Model granularity in engineering design – concepts and framework

In many engineering design contexts models are indispensable. They offer decision support and help tackle complex and interconnected design projects, capturing the underlying structure of development processes or resulting products. Because managers and engineers base many decisions on models, it is...

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Main Authors: Jakob F. Maier, Claudia M. Eckert, P. John Clarkson
Format: Article
Language:English
Published: Cambridge University Press 2017-01-01
Series:Design Science
Subjects:
Online Access:https://www.cambridge.org/core/product/identifier/S2053470116000160/type/journal_article
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author Jakob F. Maier
Claudia M. Eckert
P. John Clarkson
author_facet Jakob F. Maier
Claudia M. Eckert
P. John Clarkson
author_sort Jakob F. Maier
collection DOAJ
description In many engineering design contexts models are indispensable. They offer decision support and help tackle complex and interconnected design projects, capturing the underlying structure of development processes or resulting products. Because managers and engineers base many decisions on models, it is crucial to understand their properties and how these might influence their behaviour. The level of detail, or granularity, of a model is a key attribute that results from how reality is abstracted in the modelling process. Despite the direct impact granularity has on the use of a model, the general topic has so far only received limited attention and is therefore not well understood or documented. This article provides background on model theory, explores relevant terminology from a range of fields and discusses the implications for engineering design. Based on this, a classification framework is synthesised, which outlines the main manifestations of model granularity. This research contributes to theory by scrutinising the nature of model granularity. It also illustrates how this may manifest in engineering design models, using Design Structure Matrices as an example, and discusses associated challenges to provide a resource for modellers navigating decisions regarding granularity.
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spelling doaj.art-3f2ed41574a54eca940ec2f780f3a80e2023-03-09T12:31:57ZengCambridge University PressDesign Science2053-47012017-01-01310.1017/dsj.2016.16Model granularity in engineering design – concepts and frameworkJakob F. Maier0Claudia M. Eckert1P. John Clarkson2Department of Engineering, University of Cambridge, Cambridge CB2 1PZ, UKEngineering and Innovation, The Open University, Milton Keynes MK7 6AA, UKDepartment of Engineering, University of Cambridge, Cambridge CB2 1PZ, UKIn many engineering design contexts models are indispensable. They offer decision support and help tackle complex and interconnected design projects, capturing the underlying structure of development processes or resulting products. Because managers and engineers base many decisions on models, it is crucial to understand their properties and how these might influence their behaviour. The level of detail, or granularity, of a model is a key attribute that results from how reality is abstracted in the modelling process. Despite the direct impact granularity has on the use of a model, the general topic has so far only received limited attention and is therefore not well understood or documented. This article provides background on model theory, explores relevant terminology from a range of fields and discusses the implications for engineering design. Based on this, a classification framework is synthesised, which outlines the main manifestations of model granularity. This research contributes to theory by scrutinising the nature of model granularity. It also illustrates how this may manifest in engineering design models, using Design Structure Matrices as an example, and discusses associated challenges to provide a resource for modellers navigating decisions regarding granularity.https://www.cambridge.org/core/product/identifier/S2053470116000160/type/journal_articlemodel theorymodel granularitymodelling and simulationdesign structure matrix
spellingShingle Jakob F. Maier
Claudia M. Eckert
P. John Clarkson
Model granularity in engineering design – concepts and framework
Design Science
model theory
model granularity
modelling and simulation
design structure matrix
title Model granularity in engineering design – concepts and framework
title_full Model granularity in engineering design – concepts and framework
title_fullStr Model granularity in engineering design – concepts and framework
title_full_unstemmed Model granularity in engineering design – concepts and framework
title_short Model granularity in engineering design – concepts and framework
title_sort model granularity in engineering design concepts and framework
topic model theory
model granularity
modelling and simulation
design structure matrix
url https://www.cambridge.org/core/product/identifier/S2053470116000160/type/journal_article
work_keys_str_mv AT jakobfmaier modelgranularityinengineeringdesignconceptsandframework
AT claudiameckert modelgranularityinengineeringdesignconceptsandframework
AT pjohnclarkson modelgranularityinengineeringdesignconceptsandframework