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APWEB
2004
Springer
13 years 10 months ago
2004
Springer
Queries to data warehouses often involve hundreds of complex aggregations over large volumes of data, and so it is infeasible to compute these queries by scanning the data sources ...
APWEB
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. Integrity constraints play a fundamental role in defining semantics in both conventional databases and in XML documents. In this paper we generalize previous approaches ...
APWEB
2004
Springer
13 years 10 months ago
2004
Springer
Abstract. Spatial data has now been used extensively in the Web environment, providing online customized maps and supporting map-based applications. The full potential of Web-based...
APWEB
2004
Springer
13 years 8 months ago
2004
Springer
Duplication of Web pages greatly hurts the perceived relevance of a search engine. Existing methods for detecting duplicated Web pages can be classified into two categories, i.e. o...
APWEB
2004
Springer
13 years 8 months ago
2004
Springer
Abstract. Although most existing teamwork management systems support userfriendly interface to some extent, few of them have take into consideration of the special requirements of ...