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Semantic fusion of SysML elements for model integration utilizing knowledge graphs

Published online by Cambridge University Press:  02 July 2026

Roman Stephan*
Affiliation:
Clausthal University of Technology, Germany
Zhiwei Zhou
Affiliation:
L3S Research Center, Leibniz Universität Hannover, Germany
Simon Gottschalk
Affiliation:
L3S Research Center, Leibniz Universität Hannover, Germany
David Inkermann
Affiliation:
Clausthal University of Technology, Germany

Abstract:

While top-down System Engineering supports the definition of system boundaries and interfaces, practical implementation often proceeds in a bottom-up manner, resulting in the need for model integration of SysML models. This is currently hindered by inconsistent naming, different abstraction levels, and unclear interfaces. In this work, a novel approach to integration is proposed, utilizing RDF knowledge graphs and LLM-driven entity alignment with similarity thresholds to perform semantic fusion. A practical use case shows correct consolidation based on cosine similarity thresholds.

Information

Type
SYSTEMS ENGINEERING AND DESIGN
Creative Commons
Creative Common License - CCCreative Common License - BYCreative Common License - NCCreative Common License - ND
This is an Open Access article, distributed under the terms of the Creative Commons Attribution-NonCommercial-NoDerivatives licence (https://creativecommons.org/licenses/by-nc-nd/4.0/), which permits non-commercial re-use, distribution, and reproduction in any medium, provided the original work is unaltered and is properly cited. The written permission of Cambridge University Press must be obtained for commercial re-use or in order to create a derivative work.
Copyright
The Author(s), 2026
Figure 0

Figure 1. Figure 1 long description.Challenge types in the integration of SysML models

Figure 1

Figure 2. Cross-project reuse process of system models

Figure 2

Figure 3. Developed approach for model integration using semantic fusion

Figure 3

Figure 4. Figure 4 long description.Pipeline for SysML model integration

Figure 4

Figure 5. Integrated knowledge graph after semantic fusion