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EvoLudoLab: Continuous Snowdrift Game - Attractor: Difference between revisions
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{{EvoLudoLab:CSD| | {{EvoLudoLab:CSD| | ||
options="--game cSD --run --delay | options="--game cSD --run --delay 100 --view Strategies_-_Distribution --reportfreq 20 --popsize 5000 --popupdate r --playerupdate i --geometry M --intertype a1 --numinter 1 --reprotype a1 --benefitfcn 11 --benefitparams 7:-1.5 --costfcn 1 --costparams 4.6:-1 --initmean 0.2 --initsdev 0.01 --mutation 0.01 --mutationtype g --mutationsdev 0.01"| | ||
title=Continuous Snowdrift game: Attractor| | title=Continuous Snowdrift game: Attractor| | ||
doc=Driven by selection and mutation, the population converges to stable intermediate investment levels (\(x^*=0.6\) ). The equilibrium \(x*\) is an attractor, i.e. it is convergent stable ''and'' evolutionary stable. | doc=Driven by selection and mutation, the population converges to stable intermediate investment levels (\(x^*=0.6\) ). The equilibrium \(x*\) is an attractor, i.e. it is convergent stable ''and'' evolutionary stable. | ||
The parameters are set to \( | The parameters are set to \(b_2 = -1.5, b_1 = 7, c_2 = -1, c_1 = 4.6\) with players imitating better strategies proportional to the payoff difference and an initial trait/investment distribution with \(0.2\pm 0.05\) in a population of 5'000 individuals. Mutations occur with a probability of 1% and the standard deviation of the Gaussian distributed mutations is \(0.01\).}} | ||
[[Category: Christoph Hauert]] | [[Category: Christoph Hauert]] | ||
