Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.

Predictive models are often complex to produce and interpret, yet can offer valuable insights for management, conservation and policy-making. Here we introduce a new modelling tool (the R package 'BBNet'), which is simple to use, and requires little mathematical or computer programming bac...

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Main Authors: Victoria Dominguez Almela, Abigail R Croker, Richard Stafford
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2024-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0305882
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author Victoria Dominguez Almela
Abigail R Croker
Richard Stafford
author_facet Victoria Dominguez Almela
Abigail R Croker
Richard Stafford
author_sort Victoria Dominguez Almela
collection DOAJ
description Predictive models are often complex to produce and interpret, yet can offer valuable insights for management, conservation and policy-making. Here we introduce a new modelling tool (the R package 'BBNet'), which is simple to use, and requires little mathematical or computer programming background. By using straightforward concepts to describe interactions between model components, predictive models can be effectively constructed using basic spreadsheet tools and loaded into the R package. These models can be analysed, visualised, and sensitivity tested to assess how information flows through the system's components and provide predictions for future outcomes of the systems. This paper provides a theoretical background to the models, which are modified Bayesian belief networks (BBNs), and an overview of how the package can be used. The models are not fully quantitative, but outcomes between different modelled scenarios can be considered ordinally (i.e. ranked from 'best' to 'worse'). Parameterisation of models can also be through data, literature, expert opinion, questionnaires and/or surveys of opinion, which are expressed as a simple 'weak' to 'very strong' or 1-4 integer value for interactions between model components. While we have focussed on the use of the models in environmental and ecological problems (including with links to management and social outcomes), their application does not need to be restricted to these disciplines, and use in financial systems, molecular biology, political sciences and many other disciplines are possible.
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spelling doaj-art-de2d44db7e4043bebc8a603deb49f4e62025-01-08T05:33:24ZengPublic Library of Science (PLoS)PLoS ONE1932-62032024-01-011912e030588210.1371/journal.pone.0305882Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.Victoria Dominguez AlmelaAbigail R CrokerRichard StaffordPredictive models are often complex to produce and interpret, yet can offer valuable insights for management, conservation and policy-making. Here we introduce a new modelling tool (the R package 'BBNet'), which is simple to use, and requires little mathematical or computer programming background. By using straightforward concepts to describe interactions between model components, predictive models can be effectively constructed using basic spreadsheet tools and loaded into the R package. These models can be analysed, visualised, and sensitivity tested to assess how information flows through the system's components and provide predictions for future outcomes of the systems. This paper provides a theoretical background to the models, which are modified Bayesian belief networks (BBNs), and an overview of how the package can be used. The models are not fully quantitative, but outcomes between different modelled scenarios can be considered ordinally (i.e. ranked from 'best' to 'worse'). Parameterisation of models can also be through data, literature, expert opinion, questionnaires and/or surveys of opinion, which are expressed as a simple 'weak' to 'very strong' or 1-4 integer value for interactions between model components. While we have focussed on the use of the models in environmental and ecological problems (including with links to management and social outcomes), their application does not need to be restricted to these disciplines, and use in financial systems, molecular biology, political sciences and many other disciplines are possible.https://doi.org/10.1371/journal.pone.0305882
spellingShingle Victoria Dominguez Almela
Abigail R Croker
Richard Stafford
Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.
PLoS ONE
title Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.
title_full Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.
title_fullStr Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.
title_full_unstemmed Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.
title_short Creating simple predictive models in ecology, conservation and environmental policy based on Bayesian belief networks.
title_sort creating simple predictive models in ecology conservation and environmental policy based on bayesian belief networks
url https://doi.org/10.1371/journal.pone.0305882
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