The DTD of a set of XML documents may change due to many reasons such as changes to the real world events, changes to the user’s requirements, and mistakes in the initial design....
Erwin Leonardi, Tran T. Hoai, Sourav S. Bhowmick, ...
We address the problem of querying XML data over a P2P network. In P2P networks, the allowed kinds of queries are usually exact-match queries over file names. We discuss the exte...
We present ViteX, an XPath processing system on XML streams with polynomial time complexity. ViteX uses a polynomial-space data structure to encode an exponential number of patter...
Achieving data security over cooperating web services is becoming a reality, but existing XML access control architectures do not consider this federated service computing. In this...
Erwin Leonardi, Sourav S. Bhowmick, Mizuho Iwaihar...
This paper describes the design and implementation of backward chained clustered RDFS reasoning in 4store. The system presented, called "4s-reasoner", adds no overhead t...
Manuel Salvadores, Gianluca Correndo, Tope Omitola...