We demonstrate a system for querying probabilistic XML documents with simple XPath queries. A user chooses between a variety of query answering techniques, both exact and approxim...
A large number of technologies, such as Geographic Information Systems (GIS), Global Positioning Systems (GPS), Remote Sensing (RS), geophysical instruments, allows nowadays for fa...
—Emerging Web2.0 applications such as virtual worlds or social networking websites strongly differ from usual OLTP applications. First, the transactions are encapsulated in an AP...