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DBA
2006
156views Database» more  DBA 2006»
13 years 11 months ago
Simulated Annealing for Materialized View Selection in Data Warehousing Environment
In order to facilitate query processing, the information contained in data warehouses is typically stored as a set of materialized views. Deciding which views to materialize prese...
Roozbeh Derakhshan, Frank K. H. A. Dehne, Othmar K...
ESANN
2004
13 years 11 months ago
Data Mining Techniques on the Evaluation of Wireless Churn
This work focuses on one of the most critical issues to plague the wireless telecommunications industry today: the loss of a valuable subscriber to a competitor, also defined as ch...
Jorge Ferreira, Marley B. R. Vellasco, Marco Aur&e...
MMNS
2004
167views Multimedia» more  MMNS 2004»
13 years 11 months ago
Bandwidth Constrained IP Multicast Traffic Engineering Without MPLS Overlay
Existing multicast traffic engineering (TE) solutions tend to use explicit routing through MPLS tunnels. In this paper we shift away from this overlay approach and address the band...
Ning Wang, George Pavlou
WOB
2004
233views Bioinformatics» more  WOB 2004»
13 years 11 months ago
Recent Advances in Gene Expression Data Clustering: A Case Study with Comparative Results
Several advanced techniques have been proposed for data clustering and many of them have been applied to gene expression data, with partial success. The high dimensionality and the...
George Barreto Bezerra, Geraldo M. A. Cança...
WOB
2004
120views Bioinformatics» more  WOB 2004»
13 years 11 months ago
Reconfigurable Systems for Sequence Alignment and for General Dynamic Programming
ABSTRACT. Reconfigurable systolic arrays can be adapted to efficiently resolve a wide spectrum of computational problems; parallelism is naturally explored in systolic arrays and r...
Ricardo P. Jacobi, Mauricio Ayala-Rincón, L...