Knowledge Base Repository

In addition to research papers, the Design Society is developing several valuable resources for those interested in the study of design. These include a repository of PhD theses, a library of case studies and transcripts of design activities, and an archive of our newsletters. Please note that these resources are accessible exclusively to Design Society members.

Comparing human, LLM, and LLM-QFD approaches to technical requirement extraction

Fain, Nuša (1); Vukašinović, Nikola (2); Čok, Vanja (2)


Type:
Year:
2026
Editor:
Štorga, M.; Škec, S.; Martinec, T.; Marjanović, D.; Pavković, N.
Author:
Series:
DESIGN
Institution:
1: Sprott School of Business, Carleton University, Canada; 2: Faculty of Mechanical Engineering, University of Ljubljana, Slovenia
Page(s):
537-546
DOI number:
ISSN:
2732-527X (Online)
Abstract:
This study investigates how large language models (LLMs) support extracting technical requirements from early product pitches. Mechanical engineering students worked under three conditions: manual, LLM-assisted, and LLM combined with a QFD interface. Both AI-assisted conditions improved requirement quality and lowered perceived difficulty. Thematic analysis showed cognitive effort shifted from generating requirements to evaluating and verifying AI outputs, while the LLM-only group reported the most positive attitudes.
Keywords:

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