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CORR
2011
Springer
261views Education» more  CORR 2011»
15 years 2 months ago
Convex and Network Flow Optimization for Structured Sparsity
We consider a class of learning problems regularized by a structured sparsity-inducing norm defined as the sum of 2- or ∞-norms over groups of variables. Whereas much effort ha...
Julien Mairal, Rodolphe Jenatton, Guillaume Obozin...
SIGMOD
2011
ACM
247views Database» more  SIGMOD 2011»
14 years 10 months ago
Collective spatial keyword querying
With the proliferation of geo-positioning and geo-tagging, spatial web objects that possess both a geographical location and a textual description are gaining in prevalence, and s...
Xin Cao, Gao Cong, Christian S. Jensen, Beng Chin ...
CTRSA
2008
Springer
100views Cryptology» more  CTRSA 2008»
15 years 8 months ago
A Latency-Free Election Scheme
We motivate and describe the problem of finding protocols for multiparty computations that only use a single broadcast round per computation (latency-free computations). We show t...
Kristian Gjøsteen
APPROX
2010
Springer
160views Algorithms» more  APPROX 2010»
15 years 7 months ago
Proximity Algorithms for Nearly-Doubling Spaces
We introduce a new problem in the study of doubling spaces: Given a point set S and a target dimension d , remove from S the fewest number of points so that the remaining set has d...
Lee-Ad Gottlieb, Robert Krauthgamer
TKDE
2012
245views Formal Methods» more  TKDE 2012»
13 years 9 months ago
Semi-Supervised Maximum Margin Clustering with Pairwise Constraints
—The pairwise constraints specifying whether a pair of samples should be grouped together or not have been successfully incorporated into the conventional clustering methods such...
Hong Zeng, Yiu-ming Cheung