Results 61 to 70 of about 4,960,468 (238)

Systems of matrix Riccati equations, linear fractional transformations, partial integrability and synchronization

open access: yesJournal of Mathematics and Physics, 2019
We partially integrate a system of rectangular matrix Riccati equations which describe the synchronization behavior of a nonlinear complex system of N globally connected oscillators. The equations take a restricted form in which the time-dependent matrix
M. A. Lohe
semanticscholar   +1 more source

The Duncan-Chang statistical damage correction model of unsaturated soil considering matric suction

open access: yesShuiwen dizhi gongcheng dizhi, 2022
In order to reflect the whole deformation process of unsaturated foundation soil, the consolidated drained triaxial compression test is carried out on the unsaturated soil of a foundation project.
Weijia TAN   +3 more
doaj   +1 more source

Partial covariance matrix.

open access: yes, 2019
Partial covariance matrix.
Alan G. Phipps (6635669)   +1 more
core   +1 more source

Partial inverted covariance matrix.

open access: yes, 2019
Partial inverted covariance matrix.
Alan G. Phipps (6635669)   +1 more
core   +1 more source

Compressed Sensing Based Apple Image Measurement Matrix Selection

open access: yesInternational Journal of Distributed Sensor Networks, 2015
The purpose of this paper is to design a measurement matrix of apple image based on compressed sensing to realize low cost sampling apple image. Compressed sensing based apple image sampling method makes a breakthrough to the limitation of the Nyquist ...
Ying Xiao   +3 more
doaj   +1 more source

Boundary value problems for matrix Euler-Poisson-Darboux equation with data on a characteristic

open access: yesVestnik Samarskogo Gosudarstvennogo Tehničeskogo Universiteta. Seriâ: Fiziko-Matematičeskie Nauki, 2015
We consider the system of $n$ partial differential equations in matrix notation (the system of Euler-Poisson-Darboux equations). For the system we formulate the Cauchy-Goursat and Darboux problems for the case when the eigenvalues of the coefficient ...
Aleksander A Andreev   +1 more
doaj   +1 more source

Wheezing Sound Separation Based on Informed Inter-Segment Non-Negative Matrix Partial Co-Factorization

open access: yesSensors, 2020
Wheezing reveals important cues that can be useful in alerting about respiratory disorders, such as Chronic Obstructive Pulmonary Disease. Early detection of wheezing through auscultation will allow the physician to be aware of the existence of the ...
Juan De La Torre Cruz   +4 more
doaj   +1 more source

Parallel unstructured solvers for linear partial differential equations [PDF]

open access: yes, 2006
This thesis presents the development of a parallel algorithm to solve symmetric systems of linear equations and the computational implementation of a parallel partial differential equations solver for unstructured meshes.
Becker, Dulcenéia
core  

A fast numerical method for fractional partial differential equations

open access: yesAdvances in Difference Equations, 2019
In this paper, we use operational matrices of Chebyshev polynomials to solve fractional partial differential equations (FPDEs). We approximate the second partial derivative of the solution of linear FPDEs by operational matrices of shifted Chebyshev ...
S. Mockary, E. Babolian, A. R. Vahidi
doaj   +1 more source

Complete Mueller matrix from a partial polarimetry experiment: the 12-element case.

open access: yesJournal of The Optical Society of America A-optics Image Science and Vision, 2019
Conventional generalized ellipsometry instrumentation is capable of measuring 12 out of the 16 elements of the Mueller matrix of the sample. The missing column (or row) of the experimental partial Mueller matrix can be analytically determined under ...
O. Arteaga, R. Ossikovski
semanticscholar   +1 more source

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