暴露度算法介绍bonds_nsbetasensretpbondid,:=05returnbonds_nsbetasensretpbondid,tslxmlfile=media2024-01-08,…

意图与系统证券pn_stock系统,pn_date系统,pn_cycle复权,pn_rate复权,tslxmlfile=media2024-01-08,tslxmlfile=media2024-01-08,tslxmlfile=media2024-01-08,…

的市值和排名portfoliobacktesting_quantity_,endt:=39818returnportfoliobacktesting_quantity_,file=quotmedia2024-01-08,…

所占总市值的比例pf_groupconcentrationratiopfdata,行业名称:=array测试01测试02,array6040returnpf_groupconcentrationratios,…

样本进行快速聚类cluster_kmeanssample,9162700098901932,输入采用默认returncluster_kmeanssample,refdistancerefrefcluster_systemref,cluster_wardref,…

样本进行谱系聚类cluster_systema,9162798901932,best1ret1:=cluster_systema,methodsret2:=cluster_systema,refdistancerefrefcluster_kmeansref,…

时的持仓明细portfoliobacktesting_quantity_,quotquotquotreturnportfoliobacktesting_quantity_,file=quotmedia2024-01-08,…

华夏出版社p218页b_sofstock_,xrealrrealclose_realt,年利率%@@close_@@,范例tcodereturnb_sofstock_,file=quotmedia2024-01-08,…

线性的规划问题prog_lf,b求解不等式约束prog_lf,不等式约束等式约束prog_lf,约束上下界限约束prog_lf,@@array@@01约束条件第,个变量为01变量则,…

一行为一组回归系数regress_ridgey,方差扩大因子法regress_ridgey,y的岭迹regress_ridgey,水平实数或整数在01之间范例,nireturnret:=regress_ridgey,…