123 citations · 217 across the 9 of their papers we have counts for
4 papers · 1 filter
A hybrid artificial immune system and Self Organising Map for network intrusion detection
Simon T. Powers, Jun He
Network intrusion detection is the problem of detecting unauthorised use of, or access to, computer systems over a network. Two broad approaches exist to tackle this problem: anoma…
How to measure group selection in real-world populations
Simon T. Powers, Christopher Heys, Richard A. Watson
Multilevel selection and the evolution of cooperation are fundamental to the formation of higher-level organisation and the evolution of biocomplexity, but such notions are controv…
The efficacy of group selection is increased by coexistence dynamics within groups
Simon T. Powers, Alexandra S. Penn, Richard A. Watson
Selection on the level of loosely associated groups has been suggested as a route towards the evolution of cooperation between individuals and the subsequent formation of higher-le…
The concurrent evolution of cooperation and the population structures that support it
Simon T. Powers, Alexandra S. Penn, Richard A. Watson
The evolution of cooperation often depends upon population structure, yet nearly all models of cooperation implicitly assume that this structure remains static. This is a simplifyi…