Reasoning Methods of Unmanned Underwater Vehicle Situation Awareness Based on Ontology and Bayesian Network

Table 4

Classes and attributes in the UUV task status application ontology.

Concept (parent class)	Concept (subclass)	Concept (underlying subclass)	Data type attribute	Object attribute
Task_Status	Task_Load	Task_Antenna_Motor	hasState	is_subclass_of is_a is_instance_of_is_attribute_of is_part_of
		Recom_Antenna_Motor	hasState
	Task_Update	Task_Time	hasState
		Task_Position	hasState
		Task_Requirement	hasState
	GPS_Check_Threat	GPS_Check	hasState