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151
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WSC
2008
15 years 8 months ago
2008
Mathematical models are often described by multivariate functions, which are usually approximated by a sum of lower dimensional functions. A major problem is the approximation err...
145
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SODA
2000
ACM
15 years 7 months ago
2000
ACM
We consider the following two instances of the projective clustering problem: Given a set
189
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SODA
2012
ACM
13 years 8 months ago
2012
ACM
The Directed Steiner Tree (DST) problem is a cornerstone problem in network design. We focus on the generalization of the problem with higher connectivity requirements. The proble...
133
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ARITH
2007
IEEE
16 years 22 days ago
2007
IEEE
In the present paper, we investigate the approximation of a function by a polynomial with floating-point coefficients; we are looking for the best approximation in the L2 sense....
170
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KDD
2009
ACM
16 years 1 months ago
2009
ACM
One-Class Collaborative Filtering (OCCF) is a task that naturally emerges in recommender system settings. Typical characteristics include: Only positive examples can be observed, ...