函数接口介绍1max_error最大,2mean_absolute_,平均绝对误差3mean_squared_,均方误差4mean_squared_,绝对误差6r2_scorer2得分,explained_variance_score解释方差,…

36488ar2_score,…

群效应tdtdindex_md_,tdtdtdtdstocks_md_,searchcontenttslkeyword=index_md_,quottarget=quot_blankquot,helpdocsearchcontenttslkeyword=stock_pv,=quot_blankquotstock_pv,…

searchcontenttslkeyword=index_bf_,2crquottarget=quot_blankquot,_bf_prosperity,searchcontenttslkeyword=index_bf_,2crquottarget=quot_blankquot,_bf_prosperity,…

旋转矩阵retquotfactorscorequot0,vo:=backupsystemparameterssetsysparampn_datetoday,-1dobeginsetsysparampn_stockstockn,mcolsa1a:=a1stock:=a,media2024-03-20_wefcpvnqqtg5qgjaimage415,…

变量之间的相关性corr_canonicalx,yarrayalphafloatstandarize_choiceinteger,显著性检验@@standarize_choice@,media2024-03-20_wefcpvnqqtg5qgjaimage420,据做标准化z-score消除量纲,…

英语成绩endfunctiongroupfuncscorebeginif,thenreturn不及格elseifscore70then,中等elseifscore85then,media2024-01-03_mb7cvcqmoll43tphimage3,media2024-01-03_mb7cvcqmoll43tphimage4,…

比%算法说明计算score在一维数组,即最大percentileofscoredataarrayscorefloattype,数组待处理数据@@score@@,trtdstrick严格小于score占比,media2024-03-20_wefcpvnqqtg5qgjaimage209,…

%bb%c1%bf%d6,ae%ba%cd_1quot,=quot_blankquot,_vol_sumoptype,bb%c1%bfpcr_1quot,%d6%c1%bf%d6,%bb%c1%bf%d6,…

%e7%ba%bfquottarget,quot_blankquot,差与系统证券pn_stock系统,pn_date系统,pn_cycle复权,:=backupsystemparameterssetsysparampn_stocksh600004setsysparam,…