Time Series Analysis in Hydrogeological Conceptual Model Upgrading

The modeling of hydrogeological processes often involves a quantitative description of complex systems in which a limited dataset is available, bringing about the formulation of conceptual models able to describe them in a simplified framework. In order to evaluate the reliability of these conceptua...

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Main Author: Paola Gattinoni
Format: Article
Language:English
Published: MDPI AG 2023-07-01
Series:Engineering Proceedings
Subjects:
Online Access:https://www.mdpi.com/2673-4591/39/1/44
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author Paola Gattinoni
author_facet Paola Gattinoni
author_sort Paola Gattinoni
collection DOAJ
description The modeling of hydrogeological processes often involves a quantitative description of complex systems in which a limited dataset is available, bringing about the formulation of conceptual models able to describe them in a simplified framework. In order to evaluate the reliability of these conceptual models, a statistical description of the elements composing the system can be useful, especially with reference to their mutual interactions. This study shows, through some applicative examples in the hydrogeological field, that the statistical analysis of characterizing the parameters and cause–effect relations arising from time series monitoring data can give useful information about the system dynamic, thus contributing to updating the conceptual model and therefore improving the results of following numerical modeling. Indeed, this dynamic description of the system, with the introduction of the verification and validation processes of the conceptual model, allows the correction of possible errors due to a lack of data or the phenomenon’s complexity. This leads to many hydrogeological issues, such as the identification of the most productive aquifer or the one that has the highest vulnerability to pollution, as well as zones of interest in groundwater flow that can trigger slope instability.
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spelling doaj.art-98d5abd5793f4548b74fc4794801171a2023-11-19T10:30:49ZengMDPI AGEngineering Proceedings2673-45912023-07-013914410.3390/engproc2023039044Time Series Analysis in Hydrogeological Conceptual Model UpgradingPaola Gattinoni0Department of Civil and Environmental Engineering, Politecnico di Milano, 20133 Milan, ItalyThe modeling of hydrogeological processes often involves a quantitative description of complex systems in which a limited dataset is available, bringing about the formulation of conceptual models able to describe them in a simplified framework. In order to evaluate the reliability of these conceptual models, a statistical description of the elements composing the system can be useful, especially with reference to their mutual interactions. This study shows, through some applicative examples in the hydrogeological field, that the statistical analysis of characterizing the parameters and cause–effect relations arising from time series monitoring data can give useful information about the system dynamic, thus contributing to updating the conceptual model and therefore improving the results of following numerical modeling. Indeed, this dynamic description of the system, with the introduction of the verification and validation processes of the conceptual model, allows the correction of possible errors due to a lack of data or the phenomenon’s complexity. This leads to many hydrogeological issues, such as the identification of the most productive aquifer or the one that has the highest vulnerability to pollution, as well as zones of interest in groundwater flow that can trigger slope instability.https://www.mdpi.com/2673-4591/39/1/44conceptual modelhydrogeological issuesmonitoring datanumerical modelingtime series analysis
spellingShingle Paola Gattinoni
Time Series Analysis in Hydrogeological Conceptual Model Upgrading
Engineering Proceedings
conceptual model
hydrogeological issues
monitoring data
numerical modeling
time series analysis
title Time Series Analysis in Hydrogeological Conceptual Model Upgrading
title_full Time Series Analysis in Hydrogeological Conceptual Model Upgrading
title_fullStr Time Series Analysis in Hydrogeological Conceptual Model Upgrading
title_full_unstemmed Time Series Analysis in Hydrogeological Conceptual Model Upgrading
title_short Time Series Analysis in Hydrogeological Conceptual Model Upgrading
title_sort time series analysis in hydrogeological conceptual model upgrading
topic conceptual model
hydrogeological issues
monitoring data
numerical modeling
time series analysis
url https://www.mdpi.com/2673-4591/39/1/44
work_keys_str_mv AT paolagattinoni timeseriesanalysisinhydrogeologicalconceptualmodelupgrading