VCH-ECCR: A Centralized Routing Protocol for Wireless Sensor Networks
Energy required to transmit k bits at distance d.
Energy required to receive k bits.
Energy required to run transceiver circuitry.
The free space energy loss.
The multipath energy loss.
Total number of sensors.
Total number of alive sensors.
Residual energy of ith sensor.
Initial maximum energy of a sensor node.
Distance of the nearest node to the BS.
Side-length of M × M deployment area.
Desired number of CHs.
cth cluster where c:1, 2, … , NCH.
Total numbers of members in cluster C(c).
Average node energy in cluster C(c).
Average node distance in cth cluster from its centroid.
Distance of jth member node from the cluster centroid.
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