735 search results - page 36 / 147 » Evaluating Probabilistic Queries over Imprecise Data |
141
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PVLDB
2010
15 years 3 days ago
2010
Recently, there has been increasing interest in extending relational query processing to include data obtained from unstructured sources. A common approach is to use stand-alone I...
103
Voted
IPL
2006
15 years 1 months ago
2006
We investigate determining the exact bounds of the frequencies of conjunctions based on frequent sets. Our scenario is an important special case of some general probabilistic logi...
110
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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...
132
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CORR
2010
Springer
15 years 1 months ago
2010
Springer
Incorporating probabilities into the semantics of incomplete databases has posed many challenges, forcing systems to sacrifice modeling power, scalability, or treatment of relatio...
124
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CIKM
2009
Springer
15 years 6 months ago
2009
Springer
The ability to deal with uncertain information is becoming increasingly important for modern database applications. Whereas a conventional (certain) object is usually represented ...