Sciweavers

44 search results - page 8 / 9
» Regular Expression Subtyping for XML Query and Update Langua...
Sort
View
ICDE
2008
IEEE
218views Database» more  ICDE 2008»
14 years 8 months ago
AxPRE Summaries: Exploring the (Semi-)Structure of XML Web Collections
The nature of semistructured data in web collections is evolving. Increasingly, XML web documents (or documents exchanged via web services) are valid with regard to a schema, yet ...
Mariano P. Consens, Flavio Rizzolo, Alejandro A. V...
PODS
2007
ACM
104views Database» more  PODS 2007»
14 years 7 months ago
XML transformation by tree-walking transducers with invisible pebbles
The pebble tree automaton and the pebble tree transducer are enhanced by additionally allowing an unbounded number of `invisible' pebbles (as opposed to the usual `visible�...
Joost Engelfriet, Hendrik Jan Hoogeboom, Bart Samw...
ICALP
2000
Springer
13 years 11 months ago
On the Power of Tree-Walking Automata
Abstract. Tree-walking automata (TWAs) recently received new attention in the fields of formal languages and databases. Towards a better understanding of their expressiveness, we c...
Frank Neven, Thomas Schwentick
CAISE
2001
Springer
13 years 12 months ago
A Semantic Approach to Integrating XML and Structured Data Sources
XML is fast becoming the standard for information exchange on the Internet. As such, information expressed in XML will need to be integrated with existing information systems, whi...
Peter McBrien, Alexandra Poulovassilis
EDBT
2010
ACM
164views Database» more  EDBT 2010»
13 years 10 months ago
Techniques for efficiently querying scientific workflow provenance graphs
A key advantage of scientific workflow systems over traditional scripting approaches is their ability to automatically record data and process dependencies introduced during workf...
Manish Kumar Anand, Shawn Bowers, Bertram Ludä...