金融工程日报：沪指单边上行，科技龙头再度拉升-20251021

• The provided content does not include any specific quantitative models or factors, their construction methodology, detailed construction process, evaluations, or backtesting results[1][2][3][4][5][6][7][8][9][10][11][12][13][14][15][16][17][18][19][20][21][22][23][24][25][26][27][28][29][30][31][32][33][34][35][36][37][38]