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  1. Model Selection — scikit-learn 1.7.2 documentation

    (ROC) Nested versus non-nested cross-validation Nested versus...regularization on training and test error Effect of model regularization...
    scikit-learn.org/stable/auto_examples/model_selection/index.html
    Fri Sep 12 13:34:56 UTC 2025
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  2. Non-negative least squares — scikit-learn 1.7.2...

    import train_test_split X_train , X_test , y_train , y_test = train_test_split...train_test_split ( X , y , test_size = 0.5 ) Fit the Non-Negative...
    scikit-learn.org/stable/auto_examples/linear_model/plot_nnls.html
    Fri Sep 12 13:34:56 UTC 2025
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  3. PredefinedSplit — scikit-learn 1.7.2 documentation

    Provides train/test indices to split data into train/test sets using...The entry test_fold[i] represents the index of the test set that...
    scikit-learn.org/stable/modules/generated/sklearn.model_selection.PredefinedSplit.html
    Fri Sep 12 13:34:49 UTC 2025
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  4. RegressorChain — scikit-learn 1.7.2 documentation

    test) splits as arrays of indices....coefficient of determination on test data. The coefficient of determination,...
    scikit-learn.org/stable/modules/generated/sklearn.multioutput.RegressorChain.html
    Fri Sep 12 13:34:53 UTC 2025
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  5. Principal Component Regression vs Partial Least...

    X_test , y_train , y_test = train_test_split ( X ,...scatter ( pca . transform ( X_test ), y_test , alpha = 0.3 , label =...
    scikit-learn.org/stable/auto_examples/cross_decomposition/plot_pcr_vs_pls.html
    Fri Sep 12 13:34:50 UTC 2025
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  6. Examples of Using FrozenEstimator — scikit-lear...

    X_test , y_train , y_test = train_test_split ( X ,...( X_test )[:, 1 ] clf_score = brier_score_loss ( y_test , prob_pos_clf...
    scikit-learn.org/stable/auto_examples/frozen/plot_frozen_examples.html
    Fri Sep 12 13:34:53 UTC 2025
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  7. OAS — scikit-learn 1.7.2 documentation

    : X_test array-like of shape (n_samples, n_features) Test data...the observations. score ( X_test , y = None ) [source] # Compute...
    scikit-learn.org/stable/modules/generated/sklearn.covariance.OAS.html
    Fri Sep 12 13:34:53 UTC 2025
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  8. 7.1. Pipelines and composite estimators — sciki...

    X_test , y_train , y_test = train_test_split ( X ,...score: { regr . score ( X_test , y_test ) : .2f } " ) R2 score:...
    scikit-learn.org/stable/modules/compose.html
    Fri Sep 12 13:34:55 UTC 2025
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  9. Introducing the set_output API — scikit-learn 1...

    X_test , y_train , y_test = train_test_split ( X ,...X_train ) X_test_scaled = scaler . transform ( X_test ) X_test_scaled...
    scikit-learn.org/stable/auto_examples/miscellaneous/plot_set_output.html
    Fri Sep 12 13:34:55 UTC 2025
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  10. Confusion matrix — scikit-learn 1.7.2 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
    Fri Sep 12 13:34:53 UTC 2025
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  11. DBFlute Example (サンプル) | DBFlute

    MySQL dbflute-test-dbms-mysql PostgreSQL dbflute-test-dbms-postgresql...Oracle dbflute-test-dbms-oracle DB2 dbflute-test-dbms-db2 SQLServer...
    dbflute.seasar.org/ja/manual/reference/example/index.html
    Tue Aug 12 02:41:09 UTC 2025
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  12. Face completion with a multi-output estimators ...

    randint ( test . shape [ 0 ], size = ( n_faces ,)) test = test [ face_ids...2 :] X_test = test [:, : ( n_pixels + 1 ) // 2 ] y_test = test...
    scikit-learn.org/stable/auto_examples/miscellaneous/plot_multioutput_face_completion.html
    Fri Sep 12 13:34:53 UTC 2025
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  13. RepeatedStratifiedKFold — scikit-learn 1.7.2 do...

    print ( f " Test: index= { test_index } " ) ... Fold...index=[1 2] Test: index=[0 3] Fold 1: Train: index=[0 3] Test: index=[1...
    scikit-learn.org/stable/modules/generated/sklearn.model_selection.RepeatedStratifiedKFold.html
    Fri Sep 12 13:34:53 UTC 2025
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  14. ExtraTreeRegressor — scikit-learn 1.7.2 documen...

    X_test , y_train , y_test = train_test_split ( ......y_train ) >>> reg . score ( X_test , y_test ) 0.33 apply ( X , check_input...
    scikit-learn.org/stable/modules/generated/sklearn.tree.ExtraTreeRegressor.html
    Fri Sep 12 13:34:53 UTC 2025
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  15. Feature discretization — scikit-learn 1.7.2 doc...

    training and test part X_train , X_test , y_train , y_test = train_test_split...and testing points ax . scatter ( X_test [:, 0 ], X_test [:,...
    scikit-learn.org/stable/auto_examples/preprocessing/plot_discretization_classification.html
    Fri Sep 12 13:34:55 UTC 2025
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  16. Comparing Target Encoder with Other Encoders — ...

    "rmse_test_mean" : rmse_test_score . mean (), "rmse_test_std"...= True , ) rmse_test_score = - result [ "test_score" ] rmse_train_score...
    scikit-learn.org/stable/auto_examples/preprocessing/plot_target_encoder.html
    Fri Sep 12 13:34:55 UTC 2025
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  17. Underfitting vs. Overfitting — scikit-learn 1.7...

    plot ( X_test , pipeline . predict ( X_test [:, np . newaxis..."Model" ) plt . plot ( X_test , true_fun ( X_test ), label = "True function"...
    scikit-learn.org/stable/auto_examples/model_selection/plot_underfitting_overfitting.html
    Fri Sep 12 13:34:53 UTC 2025
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  18. GroupKFold — scikit-learn 1.7.2 documentation

    f " Test: index= { test_index } , group= { groups [ test_index...indices for that split. test ndarray The testing set indices for that...
    scikit-learn.org/stable/modules/generated/sklearn.model_selection.GroupKFold.html
    Fri Sep 12 13:34:53 UTC 2025
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  19. LeavePGroupsOut — scikit-learn 1.7.2 documentation

    f " Test: index= { test_index } , group= { groups [ test_index...indices for that split. test ndarray The testing set indices for that...
    scikit-learn.org/stable/modules/generated/sklearn.model_selection.LeavePGroupsOut.html
    Fri Sep 12 13:34:55 UTC 2025
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  20. RandomForestClassifier — scikit-learn 1.7.2 doc...

    max_leaf_nodes in best-first fashion. Best nodes are defined...shape (n_samples, n_features) Test samples. y array-like of shape...
    scikit-learn.org/stable/modules/generated/sklearn.ensemble.RandomForestClassifier.html
    Fri Sep 12 13:34:55 UTC 2025
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