The Research of Clinical Decision Support System Based on Three-Layer Knowledge Base Model

Table 2

Comparison with two-layer model.

	Deterministic	Recommended	Suggested	Possible	Recall	Sum
Probability distribution	0.8–1	0.6–0.8	0.4–0.6	0.1–0.4	<0.1
Three layers	7	13	24	5	1	50
Two layers	2	7	13	22	6	50
Sum	9	20	37	27	7	100