Sciweavers

2130 search results - page 67 / 426
» Visual query suggestion
Sort
View
CAISE
2005
Springer
15 years 3 months ago
Querying Tree-Structured Data Using Dimension Graphs
Abstract. Tree structures provide a popular means to organize the information on the Web. Taxonomies of thematic categories, concept hierarchies, e-commerce product catalogs are ex...
Dimitri Theodoratos, Theodore Dalamagas
DOLAP
2003
ACM
15 years 3 months ago
Exploiting hierarchical clustering in evaluating multidimensional aggregation queries
Multidimensional aggregation queries constitute the single most important class of queries for data warehousing applications and decision support systems. The bottleneck in the ev...
Dimitri Theodoratos
SIGIR
2002
ACM
14 years 9 months ago
Predicting query performance
We develop a method for predicting query performance by computing the relative entropy between a query language model and the corresponding collection language model. The resultin...
Stephen Cronen-Townsend, Yun Zhou, W. Bruce Croft
WEBDB
2005
Springer
97views Database» more  WEBDB 2005»
15 years 3 months ago
The Framework of an XML Semantic Caching System
As a simple XML query language but with enough expressive power, XPath has become very popular. To expedite evaluation of XPath queries, we consider the problem of caching results...
Wanhong Xu
CIKM
2010
Springer
14 years 8 months ago
Demographic information flows
In advertising and content relevancy prediction it is important to understand whether, over time, information that reaches one demographic group spreads to others. In this paper w...
Ingmar Weber, Alejandro Jaimes