Results 1 to 10 of about 525,717 (358)

Independent representations of ipsilateral and contralateral limbs in primary motor cortex

open access: yeseLife, 2019
Several lines of research demonstrate that primary motor cortex (M1) is principally involved in controlling the contralateral side of the body. However, M1 activity has been correlated with both contralateral and ipsilateral limb movements.
Ethan A Heming   +4 more
doaj   +1 more source

Orthogonality of matrices

open access: yesLinear Algebra and its Applications, 2002
Let \(\|\;\|\) denote any norm on the space of \(m\times n\) matrices over \(\mathbb{R}\) or \(\mathbb{C}\) (where for convenience \(m\leq n\)). Two \(m\times n\) matrices \(A\) and \(B\) are called orthogonal (in the Birkhoff-James sense) if \(\|A+\mu B\|\geq\|A\|\) holds for every scalar \(\mu\); in other words, \(0\) is the best approximation to \(A\
Chi-Kwong Li, Hans Schneider
openaire   +3 more sources

Orthogonal Features Extraction Method and Its Application in Convolution Neural Network

open access: yesShanghai Jiaotong Daxue xuebao, 2021
In view of feature redundancy in the convolutional neural network, the concept of orthogonal vectors is introduced into features. Then, a method for orthogonal features extraction of convolutional neural network is proposed from the perspective of ...
LI Chen, LI Jianxun
doaj   +1 more source

Numerical Study on the Orthogonality of the Fields Radiated by an Aperture

open access: yesMathematics, 2023
This work studies the orthogonality of the fields radiated by the different modes of a radiating aperture. Waveguide modes exhibit an orthogonality property at the aperture cross-section that can be used to simplify calculations.
Lucas Polo-López   +4 more
doaj   +1 more source

Scaling for orthogonality

open access: yesIEEE Transactions on Signal Processing, 1993
The accumulated product of orthogonal matrices gradually departs from orthogonality, due to rounding errors. An attractive remedy for this problem, because of its simplicity, consists in renormalizing the columns (scaling) after each partial product.
Edelman, A., Stewart, G.W.
openaire   +3 more sources

On orthogonal polynomials

open access: yesJournal of Approximation Theory, 1979
Abstract : Orthogonal polynomials satisfy a three term recurrence relation. The purpose of the paper is to give estimates for the orthogonal polynomials and the corresponding weight function provided that the coefficients in the recurrence formula behave in a prescribed manner. (Author)
Paul Nevai, Paul Nevai
openaire   +3 more sources

Some identities involving generalized Gegenbauer polynomials

open access: yesAdvances in Difference Equations, 2017
In this paper, we investigate some interesting identities on the Bernoulli, Euler, Hermite and generalized Gegenbauer polynomials arising from the orthogonality of generalized Gegenbauer polynomials in the generalized inner product 〈 p 1 ( x ) , p 2 ( x )
Zhaoxiang Zhang
doaj   +1 more source

Total area based on orthogonal vectors (TAOV) as a novel method of multi-criteria decision aid

open access: yesTechnological and Economic Development of Economy, 2018
Multi criteria decision aid (MCDA) deals with the problem of evaluating a set of finite alternatives regard to a set of finite criteria. A remarkable volume of qualitative and quantitative researches are done on decision making methods and situations ...
Seyed Hossein Razavi Hajiagha   +2 more
doaj   +1 more source

Relationship between the Molecular Geometry and the Radiative Efficiency in Naphthyl-Based Bis-Ortho-Carboranyl Luminophores

open access: yesMolecules, 2022
The efficiency of intramolecular charge transfer (ICT)-based emission on π-aromatic-group-appended closo-ortho-carboranyl luminophores is known to be affected by structural fluctuations and molecular geometry, but investigation of this relationship has ...
Sanghee Yi   +5 more
doaj   +1 more source

Remarks on the mean-square values of the geomagnetic field and its components

open access: yesAnnals of Geophysics, 1995
When considering functions on the Earth's (spherical) surface, mean-square values are often used to indicate their (relative) magnitude. If a function is separated into it, (essentially) spherical harmonic components then, provided these individual ...
F. J. Lowes, C. Falcone, A. De Santis
doaj   +1 more source

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