Investigating structural sensitivity in the stochastic Rosenzweig-MacArthur with environmental noise
Companion code to No sensitivity to functional forms in the Rosenzweig-MacArthur model with strong environmental stochasticity, by Frédéric Barraquand, arXiv:2209.01185. Now published at Journal of Theoretical Biology.
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main_figures
reproduce Figs. 1, 2 and 3. -
largeK
(up to$K=15$ ),sigma_E=0.1
(smaller noise) andnoisyFR
(add noise on the functional response) those of Appendices 1 and 2. -
spectrum_RMA
presents the power spectrum. -
epsilon=0.3
further reduces the conversion efficiency$\epsilon$ (not done in Fussman and Blasius 2005). This is meant to examine structural sensitivity for a slightly more realistic model. The results are very similar to$\epsilon = 1$ . This code has been rewritten in C++ inSDE_CPP
.