Sciweavers

735 search results - page 19 / 147
» Evaluating Probabilistic Queries over Imprecise Data
Sort
View
DEBU
2007
109views more  DEBU 2007»
14 years 11 months ago
Managing Uncertainty in Social Networks
Social network analysis (SNA) has become a mature scientific field over the last 50 years and is now an area with massive commercial appeal and renewed research interest. In thi...
Eytan Adar, Christopher Re
PODS
2010
ACM
213views Database» more  PODS 2010»
15 years 4 months ago
Expressive languages for path queries over graph-structured data
For many problems arising in the setting of graph querying (such as finding semantic associations in RDF graphs, exact and approximate pattern matching, sequence alignment, etc.)...
Pablo Barceló, Carlos A. Hurtado, Leonid Li...
WEBDB
2004
Springer
154views Database» more  WEBDB 2004»
15 years 5 months ago
Twig Query Processing over Graph-Structured XML Data
XML and semi-structured data is usually modeled using graph structures. Structural summaries, which have been proposed to speedup XML query processing have graph forms as well. Th...
Zografoula Vagena, Mirella Moura Moro, Vassilis J....
EDBTW
2010
Springer
15 years 6 months ago
Updating probabilistic XML
We investigate the complexity of performing updates on probabilistic XML data for various classes of probabilistic XML documents of different succinctness. We consider two elemen...
Evgeny Kharlamov, Werner Nutt, Pierre Senellart
ICDT
2001
ACM
153views Database» more  ICDT 2001»
15 years 4 months ago
Estimating Range Queries Using Aggregate Data with Integrity Constraints: A Probabilistic Approach
In fast OLAP applications it is often advantageous to provide approximate answers to range queries in order to achieve very high performances. A possible solution is to inquire sum...
Francesco Buccafurri, Filippo Furfaro, Domenico Sa...