2853 search results - page 195 / 571 » On the Efficiency of Provenance Queries |
300
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ICDE
2008
IEEE
16 years 8 months ago
2008
IEEE
We study new hierarchical indexing approach to process XPATH queries. Here, a hierarchical index consists of index entries that are pairs of queries and their (full/partial) answer...
259
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ICDE
2004
IEEE
16 years 8 months ago
2004
IEEE
As information becomes available in increasing amounts to a wide spectrum of users, the need for a shift towards a more user-centered information access paradigm arises. We develo...
266
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ICDE
2002
IEEE
16 years 8 months ago
2002
IEEE
Web-based information systems provide to their users the ability to interleave querying and browsing during their information discovery efforts. The MIX system provides an API cal...
325
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GIS
2005
ACM
16 years 7 months ago
2005
ACM
Recent advances in low-power sensing devices coupled with the widespread availability of wireless ad-hoc networks have fueled the development of sensor networks. These are typical...
248
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VLDB
2007
ACM
16 years 6 months ago
2007
ACM
In large-scale distributed information systems, where participants are autonomous and have special interests for some queries, query allocation is a challenge. Much work in this c...