There are two main paradigms for querying semi structured data: regular path queries and XPath. The aim of this paper is to provide a synthesis between these two. This synthesis i...
d abstract) Marcin Jurdzi´nski and Ranko Lazi´c∗ Department of Computer Science, University of Warwick, UK An alternation-free modal µ-calculus over data trees is introduced ...
Using the Lempel-Ziv-78 compression algorithm to compress a string yields a dictionary of substrings, i.e. an edge-labelled tree with an order-compatible enumeration, here called a...
Abstract. We propose a descriptive high-level language XDTrans devoted to specify transformations over XML data. The language is based on unranked tree automata approach. In contra...
This paper presents a structure we call XML Wavelet Tree (XWT) to represent any XML document in a compressed and self-indexed form. Therefore, any query or procedure that could be ...
Nieves R. Brisaboa, Ana Cerdeira-Pena, Gonzalo Nav...