Results 31 to 40 of about 1,649,451 (289)

Asymmetric Norms and the dual complexity spaces. [PDF]

open access: yes, 2015
Desde el punto de vista de la Ciencia de la Computación, un avance reciente lo ha constituido el establecimiento de un modelo matemático que da cuenta de la distancia entre algoritmos y programas, cuando estos son analizados desde la óptica de la complejidad computacional, entendiendo por complejidad, por ejemplo, la medida del tiempo de computación.
openaire   +2 more sources

Interval Valued T-Spherical Fuzzy Information Aggregation Based on Dombi t-Norm and Dombi t-Conorm for Multi-Attribute Decision Making Problems

open access: yesSymmetry, 2021
Multi-attribute decision-making (MADM) is commonly used to investigate fuzzy information effectively. However, selecting the best alternative information is not always symmetric because the alternatives do not have complete information, so asymmetric ...
Kifayat Ullah   +5 more
semanticscholar   +1 more source

The Goldstine Theorem for asymmetric normed linear spaces

open access: yesTopology and its Applications, 2009
If \(X\) is a linear space, then a function \(q: X\to\mathbb{R}^+\) is called an asymmetric norm on \(X\) if for all \(x,y\in X\) and \(r\in \mathbb{R}^+\), \(x= 0\) if and only if \(q(x)= q(-x)= 0\), \(q(rx)= rq(x)\) and \(q(x+ y)= q(x)+ q(y)\). It follows that the function \(q^s: X\to\mathbb{R}\) defined by \(d^s(x)= \max(q(x), q(-x))\) is a norm on \
García-Raffi, L.M.   +2 more
openaire   +1 more source

Principal Component Analysis in an Asymmetric Norm [PDF]

open access: yesSSRN Electronic Journal, 2016
Principal component analysis (PCA) is a widely used dimension reduction tool in the analysis of high-dimensional data. However, in many applications such as risk quantification in finance or climatology, one is interested in capturing the tail variations rather than variation around the mean. In this paper, we develop Principal Expectile Analysis (PEC),
Ngoc M. Tran, Maria Osipenko
openaire   +1 more source

Rockets and Feathers Revisited: Asymmetric Retail Gasoline Pricing in the Era of Market Transparency

open access: yesEnergy Journal, 2022
In this paper, we revisit the empirical observation that prices rise like rockets when input costs increase but fall like feathers when input costs decrease. The analysis draws on a novel data set that includes daily retail prices of gasoline from 12,804
Asane-Otoo Emmanuel, B. Dannemann
semanticscholar   +1 more source

Transcranial Direct Current Stimulation Altered Voluntary Cooperative Norms Compliance Under Equal Decision-Making Power

open access: yesFrontiers in Human Neuroscience, 2018
Social norms play an essential role in human interactions and the development of the evolution of human history. Extensive studies corroborate that compliance with social norms typically requires a punishment threat as almost always specific individuals ...
Jianbiao Li   +7 more
doaj   +1 more source

Asymptotics for the Norm of Bethe Eigenstates in the Periodic Totally Asymmetric Exclusion Process [PDF]

open access: yes, 2014
The normalization of Bethe eigenstates for the totally asymmetric simple exclusion process on a ring of $$L$$L sites is studied, in the large $$L$$L limit with finite density of particles, for all the eigenstates responsible for the relaxation to the ...
Sylvain Prolhac
semanticscholar   +1 more source

Estimating Shape Parameters of Piecewise Linear-Quadratic Problems

open access: yesOpen Journal of Mathematical Optimization, 2021
Piecewise Linear-Quadratic (PLQ) penalties are widely used to develop models in statistical inference, signal processing, and machine learning.
Zheng, Peng   +2 more
doaj   +1 more source

Power Aggregation Operators Based on t-Norm and t-Conorm under the Complex Intuitionistic Fuzzy Soft Settings and Their Application in Multi-Attribute Decision Making

open access: yesSymmetry, 2021
Multi-attribute decision-making (MADM) is commonly used to investigate fuzzy information effectively. However, selecting the best alternative information is not always symmetric because the alternatives do not have complete information, so asymmetric ...
Zeeshan Ali   +4 more
semanticscholar   +1 more source

On the uniqueness of extension and unique best approximation in the dual of an asymmetric normed linear space

open access: yesJournal of Numerical Analysis and Approximation Theory, 2003
A well known result of R. R. Phelps (1960) asserts that in order that every linear continuous functional, defined on a subspace \(Y\) of a real normed space \(X\), have a unique norm preserving extension it is necessary and sufficient that its ...
Costică Mustăţa
doaj   +2 more sources

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