Financial Risk Evaluation of Digital Currency Based on CART Algorithm Blockchain

Table 2

Indicator variable names and values.

Indicator variables	Value
The completeness of the trading platform products	High; low
The trading plat form reserves traffic	High; low
Interest rate	Continuous numeric value
Consensus mechanism security	Yes; no
Ability to fix security vulnerabilities in the trading platform	High; low
Operational prescriptiveness	Yes; no
Number of trading platforms	Continuous numeric value
The amount of money supply	Continuous numeric value
Contract standardization	Yes; no
Processing accuracy	Yes; no