Construction of Monitoring Model and Algorithm Design on Passenger Security during Shipping Based on Improved Bayesian Network

Table 3

Marginal probability of evidence nodes.

Psychological quality		Safety awareness		Length of service on ships		Health condition		Degree of fatigue
Level	Marginal probability	Level	Marginal probability	Level	Marginal probability	Level	Marginal probability	Level	Marginal probability
1	0.63	1	0.76	1	0.78	1	0.98	1	0.51
2	0.31	2	0.22	2	0.14	2	0.02	2	0.40
3	0.06	3	0.02	3	0.08			3	0.09