Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures

This paper presents a model (SLEUTH*) for projecting contrasting urban growth futures. It is derived from the SLEUTH model, which has been modified in order to incorporate an additional spatially explicit factor, and to be used in a fully controlled forecasting mode. Our aim is to spatially allocate...

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Main Authors: Thomas Houet, Rahim Aguejdad, Omar Doukari, Guillaume Battaia, Keith Clarke
Format: Article
Language:deu
Published: Unité Mixte de Recherche 8504 Géographie-cités 2016-01-01
Series:Cybergeo
Subjects:
Online Access:https://journals.openedition.org/cybergeo/27397
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author Thomas Houet
Rahim Aguejdad
Omar Doukari
Guillaume Battaia
Keith Clarke
author_facet Thomas Houet
Rahim Aguejdad
Omar Doukari
Guillaume Battaia
Keith Clarke
author_sort Thomas Houet
collection DOAJ
description This paper presents a model (SLEUTH*) for projecting contrasting urban growth futures. It is derived from the SLEUTH model, which has been modified in order to incorporate an additional spatially explicit factor, and to be used in a fully controlled forecasting mode. Our aim is to spatially allocate urban growth, its amount and pattern, according to predefined prospective scenarios and assuming a non path-dependency approach. This modelling approach aims at being used under a "story and simulation" (SAS) approach, which constrains the model validation. To assess model efficiency, three types of tests have been undertaken: (1) sensitivity tests; (2) reproduction of known changes over a past period; and (3) simulation of changes that break trends. Results show that SLEUTH* conveniently simulates expected urban changes for exploring contrasting scenarios that are the basis for land planning strategies.
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spelling doaj.art-a79f655efdb9487b839a0bc83ef89be12024-04-04T09:33:22ZdeuUnité Mixte de Recherche 8504 Géographie-citésCybergeo1278-33662016-01-0110.4000/cybergeo.27397Description and validation of a “non path-dependent” model for projecting contrasting urban growth futuresThomas HouetRahim AguejdadOmar DoukariGuillaume BattaiaKeith ClarkeThis paper presents a model (SLEUTH*) for projecting contrasting urban growth futures. It is derived from the SLEUTH model, which has been modified in order to incorporate an additional spatially explicit factor, and to be used in a fully controlled forecasting mode. Our aim is to spatially allocate urban growth, its amount and pattern, according to predefined prospective scenarios and assuming a non path-dependency approach. This modelling approach aims at being used under a "story and simulation" (SAS) approach, which constrains the model validation. To assess model efficiency, three types of tests have been undertaken: (1) sensitivity tests; (2) reproduction of known changes over a past period; and (3) simulation of changes that break trends. Results show that SLEUTH* conveniently simulates expected urban changes for exploring contrasting scenarios that are the basis for land planning strategies.https://journals.openedition.org/cybergeo/27397land useland covermodelscenariotrajectoriestrends vs. contrasting futures
spellingShingle Thomas Houet
Rahim Aguejdad
Omar Doukari
Guillaume Battaia
Keith Clarke
Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures
Cybergeo
land use
land cover
model
scenario
trajectories
trends vs. contrasting futures
title Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures
title_full Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures
title_fullStr Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures
title_full_unstemmed Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures
title_short Description and validation of a “non path-dependent” model for projecting contrasting urban growth futures
title_sort description and validation of a non path dependent model for projecting contrasting urban growth futures
topic land use
land cover
model
scenario
trajectories
trends vs. contrasting futures
url https://journals.openedition.org/cybergeo/27397
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