Results 91 to 100 of about 5,012,670 (186)

Signal Extraction and Forecasting of the UK Tourism Income Time Series. A Singular Spectrum Analysis Approach [PDF]

open access: yes
We present and apply the Singular Spectrum Analysis (SSA), a relatively new, non-parametric and data-driven method used for signal extraction (trends, seasonal and business cycle components) and forecasting of the UK tourism income. Our results show that
Leon, Costas   +2 more
core  

Description Length Based Signal Detection in singular Spectrum Analysis [PDF]

open access: yes
This paper provides an information theoretic analysis of the signal-noise separation problem in Singular Spectrum Analysis. We present a signal-plus-noise model based on the Karhunen-Loève expansion and use this model to motivate the construction of a ...
Md Atikur Rahman Khan, D.S. Poskitt
core  

DEEP NEURAL NETWORK-BASED APPROACH FOR COMPUTING SINGULAR VALUES OF MATRICES

open access: yesScience Journal of University of Zakho
Matrix factorization techniques, such as Singular Value Decomposition (SVD), Eigenvalue Decomposition (EVD), and QR decomposition, have long been pivotal in computational mathematics, particularly for applications in signal processing, machine learning,
Diyari A. Hassan
doaj   +1 more source

No-Reference Image Blur Assessment Based on Response Function of Singular Values

open access: yes, 2018
Blur is an important factor affecting the image quality. This paper presents an efficient no-reference (NR) image blur assessment method based on a response function of singular values. For an image, the grayscale image is computed to the acquire spatial
Xianghua Xu   +9 more
core   +1 more source

µ−Values for Matrices Corresponding to Symmetries in Control Systems

open access: yesInternational Journal of Analysis and Applications, 2018
In this article we consider numerical approximation of structured singular values ($\mu-$values). The lower bounds for $\mu-$values are approximated by using ordinary differential equations based technique.
Mutti-Ur Rehman, M. Fazeel Anwar
doaj   +2 more sources

Implementation of Higher-Order Two-Dimensional Singular Elements in FEM codes and Numerical Results problems [PDF]

open access: yes, 2003
This paper presents strategies and schemes to implement higher-order two dimensional singular elements in Finite Elements codes.
Lombardi, Guido
core  

Structured singular values for Bernoulli matrices [PDF]

open access: yesInternational Journal of Advances in Applied Mathematics and Mechanics, 2017
Mutti-Ur Rehman
doaj  

Two-step Ulm-Chebyshev-like method for inverse singular value problems with multiple singular values

open access: yes
summary:We study the convergence of two-step Ulm-Chebyshev-like method for solving the inverse singular value problems. We focus on the case when the given singular values are positive and multiple. This work extends the result of W. Ma (2022).
Ma, Wei, Zhu, Yuqing, Dang, Yawei
core   +1 more source

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