linear_model.HuberRegressor.html -
2.6. Covariance estimation — scikit-learn 1.4.2...
then the test set is supposed to have the...scikit-learn.org/stable/modules/covariance.html -
Custom refit strategy of a grid search with cro...
import train_test_split X_train , X_test , y_train , y_test = train_test_split..., "mean_test_recall" , "std_test_recall" , "mean_test_precision"...scikit-learn.org/stable/auto_examples/model_selection/plot_grid_search_digits.html -
Faces recognition example using eigenfaces and ...
X_test , y_train , y_test = train_test_split ( X , y , test_size...set and a test and keep 25% of the data for testing. X_train ,...scikit-learn.org/stable/auto_examples/applications/plot_face_recognition.html -
Statistical comparison of models using grid sea...
"rank_test_score" , "mean_test_score" , "std_test_score" ]]...params rank_test_score mean_test_score std_test_score kernel...scikit-learn.org/stable/auto_examples/model_selection/plot_grid_search_stats.html -
Kernel PCA — scikit-learn 1.4.2 documentation
X_test , y_train , y_test = train_test_split ( X ,..."Training data" ) test_ax . scatter ( X_test [:, 0 ], X_test [:, 1 ],...scikit-learn.org/stable/auto_examples/decomposition/plot_kernel_pca.html -
Multiclass sparse logistic regression on 20newg...
X_test , y_train , y_test = train_test_split ( X ,...predict ( X_test ) accuracy = np . sum ( y_pred == y_test ) / y_test...scikit-learn.org/stable/auto_examples/linear_model/plot_sparse_logistic_regression_20newsgroups.html -
Shrinkage covariance estimation: LedoitWolf vs ...
coloring_matrix ) X_test = np . dot ( base_X_test , coloring_matrix...ymin , - cv . best_estimator_ . score ( X_test ), color = "cyan"...scikit-learn.org/stable/auto_examples/covariance/plot_covariance_estimation.html -
Compare cross decomposition methods — scikit-le...
) X_test_r , Y_test_r = cca . transform ( X_test , Y_test ) Total...Y_train ) X_test_r , Y_test_r = plsca . transform ( X_test , Y_test...scikit-learn.org/stable/auto_examples/cross_decomposition/plot_compare_cross_decomposition.html -
Linear Regression Example — scikit-learn 1.4.2 ...
scatter ( diabetes_X_test , diabetes_y_test , color = "black" )...Split the data into training/testing sets diabetes_X_train = diabetes_X...scikit-learn.org/stable/auto_examples/linear_model/plot_ols.html -
Release Highlights for scikit-learn 0.24 — scik...
X_test , y_train , y_test = train_test_split ( X ,...X_train , X_test , y_train , y_test = train_test_split ( X ,...scikit-learn.org/stable/auto_examples/release_highlights/plot_release_highlights_0_24_0.html -
Release Highlights for scikit-learn 0.22 — scik...
X_test , y_train , y_test = train_test_split ( X ,...plot_roc_curve(svc, X_test, y_test) # rfc_disp = plot_roc_curve(rfc, X_test, y_test,...scikit-learn.org/stable/auto_examples/release_highlights/plot_release_highlights_0_22_0.html -
Demonstration of multi-metric evaluation on cro...
The best_estimator_ , best_index_ , best_score_ and best_params_...``gs.best_score_``, ``gs.best_params_`` and # ``gs.best_index_``...scikit-learn.org/stable/auto_examples/model_selection/plot_multi_metric_evaluation.html -
Confusion matrix — scikit-learn 1.4.2 documenta...
set and a test set X_train , X_test , y_train , y_test = train_test_split...from_estimator ( classifier , X_test , y_test , display_labels = class_names...scikit-learn.org/stable/auto_examples/model_selection/plot_confusion_matrix.html -
Prediction Latency — scikit-learn 1.4.2 documen...
X_test , y_train , y_test = train_test_split ( X ,..., X_test , y_test = generate_dataset ( n_train , n_test , n )...scikit-learn.org/stable/auto_examples/applications/plot_prediction_latency.html -
Cross-validation on diabetes Dataset Exercise —...
regularization Nested versus non-nested cross-validation Nested versus...lasso_cv . score ( X [ test ], y [ test ]) ) ) print () print...scikit-learn.org/stable/auto_examples/exercises/plot_cv_diabetes.html -
Comparing Random Forests and Histogram Gradient...
significant improvement of the testing score. Plot results We can...elapsed computing time and mean test score. Passing the cursor over...scikit-learn.org/stable/auto_examples/ensemble/plot_forest_hist_grad_boosting_comparison.html -
Comparison of kernel ridge regression and SVR —...
train_time = [] test_time = [] for train_test_size in sizes :...fit ( X [: train_test_size ], y [: train_test_size ]) train_time...scikit-learn.org/stable/auto_examples/miscellaneous/plot_kernel_ridge_regression.html -
Precision-Recall — scikit-learn 1.4.2 documenta...
and test X_train , X_test , y_train , y_test = train_test_split...and test X_train , X_test , Y_train , Y_test = train_test_split...scikit-learn.org/stable/auto_examples/model_selection/plot_precision_recall.html