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SSD
1999
Springer
106views Database» more  SSD 1999»
15 years 2 months ago
XZ-Ordering: A Space-Filling Curve for Objects with Spatial Extension
There is an increasing need to integrate spatial index structures into commercial database management systems. In geographic information systems (GIS), huge amounts of information ...
Christian Böhm, Gerald Klump, Hans-Peter Krie...
KRDB
1997
167views Database» more  KRDB 1997»
14 years 11 months ago
Materialized Views and Data Warehouses
A data warehouse is a redundant collection of data replicated from several possibly distributed and loosely coupled source databases, organized to answer OLAP queries. Relational ...
Nick Roussopoulos
SBBD
2004
119views Database» more  SBBD 2004»
14 years 11 months ago
Computing the Dependency Basis for Nested List Attributes
Multi-valued dependencies (MVDs) are an important class of constraints that is fundamental for relational database design. Although modern applications increasingly require the su...
Sven Hartmann, Sebastian Link
ICDE
2007
IEEE
122views Database» more  ICDE 2007»
15 years 11 months ago
Group Linkage
Poor quality data is prevalent in databases due to a variety of reasons, including transcription errors, lack of standards for recording database fields, etc. To be able to query ...
Byung-Won On, Nick Koudas, Dongwon Lee, Divesh Sri...
ICDM
2003
IEEE
118views Data Mining» more  ICDM 2003»
15 years 3 months ago
Links Between Kleinberg's Hubs and Authorities, Correspondence Analysis, and Markov Chains
In this work, we show that Kleinberg’s hubs and authorities model is closely related to both correspondence analysis, a well-known multivariate statistical technique, and a parti...
François Fouss, Marco Saerens, Jean-Michel ...