2383 search results - page 221 / 477 » Finding Representative Set from Massive Data |
208
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SIGMOD
2001
ACM
16 years 6 months ago
2001
ACM
The bit-sliced index (BSI) was originally defined in [ONQ97]. The current paper introduces the concept of BSI arithmetic. For any two BSI's X and Y on a table T, we show how ...
180
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KES
2006
Springer
15 years 5 months ago
2006
Springer
Abstract. The aim of this work is to forecast future events in financial data sets, in particular, we focus our attention on situations where positive instances are rare, which fal...
187
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KR
2004
Springer
15 years 11 months ago
2004
Springer
In this paper, partial knowledge about the possible transitions which can take place in a dynamical environment is represented by a set of pairs of propositional formulae, with th...
177
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KDD
2009
ACM
16 years 6 months ago
2009
ACM
The increasing availability of electronic communication data, such as that arising from e-mail exchange, presents social and information scientists with new possibilities for char...
127
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CEC
2007
IEEE
16 years 8 days ago
2007
IEEE
— This work is motivated by the interest in finding significant movements in financial stock prices. The detection of such movements is important because these could represent...