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历史模拟法%risk_systemt1,收益率ov:=backupsystemparameters2setsysparampn_date,20120419t1:=nday180日期,specstocklnzf3sz000002t2:=nday180日期,specstocklnzf3sh000001returnrisk_systemt1,…
取当前时间时sp_time返回,它前一个交易日而sp_time1,取序列时间时sp_time1,sp_time效果,不同:/当前值setsysparampn_stock,setsysparampn_cycle,_daysetsysparampn_date,img//序列值setsysparampn_stock,…
收益率序列的平均值pf_avggaint,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_avggaint,…
序列的平均收益pf_avggainofupt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_avggainofupt,…
跌收益的平均值pf_avggainofdownt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_avggainofdownt,…
所有数据的比例pf_percentofupt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_percentofupt,…
所有数据的比例pf_percentofdownt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_percentofdownt,…
的stdevof关键字计算pf_stdofupt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_stdofupt,…
-累计收益率%pf_cumulativereturnt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_cumulativereturnt,…
的stdevof关键字计算pf_standarddeviationt,endt:=inttodate20110630setsysparampn_stock,setsysparampn_date,tradedaysbegtendtt:=ndayn日期,涨幅%stockzf3returnpf_standarddeviationt,…