Sciweavers

1889 search results - page 257 / 378
» Evaluating cost taxonomies for information systems managemen...
Sort
View
SIN
2010
ACM
15 years 4 months ago
A calculus for the qualitative risk assessment of policy override authorization
Policy override is gaining traction in the research community to improve the efficiency and usability of authorization mechanisms. These mechanisms turn the conventional privilege...
Steffen Bartsch
SSD
1999
Springer
106views Database» more  SSD 1999»
15 years 10 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...
ISCIS
2004
Springer
15 years 11 months ago
A Study on Answering a Data Mining Query Using a Materialized View
One of the classic data mining problems is discovery of frequent itemsets. This problem particularly attracts database community as it resembles traditional database querying. In t...
Maciej Zakrzewicz, Mikolaj Morzy, Marek Wojciechow...
CCGRID
2006
IEEE
16 years 15 days ago
Statistical Data Reduction for Efficient Application Performance Monitoring
There is a growing need for systems that can monitor and analyze application performance data automatically in order to deliver reliable and sustained performance to applications....
Lingyun Yang, Jennifer M. Schopf, Catalin Dumitres...
SIGCSE
2004
ACM
125views Education» more  SIGCSE 2004»
15 years 12 months ago
Agent-based cooperative learning: a proof-of-concept experiment
This paper presents an innovative multiagent system to support cooperative learning among students both in the real classrooms and in distance education. The system, called I-MIND...
Leen-Kiat Soh, Hong Jiang, Charles Ansorge