[Retracted] Enterprise Management Performance Evaluation Model Using Improved Fuzzy Clustering Algorithm in IoT Networks

Table 2

Correlation test results.

Target layer	Correlation
Return on net assets	0.976
Net interest rate on sales	0.982
Return on cost	0.993
Asset turnover rate	0.995
Cost reduction rate	0.989
Asset utilization rate	0.979
Interest earned multiple	0.981
Customer loyalty	0.975
Customer satisfaction	0.993
Market share	0.994
Customer profitability	0.988
Customer maintenance rate	0.986
New customer ratio	0.985
New product R&D cycle	0.999
New product launch ratio	0.992
After-sales service efficiency	0.991
Internal communication frequency	0.993
Product qualification rate	0.983
Production capacity utilization rate	0.982
New product sales revenue ratio	0.981
Employee retention rate	0.987
Number and cycle of innovative products	0.986
Annual patent applications	0.995
Annual training investment rate	0.996
Information feedback and processing rate	0.998
R&D cost investment rate	0.983