Research Article

An Effective Credit Evaluation Mechanism with Softmax Regression and Blockchain in Power IoT

Table 2

The credit evaluation index of enterprises in the supply chain of power grid materials.

Primary indicatorsSecondary indicatorsTertiary indicators

Enterprise basic informationEnterprise registered capitalRegistered capital of the enterprise
Registered employeesRegistered employees

Service levelProduct reliabilityThe failure rate of the device
Pass rate for spot checks
Product satisfaction rate
Purchase supply reliabilitySupply completion rate
Supply accuracy
Supply punctuality

Operational normsPurchase supply specification indexOpen purchase rate
Procurement specification
Standardized material application rates
Spot check coverage
Power trading code indexSettlement of electricity charges
Whether to execute the electricity contract on an appointment basis, including the “direct transaction contract between the power user and the power generation enterprise” and the “power supply contract”
The annual rate of performance of electricity consumption of enterprises
Integrity self-regulation indexNumber of incorruptibility incidents of material system personnel

Safety managementProduction safetyNumber of safety incidents
Occupational health and safetyWhether the occupational health and safety management system certification is passed
Electricity safetyWhether there is an emergency power supply
Whether there is illegal use of electricity

Innovation and developmentGreen development indexWhether the enterprise environmental certification has passed
Disposal rate of waste materials
Management innovationManage the number of innovations
Standard promotion indexStandard rollout