Sciweavers

950 search results - page 173 / 190
» LadMan: A Large Data Management System
Sort
View
CIKM
2009
Springer
15 years 1 months ago
Classification-based resource selection
In some retrieval situations, a system must search across multiple collections. This task, referred to as federated search, occurs for example when searching a distributed index o...
Jaime Arguello, Jamie Callan, Fernando Diaz
SWAP
2007
14 years 10 months ago
Some Experiments on the Usage of a Deductive Database for RDFS Querying and Reasoning
Abstract. Ontologies are pervading many areas of knowledge representation and management. To date, most research efforts have been spent on the development of sufficiently express...
Giovambattista Ianni, Alessandra Martello, Claudio...
ICDE
2008
IEEE
140views Database» more  ICDE 2008»
15 years 11 months ago
Top-k Spatial Joins of Probabilistic Objects
Probabilistic data have recently become popular in applications such as scientific and geospatial databases. For images and other spatial datasets, probabilistic values can capture...
Vebjorn Ljosa, Ambuj K. Singh
ICDE
2001
IEEE
149views Database» more  ICDE 2001»
15 years 11 months ago
Selectivity Estimation for Spatial Joins
Spatial Joins are important and time consuming operations in spatial database management systems. It is crucial to be able to accurately estimate the performance of these operatio...
Ning An, Zhen-Yu Yang, Anand Sivasubramaniam
GIS
2008
ACM
15 years 10 months ago
Geospatial information integration based on the conceptualization of geographic domain
Geospatial information integration is not a trivial task. An integrated view must be able to describe various heterogeneous data sources and its interrelation to obtain shared con...
Miguel Torres, Serguei Levachkine, Rolando Quinter...