Efficient and Adaptive Node Selection for Target Tracking in Wireless Sensor Network

Table 2

Comparison of different approaches for tracking.

Approaches	Terms
	Average energy cost of the system (J)	Fail tracking percentage (%)
Weighted distance	0.226	0.73
Closest	0.251	1.26
Entropy-based	0.243	0.63
EANS	0.213	0.66