The Momis approach to Information Integration
Domenico Beneventano, Sonia Bergamaschi, Francesco Guerra, Maurizio Vincini · 2001
Introduction The web explosion, both at internet and intranet level, has transformed the electronic information system from single isolated node to an entry points into a worldwide network of information exchange and business transactions. Business and commerce has taken the opportunity of the new technologies to define the e-commerce activity. An electronic marketplace represents a virtual place where buyers and sellers meet to exchange goods and services, by sharing information that is often obtained as hypertext catalogs from different companies. Companies have equipped themselves with data storing systems building up informative systems containing data which are related one another, but which are often redundant, heterogeneous and not always substantial. The problems that have to be faced in this field are mainly due to both structural and application heterogeneity, as well as to the lack of a common ontology, causing semantic differences between information sources. Moreo