Table 1 Notation definitions
From: A modified cluster-head selection algorithm in wireless sensor networks based on LEACH
Symbol | Meaning |
|---|---|
p | Election probability of cluster head |
r | Current round |
G | Set of nodes that did not become cluster heads in the last 1/p rounds |
E res | The residual energy of node |
E init | The initial energy of node |
n | The expected total rounds |
A i,j | The network address of router node or end node |
Ai, j max, Ai, j min | The max and min of Ai, j |
w1, w2 | The weight of residual energy and network address, 0 < w1, w2 < 1 and w1 + w2 = 1 |