Rugged Landscape Model

Adaptation on rugged landscapes daniel a.

Rugged landscape model.

The nk model affords a tuneably rugged fitness landscape since tuning k alters how rugged the landscape is. For k 0 each site is independent of all other sites. The nk or rugged landscape model an elegant and far reaching formulation that explains how a system of components continuously improves by evolving over time. Ethiraj and levinthal 2004a b.

The landscape model 2 has been designed to simulate the fluctuation of the concepts activation scores similarly to the ci model a visual representation of results from the landscape model are. Subsequently a large number of papers have employed similar models to study a range of questions in strategic management see e g rivkin 2000. In the visual example of a rugged landscape you can see how your anti nazi strategy tends to work well when your infantry and air force have a relatively equivalent balance and works best when they give approximately equal time to both. The rough mount fuji model much of the current theory of adaptation is based on gillespie s mutational landscape model mlm which.

Rivkin and siggelkow 2003. The landscape is rugged because interdependencies among choices give rise to peaks characterized by higher pe rformance and valleys in which performance is lower. Levinthal the wharton school university of pennsylvania philadelphia pennsylvania 19104 6370 a simple model is developed to explore the interrelationship between processes of. Levinthal built on a specific rugged landscape model kauffman s nk models to study the interaction between selection and adaptation.

Except for rare ties. A rugged landscape model for self organization and emergent leadership in creative problem solving and production groups august 2005 nonlinear dynamics psychology and life sciences 9 3 297 333. The nk model is a mathematical model described by its primary inventor stuart kauffman as a tunably rugged fitness landscape. The nk model has been used to examine evolution in both10 11.