2 papers
q-bio.PE2011
A model of macro-evolution as a branching process based on innovations
Stephanie Keller-Schmidt, Konstantin Klemm
We introduce a model for the evolution of species triggered by generation of novel features and exhaustive combination with other available traits. Under the assumption that innova…
q-bio.PE2010
Anomalous scaling in an age-dependent branching model
Stephanie Keller-Schmidt, Murat Tugrul, Victor M. Eguiluz +2
We introduce a one-parametric family of tree growth models, in which branching probabilities decrease with branch age as . Depending on the exponent , the scaling of…