Coherence and correspondence in engineering design

I show how the coherence/correspondence distinction can inform the conversation about decision methods for engineering design. Some engineers argue for the application of multi-attribute utility theory while others argue for what they call heuristics. To clarify the differences among methods, I firs...

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Main Author: Konstantinos V. Katsikopoulos
Format: Article
Language:English
Published: Cambridge University Press 2009-03-01
Series:Judgment and Decision Making
Subjects:
Online Access:http://journal.sjdm.org/cck/cck.pdf
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author Konstantinos V. Katsikopoulos
author_facet Konstantinos V. Katsikopoulos
author_sort Konstantinos V. Katsikopoulos
collection DOAJ
description I show how the coherence/correspondence distinction can inform the conversation about decision methods for engineering design. Some engineers argue for the application of multi-attribute utility theory while others argue for what they call heuristics. To clarify the differences among methods, I first ask whether each method aims at achieving coherence or correspondence. By analyzing statements in the design literature, I argue that utility theory aims at achieving coherence and heuristics aim at achieving correspondence. Second, I ask if achieving coherence always implies achieving correspondence. It is important to provide an answer because while in design the objective is correspondence, it is difficult to assess it, and coherence that is easier to assess is used as a surrogate. I argue that coherence does not always imply correspondence in design and that this is also the case in problems studied in judgment and decision-making research. Uncovering the conditions under which coherence implies, or does not imply, correspondence is a topic where engineering design and judgment and decision-making research might connect.
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spelling doaj.art-11c9ba92b89649728e62c1640be43cb62023-09-02T18:11:13ZengCambridge University PressJudgment and Decision Making1930-29752009-03-0142147153Coherence and correspondence in engineering designKonstantinos V. KatsikopoulosI show how the coherence/correspondence distinction can inform the conversation about decision methods for engineering design. Some engineers argue for the application of multi-attribute utility theory while others argue for what they call heuristics. To clarify the differences among methods, I first ask whether each method aims at achieving coherence or correspondence. By analyzing statements in the design literature, I argue that utility theory aims at achieving coherence and heuristics aim at achieving correspondence. Second, I ask if achieving coherence always implies achieving correspondence. It is important to provide an answer because while in design the objective is correspondence, it is difficult to assess it, and coherence that is easier to assess is used as a surrogate. I argue that coherence does not always imply correspondence in design and that this is also the case in problems studied in judgment and decision-making research. Uncovering the conditions under which coherence implies, or does not imply, correspondence is a topic where engineering design and judgment and decision-making research might connect.http://journal.sjdm.org/cck/cck.pdfcoherencecorrespondencedesign. engineeringPugh processmulti-attribute utility theoryheuristics.
spellingShingle Konstantinos V. Katsikopoulos
Coherence and correspondence in engineering design
Judgment and Decision Making
coherence
correspondence
design. engineering
Pugh process
multi-attribute utility theory
heuristics.
title Coherence and correspondence in engineering design
title_full Coherence and correspondence in engineering design
title_fullStr Coherence and correspondence in engineering design
title_full_unstemmed Coherence and correspondence in engineering design
title_short Coherence and correspondence in engineering design
title_sort coherence and correspondence in engineering design
topic coherence
correspondence
design. engineering
Pugh process
multi-attribute utility theory
heuristics.
url http://journal.sjdm.org/cck/cck.pdf
work_keys_str_mv AT konstantinosvkatsikopoulos coherenceandcorrespondenceinengineeringdesign