Sciweavers

4051 search results - page 770 / 811
» Aggregation
Sort
View
KRDB
1997
167views Database» more  KRDB 1997»
15 years 3 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
WSC
1997
15 years 3 months ago
Covalidation of Dissimilarly Structured Models
A methodology is presented which allows comparison between models under different modeling paradigms. Consider the following situation: Two models have been constructed to study d...
Samuel A. Wright, Kenneth W. Bauer Jr.
TREC
1994
15 years 3 months ago
Indexing Structures Derived from Syntax in TREC-3: System Description
: This paper describes an approach to information retrieval based on a syntactic analysis of the document texts and user queries, and from that analysis, the construction of tree s...
Alan F. Smeaton, Ruairi O'Donnell, Fergus Kelledy
WSC
1994
15 years 3 months ago
General purpose simulation with stroboscope
Stroboscope is a programming language designed for the simulation of processes common to construction engineering. These processes are very complex and involve many different type...
Julio C. Martínez, Photios G. Ioannou
ATAL
2010
Springer
15 years 3 months ago
Aggregation-mediated collective perception and action in a group of miniature robots
We introduce a novel case study in which a group of miniaturized robots screen an environment for undesirable agents, and destroy them. Because miniaturized robots are usually end...
Grégory Mermoud, Loïc Matthey, William...