1969 search results - page 175 / 394 » Financial Theory 1 |
209
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ECIR
2007
Springer
15 years 8 months ago
2007
Springer
Abstract. We present a framework that assesses relevance with respect to several relevance criteria, by combining the query-dependent and query-independent evidence indicating thes...
268
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ICDT
2009
ACM
16 years 7 months ago
2009
ACM
We continue the study of approximating the number of distinct elements in a data stream of length n to within a (1? ) factor. It is known that if the stream may consist of arbitra...
267
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ICDT
2009
ACM
16 years 7 months ago
2009
ACM
In this paper, we present a comprehensive theoretical analysis of the sampling technique for the association rule mining problem. Most of the previous works have concentrated only...
181
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STOC
2006
ACM
16 years 6 months ago
2006
ACM
In this paper we consider bounded real-valued functions over the discrete cube, f : {-1, 1}n [-1, 1]. Such functions arise naturally in theoretical computer science, combinatorics...
170
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STOC
2006
ACM
16 years 6 months ago
2006
ACM
We consider the problem of randomness extraction from independent sources. We construct an extractor that can extract from a constant number of independent sources of length n, ea...