The trend towards outsourcing increases the number of documents stored at external service providers. This storage model, however, raises privacy and security concerns because the...
Abstract. We propose a new class of tree automata, called tree automata with normalization (TAN). This framework extends equational tree automata, and improved the results of them:...
GeRoMeSuite is a generic model management system which provides several functions for managing complex data models, such as schema integration, definition and execution of schema ...
Christoph Quix, Sandra Geisler, David Kensche, Xia...
Twig queries represent the building blocks of declarative query languages over XML data. A twig query describes a complex traversal of the document graph and generates a set of el...
Neoklis Polyzotis, Minos N. Garofalakis, Yannis E....
In this paper, we study an online data mining problem from streams of semi-structured data such as XML data. Modeling semi-structured data and patterns as labeled ordered trees, w...