Smart Spider Monkey Optimization (SSMO) for Energy-Based Cluster-Head Selection Adapted for Biomedical Engineering Applications

Table 2

Criteria of the network for evaluating CH selection protocols.

Parameter	Value
Node count	100
Size of the network	100 × 100 m
Base statio’s location	(50, 150) m
Initial energy that is not homogeneous (Ehete)	(0.5, 1) J
Initial energy that is homogeneous (E0)	1 J
Radio-frequency electronic energy (Eelec)	50 nJ/bit
Parameter for the free-space channel (εfs)	10 pJ/bit/m^2
Parameter for multipath channels (εmp)	0.0013 pJ/bit/m^4
Efforts devoted to data aggregation (EDA)	5 nJ/bit
Probability of CH selection (PCH)	5%
The maximum length of a message sent from a node to a CH	2,800 bits
The length of packets transmitted from the CH to the BS	6,400 bits