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  1. f1_score — scikit-learn 1.7.2 documentation

    2 , 0 , 1 , 2 ] >>> y_pred = [ 0 , 2 , 1 , 0 , 0...is: \[\text{F1} = \frac{2 * \text{TP}}{2 * \text{TP} + \text{FP}...
    scikit-learn.org/stable/modules/generated/sklearn.metrics.f1_score.html
    Wed Sep 24 16:15:25 UTC 2025
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  2. 2.9. Neural network models (unsupervised) — sci...

    version 2.9. Neural network models (unsupervised) # 2.9.1. Restricted...Gibbs sampling for inference. 2.9.1.2. Bernoulli Restricted Boltzmann...
    scikit-learn.org/stable/modules/neural_networks_unsupervised.html
    Wed Sep 24 16:15:25 UTC 2025
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  3. ClassifierChain — scikit-learn 1.7.2 documentation

    2 , ... , Y . shape [ 1 ] - 1 ]...length 5.: order = [ 1 , 3 , 2 , 4 , 0 ] means that the first...
    scikit-learn.org/stable/modules/generated/sklearn.multioutput.ClassifierChain.html
    Wed Sep 24 16:15:25 UTC 2025
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  4. FeatureUnion — scikit-learn 1.7.2 documentation

    n_components = 2 ))]) >>> X = [[ 0. , 1. , 3 ], [ 2. , 2. , 5 ]] >>>...parameters. Added in version 1.2. n_features_in_ int Number of...
    scikit-learn.org/stable/modules/generated/sklearn.pipeline.FeatureUnion.html
    Wed Sep 24 16:15:24 UTC 2025
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  5. PoissonRegressor — scikit-learn 1.7.2 documenta...

    determination R^2. R^2 uses squared error and D^2 uses the deviance...PoissonRegressor () >>> X = [[ 1 , 2 ], [ 2 , 3 ], [ 3 , 4 ], [ 4 , 3...
    scikit-learn.org/stable/modules/generated/sklearn.linear_model.PoissonRegressor.html
    Wed Sep 24 16:15:24 UTC 2025
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  6. lars_path — scikit-learn 1.7.2 documentation

    is: ( 1 / ( 2 * n_samples )) * || y - Xw ||^ 2_2 + alpha * ||...copy_X = True , eps = np.float64(2.220446049250313e-16) , copy_Gram...
    scikit-learn.org/stable/modules/generated/sklearn.linear_model.lars_path.html
    Wed Sep 24 16:15:25 UTC 2025
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  7. OutputCodeClassifier — scikit-learn 1.7.2 docum...

    Artificial Intelligence Research 2, 1995. [ 2 ] “The error coding method...n_features = 4 , ... n_informative = 2 , n_redundant = 0 , ... random_state...
    scikit-learn.org/stable/modules/generated/sklearn.multiclass.OutputCodeClassifier.html
    Wed Sep 24 16:15:24 UTC 2025
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  8. r2_score — scikit-learn 1.7.2 documentation

    y_true = [ - 2 , - 2 , - 2 ] >>> y_pred = [ - 2 , - 2 , - 2 ] >>> r2_score...y_true = [ - 2 , - 2 , - 2 ] >>> y_pred = [ - 2 , - 2 , - 2 + 1e-8...
    scikit-learn.org/stable/modules/generated/sklearn.metrics.r2_score.html
    Wed Sep 24 16:15:24 UTC 2025
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  9. PLSRegression — scikit-learn 1.7.2 documentation

    [ 2. , 2. , 2. ], [ 2. , 5. , 4. ]] >>> y =...= [[ 0.1 , - 0.2 ], [ 0.9 , 1.1 ], [ 6.2 , 5.9 ], [ 11.9 , 12.3...
    scikit-learn.org/stable/modules/generated/sklearn.cross_decomposition.PLSRegression.html
    Wed Sep 24 16:15:25 UTC 2025
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  10. Version 1.2 — scikit-learn 1.7.2 documentation

    2.2 # March 2023 Changelog # sklearn.base...GitHub Choose version Version 1.2 # For a short description of the...
    scikit-learn.org/stable/whats_new/v1.2.html
    Sun Sep 21 07:22:51 UTC 2025
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