A workflow for the hybrid modelling and simulation of multi-timescale biological systems.

Biosystems

Computer Science Institute, Brandenburg University of Technology, Cottbus, D-03013, Cottbus, Germany. Electronic address:

Published: January 2025

With the steady advance of in-silico biological experimentation, model construction and simulation becomes a ubiquitous tool to understand and predict the behaviour of many biological systems. However, biological processes may contain components from different types of reaction networks, resulting in models with different (e.g., slow and fast) timescales. Hybrid simulation is one approach which can be employed to efficiently execute multi-timescale models. In this paper, we present a methodology and workflow utilizing (coloured) hybrid Petri nets to construct smaller and more complicated hybrid models. The presented workflow integrates algorithms and ideas from hybrid simulation of biochemical reaction networks as well as Petri nets. We also construct multi-timescale hybrid models and then show how these models can be efficiently executed using three different advanced hybrid simulation algorithms.

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http://dx.doi.org/10.1016/j.biosystems.2024.105365DOI Listing

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