143 search results - page 16 / 29 » Query Order and the Polynomial Hierarchy |
ECWEB
2005
Springer
15 years 2 months ago
2005
Springer
This work describes a novel strategy for designing an XPath processor that acts over an RDF mapping of XML. We use a modelmapping approach to represent instances of XML and XML Sch...
ENTCS
2006
14 years 9 months ago
2006
This work describes the architecture of Contorsion, a semantic XPath processor that acts over an RDF mapping of XML. It contributes to a recent research trend that defines an XML-...
EFDBS
2001
14 years 10 months ago
2001
In this work, we consider augmenting SQL with constructs allowing dynamic restructuring. Dynamic restructuring occurs naturally in a framework including second-order capabilities f...
ICALP
2005
Springer
15 years 2 months ago
2005
Springer
Given two rooted, ordered, and labeled trees P and T the tree inclusion problem is to determine if P can be obtained from T by deleting nodes in T. This problem has recently been r...
PAMI
2008
14 years 9 months ago
2008
Abstract-Similarity searching often reduces to finding the k nearest neighbors to a query object. Finding the k nearest neighbors is achieved by applying either a depth-first or a ...