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191
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STOC
2009
ACM
16 years 6 months ago
2009
ACM
We consider the following question: given a two-argument boolean function f, represented as an N ? N binary matrix, how hard is to determine the (deterministic) communication comp...
161
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KDD
2009
ACM
16 years 6 months ago
2009
ACM
Classification of time series has been attracting great interest over the past decade. Recent empirical evidence has strongly suggested that the simple nearest neighbor algorithm ...
150
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KDD
2007
ACM
16 years 6 months ago
2007
ACM
We propose frameworks and algorithms for identifying communities in social networks that change over time. Communities are intuitively characterized as "unusually densely kni...
178
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KDD
2007
ACM
16 years 6 months ago
2007
ACM
The web contains lots of interesting factual information about entities, such as celebrities, movies or products. This paper describes a robust bootstrapping approach to corrobora...
155
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KDD
2007
ACM
16 years 6 months ago
2007
ACM
An essential part of an expert-finding task, such as matching reviewers to submitted papers, is the ability to model the expertise of a person based on documents. We evaluate seve...