Remote Fault-Tolerant Control for Industrial Smart Surveillance System

Table 1

Notations with description used throughout the manuscript.

Notations used for mathematical modeling
Parameter	Description
	Loop delay
	Time delay from the sensor to the controller
	Time delay from the controller to the actuator
	Controller’s output
	Actuator’s output with faults and network effects
	Sensor’s output
	Controller’s input with faults and network effects
	Actuator fault matrix
	Markov chain for time delays in sensor-to-controller links
	Markov chain for time delays in controller-to-actuator links
	Symmetric entries
	Probabilities
	Quadratic forms