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回归方法计算因子得分factorxarray,0旋转矩阵retquotfactorscorequot,纯数据矩阵br:=factordata0,475208799retquotfactorscorequot,…
1//当期因子暴露factor_i,arraynot_rdate1factor_i,data:=factor_i,+1next_dfactor_i,…
query_pure_factor_portfolio,weightquery_factor_ret,…
pngquotimg参考reffactorref,…
模型aid=21031factora,…