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LatinPSO: An algorithm for simultaneously inferring structure and parameters of ordinary differential equations models

  • Xinliang Tian
  • , Wei Pang
  • , Yizhang Wang
  • , Kaimin Guo
  • , You Zhou (Corresponding Author)
  • Jilin University
  • Key Laboratory of Symbolic Computation and Knowledge, Engineering of Ministry of Education

Research output: Contribution to journalArticlepeer-review

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Abstract

Simultaneously inferring both the structure and parameters of Ordinary Differential Equations (ODEs) for a complex dynamic system is more practical in many systems identification problems, but it remains challenging due to the complexity of the underlying search space. In this research, we propose a novel algorithm based on Particle Swarm Optimization (PSO) and Latin Hypercube Sampling (LHS) to address the above problem. The proposed algorithm is termed LatinPSO, and it can be effectively used for inferring the structure and parameters of ODE models through time course data. To start with, the real Human Immunodeficiency Virus (HIV) model and several synthetic models are used for evaluating the performance of LatinPSO. Experimental results demonstrated that LatinPSO could find satisfactory candidate ODE models with appropriate structure and parameters.
Original languageEnglish
Pages (from-to)8-16
Number of pages9
JournalBioSystems
Volume182
Early online date2 Jun 2019
DOIs
Publication statusPublished - Aug 2019

Bibliographical note

This research is supported by the National Natural Science Foundation of China (Grants Nos.61772227, 61572227), the Science & Technology Development Foundation of Jilin Province (Grants No. 20180201045GX), the Science Foundation of Education Department of Guangdong Province (Grants Nos. 2017KQNCX251, 2018XJCQSQ026) and the Social Science Foundation of Education Department of Jilin Province (Grants No. JJKH20181315SK). WP was supported by the 2015 Scottish Crucible award funded by Royal Society of Edinburgh.

Funding

This research is supported by the National Natural Science Foundation of China (Grants Nos. 61772227 , 61572227 ), the Science & Technology Development Foundation of Jilin Province (Grants No. 20180201045GX ), the Science Foundation of Education Department of Guangdong Province (Grants Nos. 2017KQNCX251 , 2018XJCQSQ026 ) and the Social Science Foundation of Education Department of Jilin Province (Grants No. JJKH20181315SK ). WP was supported by the 2015 Scottish Crucible award funded by Royal Society of Edinburgh .

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 3 - Good Health and Well-being
    SDG 3 Good Health and Well-being

Keywords

  • Ordinary Differential Equations
  • Particle Swarm Optimization
  • Latin Hypercube Sampling
  • Structure and parameters optimization

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