Showing cond-mat.stat-mechShow all
2 papers · 1 filter
cond-mat.stat-mech1999
A new hierarchy of avalanches observed in Bak-Sneppen evolution model
W. Li, X. Cai
A new quantity, average fitness, is introduced in Bak-Sneppen evolution model. Through this new quantity, a new hierarchy of avalanches is observed in the evolution of Bak-Sneppen…
cond-mat.stat-mech1999
A model of evolution with interaction strength
W. Li, X. Cai
Interaction strength is introduced in a model of evolution in d-dimension space. It is realized by imposing a constraint concerning 2d differences of fitnesses between that of any…