2724 search results - page 479 / 545 » Optimizing Queries on Files |
116
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ADC
2006
Springer
15 years 7 months ago
2006
Springer
Many strategies for similarity search in image databases assume a metric and quadratic form-based similarity model where an optimal lower bounding distance function exists for fil...
104
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SIGIR
2005
ACM
15 years 7 months ago
2005
ACM
Existing retrieval models generally do not offer any guarantee for optimal retrieval performance. Indeed, it is even difficult, if not impossible, to predict a model’s empirica...
VLDB
2005
ACM
15 years 7 months ago
2005
ACM
XML and XQuery semantics are very sensitive to the order of the produced output. Although pattern-tree based algebraic approaches are becoming more and more popular for evaluating...
109
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CIKM
2004
Springer
15 years 7 months ago
2004
Springer
We explore join optimizations in the presence of both timebased constraints (sliding windows) and value-based constraints (punctuations). We present the first join solution named...
150
Voted
KDD
2004
ACM
15 years 7 months ago
2004
ACM
Using SQL has not been considered an efficient and feasible way to implement data mining algorithms. Although this is true for many data mining, machine learning and statistical a...