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  1. NOT 检索

    如果想搜索包含”搜索词1”但不包含”搜索词2”的文档,输入并搜索如下内容: 搜索词1 NOT 搜索词2...
    fess.codelibs.org/zh-cn/15.4/user/search-not.html
    Mon Jan 12 02:50:59 GMT 2026
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  2. A demo of K-Means clustering on the handwritten...

    can use PCA to project into a 2-dimensional space and plot the...reduced_data = PCA ( n_components = 2 ) . fit_transform ( data ) kmeans...
    scikit-learn.org/stable/auto_examples/cluster/plot_kmeans_digits.html
    Mon Jan 12 10:07:40 GMT 2026
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  3. as_float_array — scikit-learn 1.8.0 docum...

    2 , 2 ], dtype = np . int64 ) >>>...array ) array([0., 0., 1., 2., 2.]) On this page This Page...
    scikit-learn.org/stable/modules/generated/sklearn.utils.as_float_array.html
    Mon Dec 29 13:14:48 GMT 2025
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  4. orthogonal_mp — scikit-learn 1.8.0 docume...

    n_nonzero_coefs : argmin ||y - Xgamma||^2 subject to ||gamma||_0 <= n_{nonzero...||gamma||_0 subject to ||y - Xgamma||^2 <= tol Read more in the User...
    scikit-learn.org/stable/modules/generated/sklearn.linear_model.orthogonal_mp.html
    Mon Jan 12 10:07:41 GMT 2026
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  5. make_multilabel_classification — scikit-l...

    n_labels = 2 , length = 50 , allow_unlabeled...problem. n_labels int, default=2 The average number of labels per...
    scikit-learn.org/stable/modules/generated/sklearn.datasets.make_multilabel_classification.html
    Mon Jan 12 10:07:38 GMT 2026
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  6. spectral_embedding — scikit-learn 1.8.0 d...

    2: Added ‘auto’ option. norm_laplacian...affinity_matrix , n_components = 2 , random_state = 42 ) >>>...
    scikit-learn.org/stable/modules/generated/sklearn.manifold.spectral_embedding.html
    Mon Jan 12 10:07:41 GMT 2026
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  7. Comparing different clustering algorithms on to...

    xlim ( - 2.5 , 2.5 ) plt . ylim ( - 2.5 , 2.5 ) plt . xticks..."quantile" : 0.2 , "n_clusters" : 2 , "min_samples"...
    scikit-learn.org/stable/auto_examples/cluster/plot_cluster_comparison.html
    Mon Jan 12 10:07:41 GMT 2026
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  8. plot_hgbt_regression.py

    2. :ref:`categorical_support_gbdt`,...showcasing all points except 2 and 6 in a real life setting....
    scikit-learn.org/stable/_downloads/d108f2283ac3905eb623b32d42217a2b/plot_hgbt_regression.py
    Fri Dec 05 17:52:53 GMT 2025
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  9. plot_kmeans_digits.zip

    PCA` to project into a # 2-dimensional space and plot the...reduced_data = PCA(n_components=2).fit_transform(data) kmeans =...
    scikit-learn.org/stable/_downloads/1393861b58df827d4c681b80a5be2472/plot_kmeans_digits.zip
    Fri Dec 05 17:52:54 GMT 2025
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  10. Receiver Operating Characteristic (ROC) with cr...

    = 2 ], y [ y != 2 ] n_samples , n_features...linearly separable from the other 2; the latter are not linearly separable...
    scikit-learn.org/stable/auto_examples/model_selection/plot_roc_crossval.html
    Mon Jan 12 10:07:41 GMT 2026
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