Research Article

Construction of a Fundamental Quantitative Evaluation Model of the A-Share Listed Companies Based on the BP Neural Network

Table 3

Calculation result of correlation coefficient of indicators.

 X1X2X3X4X5X6X7X8X9X10X11X12X13X14

X11.0000.4610.1380.1110.0580.0330.0700.0040.4440.0020.2060.1800.0210.027
X20.4611.0000.1760.0800.0430.0310.0180.0640.9470.0410.2770.3540.0620.012
X30.1380.1761.0000.0380.2220.2440.0940.0220.1600.5770.3890.1570.3070.075
X40.1110.0800.0381.0000.2380.1450.3610.3120.0640.1950.2180.0700.2790.049
X50.0580.0430.2220.2381.0000.4790.0610.0970.0470.1780.0860.0830.2410.020
X60.0330.0310.2440.1450.4791.0000.0270.0540.0350.2470.1050.0840.1270.012
X70.0700.0180.0940.3610.0610.0271.0000.2120.0750.0120.2090.0110.1010.044
X80.0040.0640.0220.3120.0970.0540.2121.0000.0500.0750.0860.1460.0550.053
X90.4440.9470.1600.0640.0470.0350.0750.0501.0000.0270.2630.3580.0590.005
X100.0020.0410.5770.1950.1780.2470.0120.0750.0271.0000.1920.0920.2860.082
X110.2060.2770.3890.2180.0860.1050.2090.0860.2630.1921.0000.2380.3200.016
X120.1800.3540.1570.0700.0830.0840.0110.1460.3580.0920.2381.0000.0160.138
X130.0210.0620.3070.2790.2410.1270.1010.0550.0590.2860.3200.0161.0000.050
X140.0270.0120.0750.0490.0200.0120.0440.0530.0050.0820.0160.1380.0501.000