Sciweavers

635 search results - page 88 / 127
» Expiring Data in a Warehouse
Sort
View
NLDB
2007
Springer
14 years 4 months ago
Flexible and Customizable NL Representation of Requirements for ETL processes
The design of an Extract – Transform – Load (ETL) workflow for the population of a Data Warehouse is a complex and challenging procedure. In previous work, we have presented an...
Dimitrios Skoutas, Alkis Simitsis
ISASSCI
2001
13 years 11 months ago
Data Mining Architectures - A Comparative Study
Data mining is the process of deriving knowledge from data. The architecture of a data mining system plays a significant role in the efficiency with which data is mined. It is pro...
Thomas Thomas, Sanjeev Jayakumar, B. Muthukumaran
DOLAP
2008
ACM
13 years 12 months ago
Bridging the semantic gap in OLAP models: platform-independent queries
The development of data warehouses is based on a threestage process that starts specifying both the static and dynamic properties of on-line analytical processing (OLAP) applicati...
Jesús Pardillo, Jose-Norberto Mazón,...
DMIN
2006
107views Data Mining» more  DMIN 2006»
13 years 11 months ago
Enhancing Data Preparation Processes Using Triggers For Active Datawarehousing
Abstract: Data preparation is a significant preprocessing task to prepare data for mining. The data mining process cannot succeed without a serious effort to prepare data. Very oft...
Kanana Ezekiel, Farhi Marir
WIDM
1999
ACM
14 years 2 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...