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CORR
2008
Springer
61views Education» more  CORR 2008»
13 years 9 months ago
Science mapping with asymmetrical paradigmatic proximity
We propose a series of methods to represent the evolution of a field of science at different levels: namely micro, meso and macro levels. We use a previously introduced asymmetric...
Jean-Philippe Cointet, David Chavalarias
CORR
2010
Springer
188views Education» more  CORR 2010»
13 years 9 months ago
A unified framework for high-dimensional analysis of $M$-estimators with decomposable regularizers
High-dimensional statistical inference deals with models in which the the number of parameters p is comparable to or larger than the sample size n. Since it is usually impossible ...
Sahand Negahban, Pradeep Ravikumar, Martin J. Wain...
CORR
2008
Springer
118views Education» more  CORR 2008»
13 years 9 months ago
An Activity-Based Model for Separation of Duty
This paper offers several contributions for separation of duty (SoD) administration in role-based access control (RBAC) systems. We first introduce a new formal framework, based o...
Alessandro Colantonio, Roberto Di Pietro, Alberto ...
CORR
2008
Springer
107views Education» more  CORR 2008»
13 years 9 months ago
A Spectral Algorithm for Learning Hidden Markov Models
Hidden Markov Models (HMMs) are one of the most fundamental and widely used statistical tools for modeling discrete time series. In general, learning HMMs from data is computation...
Daniel Hsu, Sham M. Kakade, Tong Zhang
DM
2008
100views more  DM 2008»
13 years 9 months ago
Cyclic sequences of k-subsets with distinct consecutive unions
In this paper, we investigate cyclic sequences which contain as elements all k-subsets of {0, 1, . . . , n-1} exactly once such that the unions of any two consecutive k-subsets of...
Meinard Müller, Masakazu Jimbo