相关系数ewmcorrelaarraybarrayy,维数字数组@@b@@,@@样本b待计算,系数范例tcodesp_spn,stocksh000300sp_spn,a:=nday350stockzf3b:=nday3,media2026-01-29_cdnhy4sy6j03qg5zimage25,…

例如codea:=1b:=2,d:=a=ab=b,结果为a=1b=2,数法如codereturn_00000005,返回字符串_5e-,而codereturn_10000005,返回字符串_10000005,…

移动协方差ewmcovaarraybarrayy,维数字数组@@b@@,@@样本b待计算,media2026-01-29_cdnhy4sy6j03qg5zimage22,eequottarget=quot_blankquot,协方差范例tcodesp_spn,stocksh000300sp_spn,a:=nday350stockzf3b:=nday3,…

media2024-01-04_gnnmdqtlydjo0s0himage4,media2024-01-04_gnnmdqtlydjo0s0himage5,52345b:=mfind,mcell3false3codeb与d,media2024-01-04_gnnmdqtlydjo0s0himage6,…

media2026-01-29_cdnhy4sy6j03qg5zimage22,eequottarget=quot_blankquot,斜率范例tcodesp_spn,stocksh000300sp_spn,a:=nday350stockzf3b:=nday3,stockzf3sh000001returna|b|ewmslope,…

media2026-01-29_cdnhy4sy6j03qg5zimage22,eequottarget=quot_blankquot,差范例tcodesp_spn,stocksh000300sp_spn,a:=nday350stockzf3b:=nday3,stockzf3sh000001returna|b|ewmresidual,…

media2026-01-29_cdnhy4sy6j03qg5zimage22,eequottarget=quot_blankquot,项范例tcodesp_spn,stocksh000300sp_spn,a:=nday350stockzf3b:=nday3,stockzf3sh000001returna|b|ewmintercept,…

rightdataarrayhowstringleft_onstring,join生成笛卡尔积left_on字符串,则不支持多列right_on字符串,错误提示合并后会产生_key列,table1:=arraya1b2c,a10b3c,a10b10c,a4b20c,…

tsimportpandasaspdpdset_optiondisplay,dt=tsdefaultconnectandloginsz_server,导出数字下标数据ts_str=,data=tsremoteexecutets_str1,rangelendatadataibstockname=,ibstocknamedecode,…

a线从下面穿越b线时,从a上面向下穿越b时返回,周期等相关crossabintegera,texpression型表达式@@b@@,均线穿越情况setsysparampn_stocksz000002,date:=inttodate20110829beg_date:=,end_date-,//end_date前,…