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h_j算法,h_j_,为1的值为x22设置,*x1+2*x2*x2,-2*x1*x23返回,维数字数组returnh_j_,…
不足与系统证券pn_stock系统,pn_date系统,pn_cycle复权,pn_rate和,03若最低价exx2=ex,最低价若最低价>=exx2=0,的n日累计之和x2的n,…
规划建议统一使用prog_l函数,media2024-03-20_wefcpvnqqtg5qgjaimage798,media2024-03-20_wefcpvnqqtg5qgjaimage799,media2024-03-20_wefcpvnqqtg5qgjaimage800,4x2+x34x1+x234x1+,…
bbibollbbiboll_fn,media2024-01-08_igyqnpdpfidoi2hcimage314,盘价简单平均4x2=x1,返回当前时间的x1x2x3type,推共nday个x1x2x3序列,由系统参数pn_nday设置,180与系统证券pn_stock系统,…
lbub是模型regress_constraint的,3x3<=6x1+x2+x3,3x3<=6x1+x2+x3,ub:=arrayreturnregress_constrainty,x3=3x1+x2+x3,x3=3x1+x2+x3,ub:=arrayreturnregress_constrainty,…
协方差lw压缩估计framecov_lwdata,0041001x2:=randn,1x:=x1|x2returnframecov,…
协方差bs压缩估计framecov_bsdata,0041001x2:=randn,1x:=x1|x2returnframecov,…
协方差oas压缩估计framecov_oasdata,0041001x2:=randn,1x:=x1|x2returnframecov,…
协方差rblw压缩估计framecov_rblwdata,0041001x2:=randn,1x:=x1|x2returnframecov,…
人气意愿指标arar_fn,media2024-01-08_igyqnpdpfidoi2hcimage314,n日开盘价累计之和x2=n,累计之和ar=x1x2*100,nday由系统参数pn_nday设置,180与系统证券pn_stock系统,…