223 search results - page 26 / 45 » Approximate Frequency Counts over Data Streams |
198
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VLDB
2005
ACM
15 years 10 months ago
2005
ACM
Estimating the selectivity of multidimensional range queries over real valued attributes has significant applications in data exploration and database query optimization. In this p...
CGO
2006
IEEE
15 years 1 months ago
2006
IEEE
Modern computer systems are called on to deal with billions of events every second, whether they are instructions executed, memory locations accessed, or packets forwarded. This p...
KDD
2001
ACM
15 years 10 months ago
2001
ACM
Many applications dealing with textual information require classification of words into semantic classes (or concepts). However, manually constructing semantic classes is a tediou...
JASIS
2010
14 years 8 months ago
2010
Common measures of term importance in information retrieval (IR) rely on counts of term frequency; rare terms receive higher weight in document ranking than common terms receive. ...
101
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MOBIHOC
2008
ACM
15 years 9 months ago
2008
ACM
In many emerging applications, data streams are monitored in a network environment. Due to limited communication bandwidth and other resource constraints, a critical and practical...