The world we are living in is predominated by
affecting our business as well as private lives and thus, the time we are living in is commonly referred to as
. Information and
, the latter providing the additional potential to infer new knowledge, are contained in
, ranging from traditional ones storing structured data, via, knowledge bases, semantic networks, and ontologies up to the World Wide Web (WWW), which can be regarded as a huge distributed database following the hypertext paradigm of linked information, containing unstructured respectively semi-structured data.
enable the retrieval of information and knowledge stored in their database component, e.g., via search engines for the WWW case. Current research approaches enable the management of
, i.e., the meaning of data, e.g., the Semantic Web aiming at making information on the WWW interpretable for machines.