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Robust Alternative Minimization for Matrix Completion

IEEE Transactions on Systems, Man, and Cybernetics, Part B (Cybernetics), 2012
Recently, much attention has been drawn to the problem of matrix completion, which arises in a number of fields, including computer vision, pattern recognition, sensor network, and recommendation systems. This paper proposes a novel algorithm, named robust alternative minimization (RAM), which is based on the constraint of low rank to complete an ...
Xiaoqiang Lu   +4 more
openaire   +3 more sources

Learning Sparsely Used Overcomplete Dictionaries via Alternating Minimization [PDF]

open access: yesSIAM Journal on Optimization, 2016
We consider the problem of sparse coding, where each sample consists of a sparse linear combination of a set of dictionary atoms, and the task is to learn both the dictionary elements and the mixing coefficients.
Praneeth Netrapalli
exaly   +2 more sources

Alternating Minimization as Sequential Unconstrained Minimization: A Survey

Journal of Optimization Theory and Applications, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Model minimization ?An alternative to circumscription

Journal of Automated Reasoning, 1988
The idea underlying John McCarthy’s notion of circumscription is interpreted, for formulas with finite models, as asking whether the conclusion C is true in all the minimal finite models of the premise T. A way of modifying one of the usual proof procedures for first-order logic (the tableau method) is given which captures this idea.
openaire   +1 more source

Minimal sets alternative to minimal Geršgorin sets

Applied Numerical Mathematics, 2010
Localization regions for the real eigenvalues or the real parts of the eigenvalues of a given real matrix \(A\) were studied by \textit{J. M. Penã} [SIAM J. Matrix Anal. Appl. 22, No.~4, 1027--1037 (2001; Zbl 0986.15015)], who introduced the notions of row \(\mathcal B\)-set and \(\mathcal B\)-set.
Cvetković, Lj., Peña, J. M.
openaire   +1 more source

Interference alignment via alternating minimization

2009 IEEE International Conference on Acoustics, Speech and Signal Processing, 2009
Using interference alignment, it has been shown that the number of degrees of freedom in the interference channel scales linearly with the number of users. Unfortunately, closed-form solutions for interference alignment over constant-coefficient channels with more than 3 users are difficult to derive.
Steven W. Peters, Robert W. Heath Jr.
openaire   +1 more source

Alternative Minimization Concepts

1998
In Chapters 5 and 6 “classical” methods for BDD minimization that are supported by most available packages and recent refinements of these methods have been presented.
Rolf Drechsler, Bernd Becker
openaire   +1 more source

An alternating minimization algorithm for the minimal H-eigenvalue of the M-tensor

Computational and Applied Mathematics
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Xinzhu Zhao   +3 more
openaire   +2 more sources

An alternative account of the minimal counterintuitiveness effect

Cognitive Systems Research, 2010
This paper outlines two approaches to account for the finding that concepts that are minimally counterintuitive are better remembered than intuitive or maximally counterintuitive concepts. The first approach considers such memory advantages to be a property of the concepts themselves while the second approach emphasizes the role played by the context ...
openaire   +1 more source

Sampling of Alternatives in Random Regret Minimization Models

Transportation Science, 2016
Sampling of alternatives is often required in discrete choice models to reduce the computational burden and to avoid describing a large number of attributes. This approach has been used in many areas, including modeling of route choice, vehicle ownership, trip destination, residential location, and activity scheduling.
Cristian Angelo Guevara   +2 more
openaire   +4 more sources

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