Negativity (quantum mechanics)

Known as: Logarithmic negativity, Negativity 
In quantum mechanics, negativity is a measure of quantum entanglement which is easy to compute. It is a measure deriving from the PPT criterion for… (More)
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Highly Cited
2012
Highly Cited
2012
The optimal power flow (OPF) problem is nonconvex and generally hard to solve. In this paper, we propose a semidefinite… (More)
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Highly Cited
2010
Highly Cited
2010
In this work we present SENTIWORDNET 3.0, a lexical resource explicitly devised for supporting sentiment classification and… (More)
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Highly Cited
2007
Highly Cited
2007
Diffusion-weighted (DW) MR images contain information about the orientation of brain white matter fibres that potentially can be… (More)
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Highly Cited
2006
Highly Cited
2006
Many of the classification algorithms developed in the machine learning literature, including the support vector machine and… (More)
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Highly Cited
2002
Highly Cited
2002
The authors present a unified account of 2 neural systems concerned with the development and expression of adaptive behaviors: a… (More)
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Highly Cited
2002
Highly Cited
2002
This essay draws from the emerging positive psychology movement and the author’s recent articles on the need for and meaning of a… (More)
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Highly Cited
2002
Highly Cited
2002
We propose a novel statistic to test the rank of a matrix. The rank statistic overcomes deficiencies of existing rank statistics… (More)
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Highly Cited
2001
Highly Cited
2001
In this paper, we propose a novel method, called local nonnegative matrix factorization (LNMF), for learning spatially localized… (More)
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Highly Cited
1993
Highly Cited
1993
Humans can monitor actions and compensate for errors. Analysis of the human event-related brain potentials (ERPs) accompanying… (More)
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Highly Cited
1980
Highly Cited
1980
The expected market return is a number frequently required for the solution of many investment and corporate tinance problems… (More)
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