Titlebook: Data Warehousing and Knowledge Discovery; 5th International Co Yahiko Kambayashi,Mukesh Mohania,Wolfram W?? Conference proceedings 2003 Spr

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Conference proceedings 2003rague, Czech Republic in September 2003....The 41 revised full papers presented were carefully reviewed and selected from more than 130 submissions. The papers are organized in topical sections on data cubes and queries, multidimensional data models, Web warehousing, change detection, Web mining and

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凝乳

Przemys?aw Ignaciuk,?ukasz Wieczorek novel presentational model for OLAP screens, intuitively based on the geometrical representation of a cube and its human perception in the space. Moreover, we show how the logical and the presentational models are integrated smoothly. Finally, we describe how typical OLAP operations can be easily mapped to the CPM.

使?jié)M足

Jerzy Balicki,Piotr Dryja,Marcin Zakidalskiaterialization, which in turn are leveraged by the OLAP system to efficiently answer spatial OLAP queries. Our prototype system shows that the proposed approach could be integrated easily into the existing data warehouse and OLAP systems to support spatial analysis. Preliminary experiment results are also presented.

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0302-9743 mproving data quality, queries and data patterns, improving database query engines, and sampling and vector classification..978-3-540-40807-9978-3-540-45228-7Series ISSN 0302-9743 Series E-ISSN 1611-3349

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