的随机数randgamarealbrealrow,0的实数@@b@@,arrayquotaquotquotbquotcode,media2024-03-20_wefcpvnqqtg5qgjaimage289,quotimg参考refsf_gampdfref,sf_gamcdfref,sf_gaminvref,…

arrayquotaquotquotbquotcode,media2024-03-20_wefcpvnqqtg5qgjaimage285,quotimg参考refsf_fpdfref,sf_fcdfref,sf_finv1ref,…

拉普拉斯的随机数randlaplacemubrealrow,位置参数实数@@b@@,arrayquotaquotquotbquotcode,media2024-03-20_wefcpvnqqtg5qgjaimage309,quotimg参考refsf_laplacepdfref,sf_laplacecdfref,…

的随机数randwblarealbrealrow,实数大于0@@b@@,arrayquotaquotquotbquotcode,media2024-03-20_wefcpvnqqtg5qgjaimage301,quotimg参考refsf_wblpdfref,sf_wblcdfref,sf_wblinvref,…

t1:=arraya1b4c,a7b8c,returndeletecolumnbyfieldt1abcode结果,media2024-03-20_wefcpvnqqtg5qgjaimage45,…

下面两个模型codefunction_restcodestock,:=lengthformarstrrs:=_stock:=,vthenbeginififstring_stockv,rs+=_stockv,批量转换由ab-bastocks,…

col:=sh000001setsysparampn_stockcol,pn_date20240930t,pn_cyclecy,ndaydays日期datetostrsp_timecol,标getdistinceindexrowlen1n1be//,记录的均值ifrowbandrow,j2:=meanttbrow-,…

为涨幅%setsysparampn_stocksz000002,52697codecode//b返回sz000002,对数收益率%setsysparampn_stocksz000002,…

t2:=arraya2b2c,a3c33b3a,43a5c53b5return,media2024-03-20_wefcpvnqqtg5qgjaimage85,…

histaarrayofrealbintor,统计的数据@@b@@,media2024-03-20_wefcpvnqqtg5qgjaimage212,…