Sciweavers

383 search results - page 25 / 77
» OLAP Dimension Constraints
Sort
View
WIDM
1999
ACM
15 years 4 months ago
Warehousing and Mining Web Logs
Analyzing Web Logs for usage and access trends can not only provide important information to web site developers and administrators, but also help in creating adaptive web sites. ...
Karuna P. Joshi, Anupam Joshi, Yelena Yesha, Raghu...
VLDB
2002
ACM
98views Database» more  VLDB 2002»
14 years 11 months ago
Processing Star Queries on Hierarchically-Clustered Fact Tables
Star queries are the most prevalent kind of queries in data warehousing, OLAP and business intelligence applications. Thus, there is an imperative need for efficiently processing ...
Nikos Karayannidis, Aris Tsois, Timos K. Sellis, R...
ECCV
1996
Springer
16 years 1 months ago
Imposing Hard Constraints on Soft Snakes
An approach is presented for imposing generic hard constraints on deformable models at a low computational cost, while preserving the good convergence properties of snake-like mod...
Pascal Fua, Christian Brechbühler
GEOINFO
2004
15 years 1 months ago
Spatio-Temporal Database Constraints for Spatial Dynamic Simulation
: Spatial Dynamic Simulation Systems have three main components: the space dimension, the time dimension and the dynamic process. Dynamic processes have been modeled by transition ...
Bianca Maria Pedrosa, Luiz Camolesi Jr., Gilberto ...
SDM
2009
SIAM
176views Data Mining» more  SDM 2009»
15 years 9 months ago
Constraint-Based Subspace Clustering.
In high dimensional data, the general performance of traditional clustering algorithms decreases. This is partly because the similarity criterion used by these algorithms becomes ...
Élisa Fromont, Adriana Prado, Céline...