August 2009
Intermediate to advanced
456 pages
14h 8m
English
Content preview from Foundations of Semantic Web Technologies
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24 Foundations of Semantic Web Technologies
FIGURE 2.3: An RDF graph with literals for describing data values
or truth values: in these cases, we would expect every application to have a
minimal understanding of the concrete meaning of such values. The number
42, e.g., has the same numeric interpretation in any context.
Data values in RDF are represented by so-called literals. These are reserved
names for RDF resources of a certain datatype. The value of every literal is
generally de scribed by a sequence of characters, such as the string consist-
ing of the symbols “4” and “2” in the above example. The interpretation of
such sequences is then determined ...
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