Multiwinner Voting for Energy-Efficient Mobile Sink Rendezvous Selection in Wireless Sensor Network

Table 1

Overview of the rendezvous selection methods.

Categories	Basic steps	References
Cluster-based	(1) Perform clustering to generate several groups; (2) Select a cluster head as the rendezvous point in each group	[19, 20]
Tree-based	(1) Construct a routing tree; (2) Split it into several subtrees; (3) Treat the root of each subtree as the rendezvous points	[21–24]
Grid-based	(1) Split monitoring region into several grids; (2) Elect a rendezvous point in each grid	[25–27]