计算个股piotroskif-score得分与,证券有关stock_bf_,_f_scorerdate,tdtd仅返回最终score值td,类因子值与最终score值td,时返回实数即最终score得分当,ov:=backupsystemparameters2setsysparampn_stocksz000002,…

分类和多分类cohen_kappa_,labelsarrayweightsstringsample_weightarray,是nil@@sample_weight@,只提供y1和y2y_true:=,returncohen_kappa_scorey_,returncohen_kappa_scorey_,…

可以是负的r2_scorey,truey_predsample,weightmultioutputrealy_true@,实际值@@y_pred@,@@实数r2_score范例t,34returnr2_scorey_,…

适用于单标签模型balanced_accuracy_,y_truearray,_predarraysample_weightarray,boolrealy_true@,returnbalanced_accuracy_scorey_,returnbalanced_accuracy_scorey_,returnbalanced_accuracy_scorey_,…

和多标签分类precision_scorey,truearrayy_predarray,stringlabelsarraypos_labelinteger,_weightarrayrealy_true@,01returnprecision_scorey_,10returnprecision_scorey_,…

预测效果越差explained_variance_,y_truey,predsample_weightmultioutput,y_true@,returnexplained_variance_scorey_,…

分类和多分类ks_curvey,truearrayy_scorearray,_labelintegersample_weightarray,_intermediateboolarrayy_true@,标签@@y_score@@,…

分类和多分类roc_curvey,truearrayy_scorearray,_labelintegersample_weightarray,_intermediateboolarrayy_true@,标签@@y_score@@,…

分类和多分类precision_recall_,y_truearray,_scorearraypos,labelintegersample_weightarray,y_true@,标签@@y_score@@,…

计算auc根据roc_curve计算出来,auc范例tcodey_true:=,1212y_score:=,06ret:=roc_curvey,truey_score2fpr,…