关键字计算同函数pf_stdofdown下跌,算法一样pf_semideviationt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,…

的stdevof关键字计算pf_stdofupt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

关键字计算同函数pf_semideviation下方,算法一样pf_stdofdownt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,…

所有数据的比例pf_percentofupt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

所有数据的比例pf_percentofdownt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

收益率序列的平均值pf_avggaint,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

序列的平均收益pf_avggainofupt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

跌收益的平均值pf_avggainofdownt,:=inttodate20110630setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

组合-夏普比率pf_sharpratiot,:=00025setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…

索丁诺比率pf_sortinoratiot,:=00025setsysparampn_stocksw801020,pn_dateendt,:=ndayn日期sp_time涨幅,…