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增量varpf_incrementalvar2w,代码比例%fromtendreturnpf,media2024-01-08_igyqnpdpfidoi2hcimage747,…
组合var市值pf_varvsmarketvaluew,代码比例%fromtendreturnpf,…
组合varbenchmarkpf_varvsbenchmarkwp,代码比例%fromt1endgetbkweightbydatesh000001,代码比例%fromt2endreturnpf,…
边际标准差pf_marginalvar2w,代码比例%fromtendreturnpf,media2024-01-08_igyqnpdpfidoi2hcimage748,…
计算组合收益率pf_stockszfw,代码比例%fromtendreturnpf,media2024-01-08_igyqnpdpfidoi2hcimage750,…
组合标准差的变化pf_marginalstandarddeviation1w,代码比例%fromtendreturnpf,media2024-01-08_igyqnpdpfidoi2hcimage753,…
1否则返回0pf_vartestw,代码比例%fromtendreturnpf,…
峰度与偏度pf_varkurtosisandskewnessw,代码比例%fromtendsetsysparampn,stocksh000300setsysparampn_date20180801t,pn_cyclecy,nday243开始日sp_time截止日,…
组合标准差的变化pf_marginalstandarddeviation2w,代码比例%fromtendreturnpf,media2024-01-08_igyqnpdpfidoi2hcimage756,…
用于toverdataex取数tdf_timeinteger,之间的时间序列setsysparampn_stocksz000002,d:=inttodate20110909trade_flag:=,beg_time:=,130000end_time,_flagbeg_timeend_time,…