Results 21 to 30 of about 425,843 (182)

A Generalized Bootstrap Technique for Dependent Observations

open access: yesRecoletos Multidisciplinary Research Journal, 2014
The bootstrap method for re-sampling essentially obtains the re-sampled observations from the empirical distribution function of the original data. The method relies heavily on the assumption of independence of the observations (iid).
Roberto N. Padua   +2 more
doaj   +1 more source

An Accurate and Efficient Device-Free Localization Approach Based on Sparse Coding in Subspace

open access: yesIEEE Access, 2018
In practical device-free localization (DFL) applications, for enlarging the monitoring area and improving localization accuracy, too many nodes need to be deployed, which results in a large volume of DFL data with high dimensions.
Huakun Huang   +5 more
doaj   +1 more source

Reducing Subspaces

open access: yesJournal of Functional Analysis, 2001
The authors establish a correspondence between the reducing subspaces of a self-adjoint operator on a separable Hilbert space operator that come from a spectral projection and the convex, norm-closed bands in the set of finite Borel measures on the real line. Several applications are obtained.
Killip, Rowan, Remling, Christian
openaire   +2 more sources

Spot Position Extraction Based on High-resolution Parametric Subspace Method without Eigen decomposition

open access: yesWasit Journal of Engineering Sciences, 2013
This paper presents a subspace method of spot centroiding algorithm for locating the centers of laser spots. It focuses on how to find the position of the activated pixel which is the position of the imaged spot on the detector of the camera using ...
Azad Raheem Kareem
doaj   +1 more source

Any $2\otimes n$ subspace is locally distinguishable [PDF]

open access: yes, 2010
A subspace of a multipartite Hilbert space is called \textit{locally indistinguishable} if any orthogonal basis of this subspace cannot be perfectly distinguished by local operations and classical communication. Previously it was shown that any $m\otimes
Duan, Runyao   +2 more
core   +1 more source

About Subspace-Frequently Hypercyclic Operators [PDF]

open access: yesSahand Communications in Mathematical Analysis, 2020
In this paper, we introduce subspace-frequently hypercyclic operators. We show that these operators are subspace-hypercyclic and there are subspace-hypercyclic  operators that are not subspace-frequently hypercyclic. There is a criterion like to subspace-
Mansooreh Moosapoor, Mohammad Shahriari
doaj   +1 more source

CS Decomposition Based Bayesian Subspace Estimation [PDF]

open access: yes, 2012
In numerous applications, it is required to estimate the principal subspace of the data, possibly from a very limited number of samples. Additionally, it often occurs that some rough knowledge about this subspace is available and could be used to improve
Besson, Olivier   +2 more
core   +3 more sources

Existence of common and upper frequently hypercyclic subspaces [PDF]

open access: yes, 2014
We provide criteria for the existence of upper frequently hypercyclic subspaces and for common hypercyclic subspaces, which include the following consequences.
Bès, Juan, Menet, Quentin
core   +2 more sources

Cyclic subspace codes via subspace polynomials

open access: yesDesigns, Codes and Cryptography, 2016
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Kamil Otal, Ferruh Özbudak
openaire   +3 more sources

Optimal Binary Subspace Codes of Length 6, Constant Dimension 3 and Minimum Distance 4 [PDF]

open access: yes, 2014
It is shown that the maximum size of a binary subspace code of packet length $v=6$, minimum subspace distance $d=4$, and constant dimension $k=3$ is $M=77$; in Finite Geometry terms, the maximum number of planes in $\operatorname{PG}(5,2)$ mutually ...
Honold, Thomas   +2 more
core   +2 more sources

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