4137 search results - page 774 / 828 » Managing Expressions as Data in Relational Database Systems |
182
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VLDB
2004
ACM
15 years 11 months ago
2004
ACM
It is well established that bitmap indices are efficient for read-only attributes with low attribute cardinalities. For an attribute with a high cardinality, the size of the bitma...
173
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HT
2003
ACM
15 years 11 months ago
2003
ACM
This paper addresses the issue of Web document summarization. As textual content of Web documents is often scarce or irrelevant and existing summarization techniques are based on ...
167
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BMCBI
2010
15 years 6 months ago
2010
Background: The incorporation of annotated sequence information from multiple related species in commonly used databases (Ensembl, Flybase, Saccharomyces Genome Database, Wormbase...
168
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CIKM
2010
Springer
15 years 4 months ago
2010
Springer
The increasing availability of large-scale location traces creates unprecedent opportunities to change the paradigm for identifying abnormal moving activities. Indeed, various asp...
179
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CIKM
2011
Springer
14 years 6 months ago
2011
Springer
The study of information flow analyzes the principles and mechanisms of social information distribution. It is becoming an extremely important research topic in social network re...