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104
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ICML
2004
IEEE
15 years 11 months ago
2004
IEEE
The problem of computing low rank approximations of matrices is considered. The novel aspect of our approach is that the low rank approximations are on a collection of matrices. W...
WWW
2007
ACM
15 years 10 months ago
2007
ACM
We address the problem of identifying the domain of online databases. More precisely, given a set F of Web forms automatically gathered by a focused crawler and an online database...
SIGMOD
2004
ACM
15 years 10 months ago
2004
ACM
The rich dependency structure found in the columns of real-world relational databases can be exploited to great advantage, but can also cause query optimizers--which usually assum...
WWW
2010
ACM
15 years 5 months ago
2010
ACM
Named entity recognition studies the problem of locating and classifying parts of free text into a set of predefined categories. Although extensive research has focused on the de...
104
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WWW
2010
ACM
15 years 5 months ago
2010
ACM
Online reviews in which users publish detailed commentary about their experiences and opinions with products, services, or events are extremely valuable to users who rely on them ...