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Single estimator versus bagging: bias-variance ...
- ( x ** 2 )) + 1.5 * np . exp ( - (( x - 2 ) ** 2 )) def generate...{0} : {1:.4f} (error) = {2:.4f} (bias^2) " " + {3:.4f} (var) +...scikit-learn.org/stable/auto_examples/ensemble/plot_bias_variance.html -
grid_to_graph — scikit-learn 1.8.0 documentation
'int64' with 2 stored elements and shape (2, 2)> Coords Values...= bool ) >>> mask [[ 1 , 2 ], [ 1 , 2 ], :] = True >>> graph =...scikit-learn.org/stable/modules/generated/sklearn.feature_extraction.image.grid_to_graph.html -
roc_curve — scikit-learn 1.8.0 documentation
2 , 2 ]) >>> scores = np . array ([...Returns : fpr ndarray of shape (>2,) Increasing false positive rates...scikit-learn.org/stable/modules/generated/sklearn.metrics.roc_curve.html -
7.4. Imputation of missing values — scikit-lear...
2. Univariate feature imputation...'mean' ) >>> imp . fit ([[ 1 , 2 ], [ np . nan , 3 ], [ 7 , 6 ]])...scikit-learn.org/stable/modules/impute.html -
Linear and Quadratic Discriminant Analysis with...
[ 2.5 , 0.7 ]]) * 2.0 cov_class_2 = cov_class_1.... Ellipse ( mean , 2 * v [ 0 ] ** 0.5 , 2 * v [ 1 ] ** 0.5 ,...scikit-learn.org/stable/auto_examples/classification/plot_lda_qda.html -
Scheduler API
说明 0 0 2 * * ? 每天凌晨2点执行 0 0 0/6 * * ? 每6小时执行一次 0 0 2 * * MON...MON 每周一凌晨2点执行 0 0 2 1 * ? 每月1日凌晨2点执行 更新计划任务 请求 PUT / api / admin...fess.codelibs.org/zh-cn/15.5/api/admin/api-admin-scheduler.html -
1.1. Linear Models — scikit-learn 1.8.0 documen...
\frac{n}{2} \log(2 \pi) - \frac{n}{2} \log(\sigma^2) - \frac{\sum_{i=1}^{n}...(y_i - \hat{y}_i)^2}{2\sigma^2}\] where \(\sigma^2\) is an estimate...scikit-learn.org/stable/modules/linear_model.html -
ward_tree — scikit-learn 1.8.0 documentation
s)^2 + \frac{|v|+|t|} {T}d(v,t)^2 - \frac{|v|} {T}d(s,t)^2}\]...array ([[ 1 , 2 ], [ 1 , 4 ], [ 1 , 0 ], ... [ 4 , 2 ], [ 4 , 4...scikit-learn.org/stable/modules/generated/sklearn.cluster.ward_tree.html -
Ridge coefficients as a function of the L2 Regu...
- X \beta \|^{2}_{2} + \alpha \| \beta \|^{2}_{2}\) where \(X\)...side (e.g. \(\|y - X\beta\|^{2}_{2}\) ) measures the squared difference...scikit-learn.org/stable/auto_examples/linear_model/plot_ridge_coeffs.html -
Overview of multiclass training meta-estimators...
code_size = 2 ) cv_results_tree = cross_validate..., X , y , cv = cv , n_jobs = 2 ) cv_results_ovo = cross_validate...scikit-learn.org/stable/auto_examples/multiclass/plot_multiclass_overview.html