On Robustness Computation and Optimization in BIOCHAM-4

François Fages, Sylvain Soliman

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

BIOCHAM-4 is a tool for modeling, analyzing and synthesizing biochemical reaction networks with respect to some formal, yet possibly imprecise, specification of their behavior. We focus here on one new capability of this tool to optimize the robustness of a parametric model with respect to a specification of its dynamics in quantitative temporal logic. More precisely, we present two complementary notions of robustness: the statistical notion of model robustness to parameter perturbations, defined as its mean functionality, and a metric notion of formula satisfaction robustness, defined as the penetration depth in the validity domain of the temporal logic constraints. We show how the formula robustness can be used in BIOCHAM-4 with no extra cost as an objective function in the parameter optimization procedure, to actually improve the model robustness. We illustrate these unique features with a classical example of the hybrid systems community and provide some performance figures on a model of MAPK signalling with 37 parameters.

Original languageEnglish
Title of host publicationComputational Methods in Systems Biology - 16th International Conference, CMSB 2018, Proceedings
EditorsDavid Safranek, Milan Ceska
PublisherSpringer Verlag
Pages292-299
Number of pages8
ISBN (Print)9783319994284
DOIs
Publication statusPublished - 1 Jan 2018
Externally publishedYes
Event16th International Conference on Computational Methods in Systems Biology, CMSB 2018 - Brno, Czech Republic
Duration: 12 Sept 201814 Sept 2018

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume11095 LNBI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference16th International Conference on Computational Methods in Systems Biology, CMSB 2018
Country/TerritoryCzech Republic
CityBrno
Period12/09/1814/09/18

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