Common Logical Data Model: Basis for Global ITS Innovation
databases. The rate of data exchanges
between vehicles and roadside stations will
be another factor to determine how close
the database for a type of service should be
placed.
Figure 2: An image of the concept of data sharing of a vehicle probe system
Sharing probe vehicle data among current
and future service providers allows the
creation of new application services. The
new services will be able to use and enhance
the existing probe data standards, data
sharing policies and meta-data sharing
policies already defined by the local
authority.
L OGICAL D ATA M ODEL FOR ITS
Interoperability is defined as “the degree to
which two or more systems, products, or
components can exchange information and
use the information that has been
exchanged.” 32 In order for two systems to
successfully use the same information,
there must be an agreement of what the
underlying data means. For example, if a
moving vehicle is to report its location, the
ISO 25010:2011, Systems and software engineering – Systems and software Quality Requirements and Evaluation (SQuaRE) –
System and software quality models, ISO, 2011. https://www.iso.org/standard/35733.html
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