Multiprocessor Scheduling of Sensor Transactions for Real-Time Data Quality Maintenance

Table 1

Definition of symbols.

Symbol	Definition
	The ith real-time data object
	The validity interval of
	The ith processor
	The sensor transaction used to update
	The jth instance of
	The period of
	The deadline of
	The preallocated computation time of
	The kth correlated data object set
	The quality of
	The quality of
	The overall data quality of the system
	The density of
	The cumulative density of
	The maximum density among , , …,