Sciweavers

27 search results - page 6 / 6
» Using an index of precomputed joins in order to speed up SPA...
Sort
View
SIGMOD
1998
ACM
124views Database» more  SIGMOD 1998»
13 years 11 months ago
An Alternative Storage Organization for ROLAP Aggregate Views Based on Cubetrees
The Relational On-Line Analytical Processing (ROLAP) is emerging as thedominant approach in data warehousing with decision support applications. In order to enhance query performa...
Yannis Kotidis, Nick Roussopoulos
CIKM
2008
Springer
13 years 9 months ago
Real-time new event detection for video streams
Online detection of video clips that present previously unseen events in a video stream is still an open challenge to date. For this online new event detection (ONED) task, existi...
Gang Luo, Rong Yan, Philip S. Yu