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EPIA
2003
Springer
15 years 11 months ago
A Methodology to Create Ontology-Based Information Retrieval Systems
Modern information retrieval systems need the capability to reason about the knowledge conveyed by text bases. In this paper a methodology to automatically create ontologies and cl...
José Saias, Paulo Quaresma
ERCIMDL
1999
Springer
111views Education» more  ERCIMDL 1999»
15 years 11 months ago
PIA - A Generic Model and System for Interactive Product and Service Catalogs
Abstract. This text motivates and de nes a generic model for interactive online or o ine product catalogs. Based on a detailed requirements analysis, the data model is de ned usi...
Florian Matthes, Ulrike Steffens
EDBT
2006
ACM
143views Database» more  EDBT 2006»
16 years 6 months ago
XG: A Grid-Enabled Query Processing Engine
In [12] we introduce a novel architecture for data processing, based on a functional fusion between a data and a computation layer. In this demo we show how this architecture is le...
Radu Sion, Ramesh Natarajan, Inderpal Narang, Thom...
ER
2008
Springer
123views Database» more  ER 2008»
15 years 8 months ago
Modeling and Querying E-Commerce Data in Hybrid Relational-XML DBMSs
Abstract. Data in many industrial application systems are often neither completely structured nor unstructured. Consequently semi-structured data models such as XML have become pop...
Lipyeow Lim, Haixun Wang, Min Wang
SIGMOD
2005
ACM
89views Database» more  SIGMOD 2005»
16 years 5 days ago
Stacked indexed views in microsoft SQL server
Appropriately selected materialized views (also called indexed views) can speed up query execution by orders of magnitude. Most database systems limit support for materialized vie...
David DeHaan, Per-Åke Larson, Jingren Zhou