analysenettsdefaultconnectandloginsz_server,自己配置的别名ts_str=,:=a股//指定板块stocks:=getbk,i:=0tolengthstocks-1,//股票循环beginechostocksiansitoutf8,//打印信息endreturnstocksdt=,…

一期的协方差矩阵covariance_ewma,media2026-01-29_cdnhy4sy6j03qg5zimage22,eequottarget=quot_blankquot,:=20190101tendt:=20190415tstocks:=array,%矩阵returns:=pf_getportfolioratestocks,…

口行情codesetsysparampn_stocksz000002,:=arraydatetimetostrsp_timerd,media2024-01-05_wznfjsckroekgvebimage9,股票盘口行情codestocks:=getbk,i:=0tolengthstocks-1,setsysparampn_stockstocks,…

可能会产生异常codemticstocks:=getbk,setsysparampn_precision2,i:=0tolengthstocks-1,beginsetsysparampn_stockstocks,retistockid:=stocksiret,…

也是这么存放的codestocks:=getbk,%frominfotable617ofstockswhere开始,处理不适合批量提取codestocks:=getbk,i:=0tolengthstocks-1,beginsetsysparampn_stockstocks,:=fundnaqkbegtendtcy_montharray,…

计算计算模型为cb_impliedvolatility其,日的隐含波动率setsysparampn_stocksh110030,pn_date20191022t,cb_impliedvolatility//,隐含波动率code//样本stocks:=array,i:=0tolengthstocks-1,…

:=20210713t//setsysparampn_precision2,idendt:=datetointendtstocks:=array,交易的国债期货//stocks:=getfuturesid,j:=0tolengthstocks-1,beginsetsysparampn_stockstocks,…

没有存储该字段sectional_yclose数据,的情况下考虑用sys_preclose等方式,下效率的对比codestocks:=getbk,setsysparampn_cyclecy,day//cy_15mtarr,i:=0tolengthstocks-1,beginsetsysparampn_stockstocksis,…

analysenettsdefaultconnectandloginwh_server,配置的别名tsstr=stocks:=getbk,setsysparampn_precision2,i:=0tolengthstocks-1,beginsetsysparampn_stockstocks,retistockid:=stocksiret,…

复权的方式setsysparampn_rate1,pn_rateday-,线成交量codesetsysparampn_stocksz000002,证券代码setsysparampn_cyclecy,口数据的提取codestocks:=array,i:=0tolengthstocks-1,beginsetsysparampn_stockstocksi//,…