485 search results - page 64 / 97 » Processing complex aggregate queries over data streams |
113
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SIGMOD
2004
ACM
16 years 20 days ago
2004
ACM
Spatial Database Management Systems (SDBMS), e.g., Geographical Information Systems, that manage spatial objects such as points, lines, and hyper-rectangles, often have very high ...
127
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CIKM
2000
Springer
15 years 4 months ago
2000
Springer
On-Line Analytical Processing (OLAP) systems based on a multidimensional view of data have found widespread use in business applications and are being used increasingly in non-sta...
ICIP
2002
IEEE
16 years 2 months ago
2002
IEEE
A new system for interactive streaming of high-resolution 360? panoramic views over the Internet is presented. The scene is represented very efficiently using MPEG-4 BIFS and disp...
103
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APWEB
2004
Springer
15 years 6 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 ...
110
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PVLDB
2010
14 years 11 months ago
2010
Ontology-based data access is a powerful form of extending database technology, where a classical extensional database (EDB) is enhanced by an ontology that generates new intensio...