2145 search results - page 220 / 429 » Answering Queries Using Views |
155
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SIGMOD
2003
ACM
16 years 4 months ago
2003
ACM
Most relational query optimizers make use of information about the costs of accessing tuples and data structures on various storage devices. This information can at times be off b...
159
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CIKM
2005
Springer
15 years 9 months ago
2005
Springer
Search engines process queries conjunctively to restrict the size of the answer set. Further, it is not rare to observe a mismatch between the vocabulary used in the text of Web p...
251
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ICDE
2009
IEEE
16 years 5 months ago
2009
IEEE
XML streams, such as RSS feeds or complex event streams, are becoming increasingly pervasive as they provide the foundation for a wide range of emerging applications. An important...
153
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CIKM
2005
Springer
15 years 9 months ago
2005
Springer
In this paper, we propose a new strategy for optimizing the placement of bin boundaries to minimize the cost of query evaluation using bitmap indices with binning. For attributes ...
155
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VIS
2004
IEEE
16 years 5 months ago
2004
IEEE
Diffusion Tensor Imaging (DTI) is a magnetic resonance imaging method that can be used to measure local information about the structure of white matter within the human brain. Com...