Schema Evolution publication categorizer

... 1.67 MB Ontologies play a key role in the advent of the Semantic Web. An important problem when dealing with ontologies is the modification of an existing ontology in response to a certain need for change. This problem is a complex and ... as the same term is often used with different meanings in the relevant literature, creating a certain amount of confusion. The purpose ...

Publication - cat - 04/17/2013 - 04:27 - 0 comments - 1 attachment

... 666.47 KB Many problems in information integration rely on specifications, called schema mappings, that ... for both relational and nested data are well-known. In this work, we present a new formalism for schema mapping that extends these existing formalisms in two significant ways. First, our nested mappings allow for nesting and ...

Publication - huliganka - 04/17/2013 - 00:05 - 0 comments - 1 attachment

... the meaning (concepts, not labels) which is codified in the elements and the structures of schemas. In this paper we present basic and optimized algorithms for semantic schema ...

Publication - admin - 04/16/2013 - 14:27 - 0 comments - 1 attachment