237 search results - page 19 / 48 » Querying RDF Data from a Graph Database Perspective |
SSDBM
2007
IEEE
14 years 1 months ago
2007
IEEE
We consider pedigree data structured in the form of a directed acyclic graph, and use an encoding scheme, called NodeCodes, for expediting the evaluation of queries on pedigree gr...
CORR
2000
Springer
13 years 7 months ago
2000
Springer
The multidimensional, heterogeneous, and temporal nature of speech databases raises interesting challenges for representation and query. Recently, annotation graphs have been prop...
ICDE
2010
IEEE
13 years 11 months ago
2010
IEEE
By imposing a single hierarchy on data, XML makes queries brittle in the sense that a query might fail to produce the desired result if it is executed on the same data organized in...
ICDE
2002
IEEE
14 years 9 months ago
2002
IEEE
XML and other semi-structured data may have partially specified or missing schema information, motivating the use of a structural summary which can be automatically computed from ...
PODS
1999
ACM
13 years 12 months ago
1999
ACM
Semistructured data occur in situations where information lacks a homogeneous structure and is incomplete. Yet, up to now the incompleteness of information has not been re ected b...