This thesis addresses the problem of source quality changes in Data Integration Systems. Its main goal is to propose techniques for maintaining as much as possible the satisfaction...
To make multimedia data easily retrieved, we use metadata to describe the information, so that search engines or other information filter tools can effectively and efficiently loc...
Large-scale distributed data management with P2P systems requires the existence of similarity operators for queries as we cannot assume that all users will agree on exactly the sa...
Knowledge-based natural language processing systems have achieved good success with certain tasks but they are often criticized because they depend on a domain-specific dictionar...
Abstract. Wikis are currently used in providing knowledge management systems for individual enterprises. The initial explanations of word entries (entities) in such a system can be...