Results 11 to 20 of about 29,394,877 (347)

An Algebraic Approach to Identifiability

open access: yesAlgorithms, 2021
This paper addresses the problem of identifiability of nonlinear polynomial state-space systems. Such systems have already been studied via the input-output equations, a description that, in general, requires differential algebra.
Daniel Gerbet, Klaus Röbenack
doaj   +1 more source

The algebraic method [PDF]

open access: yesNuclear Physics B, 2001
Combining the effect of an intermediate renormalization prescription (zero momentum subtraction) and the background field method (BFM), we show that the algebraic renormalization procedure needed for the computation of radiative corrections within non-invariant regularization schemes is drastically simplified.
GRASSI, PIETRO, T. HURTH, M. STEINHAUSER
openaire   +4 more sources

Algebraic solution for the classical harmonic oscillator

open access: yesRevista Brasileira de Ensino de Física, 2023
The harmonic oscillator is one of the most studied systems in Physics with a myriad of applications. One of the first problems solved in a Quantum Mechanics course is calculating the energy spectrum of the simple harmonic oscillator with analytic and ...
Murilo B. Alves
doaj   +1 more source

Algebraic topology

open access: yesGraduate Studies in Mathematics, 2020
This lecture covers several basic methods for standard tasks in data analysis and image processing. A non-exclusive and non-exhaustive list of meth-ods: histograms, dimension reduction, clustering, filters, frequency analysis, morphological methods ...
Claudia Scheimbauer
semanticscholar   +1 more source

Some remarks on connectors and groupoids in Goursat categories [PDF]

open access: yesLogical Methods in Computer Science, 2017
We prove that connectors are stable under quotients in any (regular) Goursat category. As a consequence, the category $\mathsf{Conn}(\mathbb{C})$ of connectors in $\mathbb{C}$ is a Goursat category whenever $\mathbb C$ is.
Marino Gran   +2 more
doaj   +1 more source

Algebraic methods in the congested clique [PDF]

open access: yesDistributed computing, 2015
In this work, we use algebraic methods for studying distance computation and subgraph detection tasks in the congested clique model. Specifically, we adapt parallel matrix multiplication implementations to the congested clique, obtaining an O(n1-2/ω ...
K. Censor-Hillel   +5 more
semanticscholar   +1 more source

Ensemble controllability by Lie algebraic methods [PDF]

open access: yes, 2016
We study possibilities to control an ensemble (a parameterized family) of nonlinear control systems by a single parameter-independent control. Proceeding by Lie algebraic methods we establish genericity of exact controllability property for finite ...
A. Agrachev   +2 more
semanticscholar   +1 more source

Algebraic Methods for Achieving Super-Resolution by Digital Antenna Arrays

open access: yesMathematics, 2023
The actual modern problem of developing and improving measurement and observation systems (including robotic ones) is to increase the volume and quality of the information received.
Boris A. Lagovsky, Evgeny Ya. Rubinovich
doaj   +1 more source

Algebraic Methods for Quantum Codes on Lattices [PDF]

open access: yes, 2016
This is a note from a series of lectures at Encuentro Colombiano de Computacion Cuantica, Universidad de los Andes, Bogota, Colombia, 2015. The purpose is to introduce additive quantum error correcting codes, with emphasis on the use of binary ...
Jeongwan Haah
semanticscholar   +1 more source

Algebraic Methods for Tensor Data [PDF]

open access: yesSIAM Journal on Applied Algebra and Geometry, 2021
We develop algebraic methods for computations with tensor data. We give 3 applications: extracting features that are invariant under the orthogonal symmetries in each of the modes, approximation of the tensor spectral norm, and amplification of low rank tensor structure.
Tokcan, Neriman   +3 more
openaire   +3 more sources

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