For instance , in local topologies , particles only share information with a subset of particles .
However , this approach might lead the swarm to be trapped into a local minimum , thus different topologies have been used to control the flow of information among particles .
In local topologies , particles only share information with a subset of particles .
However , this approach might lead the swarm to be trapped into a local minimum , thus different topologies have been used to control the flow of information among particles .