Sciweavers

467 search results - page 14 / 94
» Building data warehouses with semantic data
Sort
View
DOLAP
2008
ACM
14 years 11 months ago
Bridging the semantic gap in OLAP models: platform-independent queries
The development of data warehouses is based on a threestage process that starts specifying both the static and dynamic properties of on-line analytical processing (OLAP) applicati...
Jesús Pardillo, Jose-Norberto Mazón,...
RAS
2008
123views more  RAS 2008»
14 years 9 months ago
Fusion of aerial images and sensor data from a ground vehicle for improved semantic mapping
This work investigates the use of semantic information to link ground level occupancy maps and aerial images. A ground level semantic map, which shows open ground and indicates th...
Martin Persson, Tom Duckett, Achim J. Lilienthal
SEMWEB
2004
Springer
15 years 2 months ago
GridVine: Building Internet-Scale Semantic Overlay Networks
Abstract. This paper addresses the problem of building scalable semantic overlay networks. Our approach follows the principle of data independence by separating a logical layer, th...
Karl Aberer, Philippe Cudré-Mauroux, Manfre...
EDBT
2006
ACM
130views Database» more  EDBT 2006»
15 years 9 months ago
Querying and Updating Probabilistic Information in XML
Abstract. We present in this paper a new model for representing probabilistic information in a semi-structured (XML) database, based on the use of probabilistic event variables. Th...
Serge Abiteboul, Pierre Senellart
96
Voted
KDD
2008
ACM
199views Data Mining» more  KDD 2008»
15 years 9 months ago
Building semantic kernels for text classification using wikipedia
Document classification presents difficult challenges due to the sparsity and the high dimensionality of text data, and to the complex semantics of the natural language. The tradi...
Pu Wang, Carlotta Domeniconi