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    DEXA
    2009
    Springer
    175views Database» more  DEXA 2009»
    RoK: Roll-Up with the K-Means Clustering Method for Recommending OLAP Queries
    15 years 28 days ago
    RoK: Roll-Up with the K-Means Clustering Method for Recommending OLAP Queries
    Download  eric.univ-lyon2.fr
    Dimension hierarchies represent a substantial part of the data warehouse model. Indeed they allow decision makers to examine data at different levels of detail with On-Line Analyt...
    Fadila Bentayeb, Cécile Favre
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    KDD
    2007
    ACM
    165views Data Mining» more  KDD 2007»
    Efficient and effective explanation of change in hierarchical summaries
    15 years 6 months ago
    Efficient and effective explanation of change in hierarchical summaries
    Download  www.cs.ucr.edu
    Dimension attributes in data warehouses are typically hierarchical (e.g., geographic locations in sales data, URLs in Web traffic logs). OLAP tools are used to summarize the measu...
    Deepak Agarwal, Dhiman Barman, Dimitrios Gunopulos...
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