Sciweavers

983 search results - page 190 / 197
» Continuous Queries in Oracle
Sort
View
ESA
2005
Springer
113views Algorithms» more  ESA 2005»
15 years 3 months ago
Online View Maintenance Under a Response-Time Constraint
Abstract. A materialized view is a certain synopsis structure precomputed from one or more data sets (called base tables) in order to facilitate various queries on the data. When t...
Kamesh Munagala, Jun Yang 0001, Hai Yu
VLDB
2005
ACM
103views Database» more  VLDB 2005»
15 years 3 months ago
Mapping Maintenance for Data Integration Systems
To answer user queries, a data integration system employs a set of semantic mappings between the mediated schema and the schemas of data sources. In dynamic environments sources o...
Robert McCann, Bedoor K. AlShebli, Quoc Le, Hoa Ng...
ERCIMDL
2004
Springer
184views Education» more  ERCIMDL 2004»
15 years 3 months ago
A Comparison of Text and Shape Matching for Retrieval of Online 3D Models
Because of recent advances in graphics hard- and software, both the production and use of 3D models are increasing at a rapid pace. As a result, a large number of 3D models have be...
Patrick Min, Michael M. Kazhdan, Thomas A. Funkhou...
AMKM
2003
Springer
15 years 2 months ago
A Spreading Activation Framework for Ontology-Enhanced Adaptive Information Access within Organisations
This research investigates a unique Indexing Structure and Navigational Interface which integrates (1) ontology-driven knowledge-base (2) statistically derived indexing parameters...
Md Maruf Hasan
CIKM
2001
Springer
15 years 2 months ago
PowerDB-IR - Information Retrieval on Top of a Database Cluster
Our current concern is a scalable infrastructure for information retrieval (IR) with up-to-date retrieval results in the presence of frequent, continuous updates. Timely processin...
Torsten Grabs, Klemens Böhm, Hans-Jörg S...