133 search results - page 21 / 27 » Modeling Multidimensional Databases, Cubes and Cube Operatio... |
GIS
2010
ACM
13 years 2 months ago
2010
ACM
With the prevalence of car navigation systems, indoor navigation systems are increasingly attracting attention in the indoor research area. However, the available models for indoo...
ADBIS
2006
Springer
14 years 1 months ago
2006
Springer
XML is suitable for structuring complex data coming from different sources and supported by heterogeneous formats. It allows a flexible formalism capable to represent and store d...
SAC
2006
ACM
14 years 1 months ago
2006
ACM
In the paper we describe the problem of grouping and aggregation in the concept-oriented data model. The model is based on ordering its elements within a hierarchical multidimensi...
ITCC
2000
IEEE
13 years 12 months ago
2000
IEEE
As the result of interactions between visitors and a web site, an http log file contains very rich knowledge about users on-site behaviors, which, if fully exploited, can better c...
EDBT
2010
ACM
14 years 2 months ago
2010
ACM
This paper addresses a fundamental and challenging problem with broad applications: efficient processing of region-based promotion queries, i.e., to discover the top-k most inter...