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通过以媒介为目标的控制实现结构化种群的稳定

Stabilization of Structured Populations via Vector Target-Oriented Control.

作者信息

Braverman Elena, Franco Daniel

机构信息

Department of Mathematics and Statistics, University of Calgary, 2500 University Drive N.W., Calgary, AB, T2N 1N4, Canada.

Departamento de Matemática Aplicada, E.T.S.I. Industriales, Universidad Nacional de Educación a Distancia (UNED), c/ Juan del Rosal 12, 28040, Madrid, Spain.

出版信息

Bull Math Biol. 2017 Aug;79(8):1759-1777. doi: 10.1007/s11538-017-0305-2. Epub 2017 Jun 12.

Abstract

In contrast with unstructured models, structured discrete population models have been able to fit and predict chaotic experimental data. However, most of the chaos control techniques in the literature have been designed and analyzed in a one-dimensional setting. Here, by introducing target-oriented control for discrete dynamical systems, we prove the possibility to stabilize a chosen state for a wide range of structured population models. The results are illustrated with introducing a control in the celebrated LPA model describing a flour beetle dynamics. Moreover, we show that the new control allows to stabilize periodic solutions for higher-order difference equations, such as the delayed Ricker model, for which previous target-oriented methods were not designed.

摘要

与非结构化模型相比,结构化离散种群模型能够拟合和预测混沌实验数据。然而,文献中的大多数混沌控制技术都是在一维环境中设计和分析的。在这里,通过引入面向目标的离散动力系统控制,我们证明了对于广泛的结构化种群模型,稳定选定状态的可能性。通过在描述面粉甲虫动态的著名LPA模型中引入控制来说明结果。此外,我们表明,新的控制方法可以稳定高阶差分方程的周期解,如延迟里克模型,而以前的面向目标方法并未针对该模型设计。

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