Research Article

Risk Management of Prefabricated Building Construction Based on Fuzzy Neural Network

Table 1

Factor score matrix.

VariableComponent
1234567

Illegal wires0.1270.1690.0120.1860.0980.0950.187
Not wearing protective equipment0.2150.1090.0960.1280.1180.0110.232
Low sense of responsibility0.1450.1190.2390.1250.0580.1320.077
Unskilled workers0.2440.0400.0950.0650.2960.0150.219
Work fatigue or difficulty concentrating0.1530.0250.0170.6300.1490.1390.029
Improper operation of staff0.2210.0160.0020.3300.0110.2210.015
Unsafe factors of materials0.1590.0790.0170.3200.1000.1120.111
The machine itself is faulty0.0690.0180.0940.1800.2240.1260.125
Machine overload0.1290.0500.9300.1340.0550.2140.236
Machine instability0.0850.1890.0800.0970.4370.0530.043
Insufficient formwork or support strength0.0460.3280.0740.1390.0190.0240.201
Safety electricity check is not in place0.0170.0110.3390.4400.0480.0210.068
Inappropriate device selection0.0320.1180.4430.6200.0970.0910.032
Scaffolding is not strong0.0370.0180.2760.2200.0080.3210.013
Lack of safety rules and regulations0.0460.2300.0520.5000.1280.0450.067
Working at heights in rain and snow0.0210.4250.1710.0360.1150.0030.038
No protective equipment issued0.0210.1140.0360.2200.2460.0250.068
Improper protective measures0.0470.0840.1340.3000.3680.0530.054
The scheme design is unreasonable0.0220.1580.0250.6200.2310.0440.550
Component positioning is not accurate0.0270.1210.1100.4600.7400.2380.195
Component connection technology is immature0.0570.0080.0010.2370.0130.6570.091
Installation detection technology is not in place0.0240.0020.0650.4360.0190.0090.035
The venue is wet0.0450.1420.2470.4100.0630.0830.372
Lightning strike0.0050.0040.1080.2570.0070.0120.034
Unstable address conditions0.0280.0260.5800.0030.1390.0690.569

Extraction method: principal component analysis. Rotation method: varimax with Kaiser normalization component scores.