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市值字段排名返回前n项的,所占总市值的比例pf_groupconcentrationratiopfdata,组合持仓数据@@n@@,array6040returnpf_groupconcentrationratios,…
-累计收益率%pf_cumulativereturnt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_cumulativereturnt,…
的stdevof关键字计算pf_standarddeviationt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_standarddeviationt,…
关键字计算同函数pf_stdofdown下跌,算法一样pf_semideviationt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,…
的stdevof关键字计算pf_stdofupt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_stdofupt,…
关键字计算同函数pf_semideviation下方,算法一样pf_stdofdownt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,…
所有数据的比例pf_percentofupt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_percentofupt,…
所有数据的比例pf_percentofdownt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_percentofdownt,…
收益率序列的平均值pf_avggaint,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_avggaint,…
序列的平均收益pf_avggainofupt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,begtendtt:=ndayn日期sp,涨幅%stockzf3returnpf_avggainofupt,…