Torbjörn Lahrin

Proposal(s) title:
  • JWG between ISO/IEC JTC1 and IEC/SyC Smart Cities on Local Digital Twins
Proposal(s) topic:

Smart and Sustainable Cities

Contribution impact:
  • New standard development
  • Revision of existing work items
Proposal(s) title:
  • GAP Analysis, Reference Architecture and Ontology for Local Digital Twins
Proposal(s) topic:

Web 4.0 and virtual worlds

Impact on SMEs:

Investing in Local Digital Twins and CitiVerse is today rather challenging. All technologies for creating LDT:s or CitiVerse have their strengths and weaknesses. Any investment made today is therefore associated with a rather high degradation of uncertainty. Still, the SME:s and Europe must invest already now in these technologies to have a chance to be “on the train” and ahead in the competition. However, this also comes with a large risk that European SME:s and, in the broader scope, the European societies to some extent might find themselves investing in the “wrong” direction with techniques and methods that will not be long lasting. To know what other actors are doing all around the world will help stakeholders to navigate and to invest in “right” directions with long term safer investments. Once we get an international reference architecture for LDT:s in place this will give even more security for those parties following the international standard.

Contribution impact:
  • New standard development
Proposal(s) title:
  • JTC1 CG2 - Strategic Coordination Group on Metaverse
  • Gap analysis, reference architecture and ontology for local digital twins
Proposal(s) topic:

Web 4.0 and virtual worlds

Impact on SMEs:

Investing in Metaverse and CitiVerse is today rather challenging. All technologies for creating Metaverse, CitiVerse and underlaying Local Digital Twins have strengths and weaknesses. Such investments are therefore associated with a rather high degrade of uncertainty. Still, the SME:s and European societies must invest already now in these technologies to have a chance to be “on the train” and ahead in the competition. Also for implementing various parts of CitiVerse related to EU calls. However, this come with a large risk investing in the “wrong” direction with technique and methods that will not be long lasting. Because of this European SMEs and societies will benefit from the creation and coordination of standards for Metaverse. They will also benefit from gaining knowledge about the international standardization, as such knowledge will help SME:s and societies of Europe to navigate and to invest in “right” directions with long term safer investments.

Impact on society:

The work is laying the foundation for uniting the world in how to build Local Digital Twins (Urban Digital Twins and City Information Modelling) and how to make these interoperable with each other both horizontal, vertical and towards underlaying data sets and daily operation systems of cities and other authorities. It is also paving the road for how Local Digital Twins can be used as the foundation for building CitiVerse.

Contribution impact:
  • Update of existing work items
Proposal(s) title:
  • GAP Analysis, Reference Architecture and Ontology for Local Digital Twins
Societal, Economic or Technological Impacts:

The standardization work on Local Digital Twins lays an important foundation for many other standardization efforts and will lead to coordination of standardization projects within the field of Urban Digital Twins, City Information Modelling, Local Digital Twins, IoT, CitiVerse, Metaverse and Smart and sustainable Cities and Communities.  

Today, investments are made all over the world, building Local Digital Twins as a foundation for working with smart sustainable cities and communities. The cost for implementing a LDT is comparatively high. It is therefore utterly important to produce standards to guide these implementations. Specifically, it is utterly important to achieve interoperability bot horizontally and vertically. Eg, that a LDT of one city can interact and co-exist with the LDT of a neighbouring city. Also, that LDT:s for the same geographical area can interact. If by example a city creates one LDT and the industry creates another LDT for the same area. 

Also, Europe invests heavily in Local Digital Twins. LDS:s are the natural way to work with data gathered in European Dataspaces. LDT is also the core foundation for Citiverse. Even if there are ongoing work on a European LDT RA it is important to also align with what the rest of the world are doing with LDTs. Doing so makes it possible for European SMEs to invest in a way that in the long run can help them increase their competitiveness and easier take important positions on the wider international market.  

Contribution impact:
  • New standard development
  • This fellowship contributed to JWG16 between ISO/IEC JTC1 and IEC/SyC Smart Cities on City Information Modelling and Urban Digital Twins. The assignment includes preparing for and initiating a project to produce an international ISO/IEC reference architecture for Local Digital Twins.

Value of Research

Local Digital Twins will be a fundamental building block for CitiVerse. It will also play a crucial role for anyone in the public sector who wants to fully utilize the usage of AI.
Today, cities, regions and countries all over the world are building Local Digital Twins using various tools and approaches. Game engines, CAD tools, GIS, AR/VR/XR tools, Urban Digital Platforms, CIM and other visualisation tools are used. Thus a wide spread of technologies and standards. 

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Full Name: Torbjörn Lahrin
Role: convenor
Title & Organisation Name: Lahrin i Hajstorp AB
Country: Sweden
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