Individual-based modelling in ecology: What makes the difference?

被引:139
作者
Uchmanski, J [1 ]
Grimm, V [1 ]
机构
[1] UFZ Helmholtz Ctr Environm Res, ENVIRONM RES CTR, DEPT ECOL MODELLING, D-04301 LEIPZIG, GERMANY
关键词
D O I
10.1016/0169-5347(96)20091-6
中图分类号
Q14 [生态学(生物生态学)];
学科分类号
071012 ; 0713 ;
摘要
Is individual-based modelling really a new approach in ecology? A large part of the uncertainty surrounding this question is a consequence of imprecisely delimited boundaries between classical and individual-based modelling. Genuine 'individual-based' models describe a population made up of individuals that may differ from one another; they also describe changes in numbers of individuals rather than in the population density, and take resource dynamics explicitly into account. Individual-based models that fulfil these criteria will not characterize ecological systems as 'stable' systems in their ideal form, with equilibrium states represented by points in the phase space.
引用
收藏
页码:437 / 441
页数:5
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