Results 21 to 30 of about 21,315 (262)

Orthogonal Trades and the Intersection Problem for Orthogonal Arrays

open access: yesGraphs and Combinatorics, 2015
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Fatih Demirkale   +3 more
openaire   +7 more sources

On the Connection Coefficients of the Chebyshev-Boubaker Polynomials

open access: yesThe Scientific World Journal, 2013
The Chebyshev-Boubaker polynomials are the orthogonal polynomials whose coefficient arrays are defined by ordinary Riordan arrays. Examples include the Chebyshev polynomials of the second kind and the Boubaker polynomials.
Paul Barry
doaj   +1 more source

Mixture Designs Generated by Orthogonal Arrays Developed Using Difference Schemes [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences, 2020
This paper presents an algorithm for constructing mixture designs based on orthogonal arrays developed using difference schemes. The algorithm can also be applied to constrained mixture experiments.
Poonam Singh, Vandana Sarin, Neha Midha
doaj   +1 more source

Construction of Binary Quantum Error-Correcting Codes from Orthogonal Array

open access: yesEntropy, 2022
By using difference schemes, orthogonal partitions and a replacement method, some new methods to construct pure quantum error-correcting codes are provided from orthogonal arrays.
Shanqi Pang, Hanxiao Xu, Mengqian Chen
doaj   +1 more source

Theoretical Analysis and Experimental Verification of Top Orthogonal to Bottom Arrays of Conducting Strips on Piezoelectric Slab

open access: yesArchives of Acoustics, 2020
The purpose of this work is to present a theoretical analysis of top orthogonal to bottom arrays of conducting electrodes of infinitesimal thickness (conducting strips) residing on the opposite surfaces of piezoelectric slab.
Jurij TASINKEVYCH   +2 more
doaj   +1 more source

Construction of strong orthogonal arrays of strength three and three minus via Addelman–Kempthorne orthogonal arrays

open access: yesStatistical Theory and Related Fields
Space-filling designs with superior low-dimensional properties are highly required in computer experiments. Strong orthogonal arrays (SOAs) represent a class of such designs that outperform ordinary orthogonal arrays in their stratification properties ...
Qiang Gao   +3 more
doaj   +1 more source

Loss Reduction in Distribution Networks With DG Units by Correlating Taguchi Method and Genetic Algorithm [PDF]

open access: yesIranian Journal of Electrical and Electronic Engineering, 2022
Optimal power flow is an essential tool in the study of power systems. Distributed generation sources increase network uncertainties due to their random behavior, so the optimal power flow is no longer responsive and the probabilistic optimal power flow ...
M. Najjarpour, B. Tousi, S. Jamali
doaj  

On Graph-Orthogonal Arrays by Mutually Orthogonal Graph Squares [PDF]

open access: yesSymmetry, 2020
During the last two centuries, after the question asked by Euler concerning mutually orthogonal Latin squares (MOLS), essential advances have been made. MOLS are considered as a construction tool for orthogonal arrays. Although Latin squares have numerous helpful properties, for some factual applications these structures are excessively prohibitive ...
Mahmoud Shibl Higazy   +2 more
openaire   +1 more source

On irredundant orthogonal arrays

open access: yesDiscrete Applied Mathematics
An orthogonal array (OA), denoted by $\text{OA}(M, n, q, t)$, is an $M \times n$ matrix over an alphabet of size $q$ such that every selection of $t$ columns contains each possible $t$-tuple exactly $λ=M / q^t$ times. An irredundant orthogonal array (IrOA) is an OA with the additional property that, in any selection of $n - t$ columns, all resulting ...
Maryam Bajalan, Peter G. Boyvalenkov
openaire   +2 more sources

Orthogonal F-rectangles, orthogonal arrays, and codes

open access: yesJournal of Combinatorial Theory, Series A, 1986
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Walter T. Federer, John P. Mandeli
openaire   +1 more source

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