2121 search results - page 88 / 425 » Indexing Incomplete Databases |
130
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DASFAA
2007
IEEE
15 years 11 months ago
2007
IEEE
To support secure exchanging and sharing of XML data over the Internet, a myriad of XML access control mechanisms have been proposed. In the setting of node-level fine-grained acc...
130
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VLDB
1998
ACM
15 years 9 months ago
1998
ACM
Small Materialized Aggregates (SMAs for short) are considered a highly flexible and versatile alternative for materialized data cubes. The basic idea is to compute many aggregate ...
131
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DEXAW
2004
IEEE
15 years 8 months ago
2004
IEEE
The aim of this article is to help a teacher to evaluate his courses by following the students during the learning phase. We asume that the teacher doesn't use an educational...
158
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ICIP
2006
IEEE
16 years 6 months ago
2006
IEEE
The automatic computation of features for content-based image retrieval still has difficulties to represent the concepts the user has in mind. Whenever an additional learning stra...
151
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CIKM
2009
Springer
15 years 11 months ago
2009
Springer
We study the problem of creating highly compressed fulltext index structures for versioned document collections, that is, collections that contain multiple versions of each docume...