On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems

This study discusses the relationship between the entropy and the dissipativity of stochastic systems under the background of biological systems. First, measurement methods of the system entropy and energy dissipativity of linear stochastic biological systems are introduced. We found that the system...

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Main Authors: Bor-Sen Chen, Xiangyun Lin, Weihai Zhang, Tianshou Zhou
Format: Article
Language:English
Published: Wiley 2018-01-01
Series:Complexity
Online Access:http://dx.doi.org/10.1155/2018/1628472
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author Bor-Sen Chen
Xiangyun Lin
Weihai Zhang
Tianshou Zhou
author_facet Bor-Sen Chen
Xiangyun Lin
Weihai Zhang
Tianshou Zhou
author_sort Bor-Sen Chen
collection DOAJ
description This study discusses the relationship between the entropy and the dissipativity of stochastic systems under the background of biological systems. First, measurement methods of the system entropy and energy dissipativity of linear stochastic biological systems are introduced. We found that the system entropy is negatively proportional to the energy dissipativity in logarithmic scale. Some opposite effects between system entropy and energy dissipativity are also discussed and compared based on their measured values to get insight into the understanding of the system mechanisms and the system characteristics. We found that the intrinsic random fluctuation and the enhancement of the system robust stability both can increase the system entropy but decrease the system dissipativity. The system entropy and the energy dissipativity of nonlinear stochastic biological systems are also discussed and compared based on a global linearization method. Computation methods are also provided. Finally, two numerical examples are demonstrated to verify theoretical prediction.
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publishDate 2018-01-01
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series Complexity
spelling doaj-art-69483ee6dfda46b4b9ecf7f7031145f12025-02-03T07:23:34ZengWileyComplexity1076-27871099-05262018-01-01201810.1155/2018/16284721628472On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological SystemsBor-Sen Chen0Xiangyun Lin1Weihai Zhang2Tianshou Zhou3Department of Electrical Engineering, National Tsing Hua University, Hsinchu 30013, TaiwanCollege of Mathematics and Systems, Shandong University of Science and Technology, Qingdao 266590, ChinaCollege of Electrical Engineering and Automation, Shandong University of Science and Technology, Qingdao 266590, ChinaSchool of Mathematics and Computational Science, Sun Yat-Sen University, Guangzhou 510275, ChinaThis study discusses the relationship between the entropy and the dissipativity of stochastic systems under the background of biological systems. First, measurement methods of the system entropy and energy dissipativity of linear stochastic biological systems are introduced. We found that the system entropy is negatively proportional to the energy dissipativity in logarithmic scale. Some opposite effects between system entropy and energy dissipativity are also discussed and compared based on their measured values to get insight into the understanding of the system mechanisms and the system characteristics. We found that the intrinsic random fluctuation and the enhancement of the system robust stability both can increase the system entropy but decrease the system dissipativity. The system entropy and the energy dissipativity of nonlinear stochastic biological systems are also discussed and compared based on a global linearization method. Computation methods are also provided. Finally, two numerical examples are demonstrated to verify theoretical prediction.http://dx.doi.org/10.1155/2018/1628472
spellingShingle Bor-Sen Chen
Xiangyun Lin
Weihai Zhang
Tianshou Zhou
On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems
Complexity
title On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems
title_full On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems
title_fullStr On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems
title_full_unstemmed On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems
title_short On the System Entropy and Energy Dissipativity of Stochastic Systems and Their Application in Biological Systems
title_sort on the system entropy and energy dissipativity of stochastic systems and their application in biological systems
url http://dx.doi.org/10.1155/2018/1628472
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AT tianshouzhou onthesystementropyandenergydissipativityofstochasticsystemsandtheirapplicationinbiologicalsystems