Olfa Arfaoui

Learn More
The need for discovering knowledge from XML documents according to both structure and content features has become challenging , due to the increase in application contexts for which handling both structure and content information in XML data is essential. So, the challenge is to find an hierarchical structure which ensure a combination of data levels and(More)
The characteristics of XML (eXtensible Markup Language) documents have favored the need to develop specific and flexible querying systems while taking into account the coexistence of both structural and content information. The ultimate goal of these systems is to respond to different user expectations which tend to return appropriate answers to their(More)
  • 1