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CORR
2011
Springer
148views Education» more  CORR 2011»
14 years 10 months ago
How well can we estimate a sparse vector?
The estimation of a sparse vector in the linear model is a fundamental problem in signal processing, statistics, and compressive sensing. This paper establishes a lower bound on t...
Emmanuel J. Candès, Mark A. Davenport
CORR
2011
Springer
165views Education» more  CORR 2011»
14 years 7 months ago
Data Base Mappings and Theory of Sketches
In this paper we will present the two basic operations for database schemas used in database mapping systems (separation and Data Federation), and we will explain why the functoria...
Zoran Majkic
CORR
2011
Springer
137views Education» more  CORR 2011»
14 years 10 months ago
An improvement of the Moser-Tardos algorithmic local lemma
A recent theorem of Bissacot, et al. proved using results about the cluster expansion in statistical mechanics extends the Lov´asz Local Lemma by weakening the conditions under w...
Wesley Pegden
CORR
2011
Springer
181views Education» more  CORR 2011»
14 years 10 months ago
On Isolating Points Using Disks
In this paper, we consider the problem of choosing disks (that we can think of as corresponding to wireless sensors) so that given a set of input points in the plane, there exists ...
Matt Gibson, Gaurav Kanade, Kasturi R. Varadarajan
CORR
2011
Springer
170views Education» more  CORR 2011»
14 years 10 months ago
A Model for Coherent Distributed Memory For Race Condition Detection
—We present a new model for distributed shared memory systems, based on remote data accesses. Such features are offered by network interface cards that allow one-sided operations...
Franck Butelle, Camille Coti