证券资本结构指标stock_zbjgrdatetype,tcode//返回万科a最近2,结构指标数据setsysparampn_stocksz000002,stock_zbjg0,media2024-04-18_cehgfbgh7vv1xx2kimage12,…

证券盈利能力指标stock_ylnlrdatetype,tcode//返回万科a最近2,能力指标数据setsysparampn_stocksz000002,stock_ylnl0,media2024-04-18_cehgfbgh7vv1xx2kimage13,…

证券财务比率指标stock_cwblrdatetype,tcode//返回万科a最近2,比率指标数据setsysparampn_stocksz000002,stock_cwbl0,…

证券成长能力指标stock_chznlrdatetype,tcode//返回万科a最近2,能力指标数据setsysparampn_stocksz000002,stock_chznl0,media2024-04-18_cehgfbgh7vv1xx2kimage10,…

如下minfunxnonlp_fminbndfun,名字符串@@a@@,目标functionobjxbeginreturna2-,*a+8,//returnret:=nonlp_fminbndquot,quotabmethods,media2024-03-20_wefcpvnqqtg5qgjaimage774,…

查看指定日的aid=,ahg_dl_,人民币存贷款利率setsysparampn_stockquot,quotsetsysparampn_date20210302t,hg_dl_,…

字符串与系统证券pn_stock和,时间pn_date有关,_time_ind_,tcode//返回万科a在2011,ov:=backupsystemparameterssetsysparampn_stocksz000002,…

样本进行谱系聚类cluster_systema,methodsintegeroptionsarrayarraya@@,的类范例tcodea:=array,best1ret1:=cluster_systema,methodsret2:=cluster_systema,refdistancerefrefcluster_kmeansref,…

均值协方差或方差norm_lineartransformmu,arraysigmarealorarrayarealor,原正态分布方差@@a@@,2为实数y=a+bx,ey=a+b,sigma:=10returnnorm_lineartransformmu,media2024-03-20_wefcpvnqqtg5qgjaimage529,…

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