Results 31 to 40 of about 133,748 (333)

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  

A 2D ultrasonic array design incorporating hexagonal-shaped elements for NDE applications [PDF]

open access: yes, 2010
Contemporary 2D Ultrasonic arrays suffer from low SNR and limited steering capabilities. Yet, there is a great desire in the industry to increase the operational frequency, in order to enhance their volumetric imaging resolution.
Dziewierz, J.   +4 more
core   +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

Complete enumeration of two-Level orthogonal arrays of strength $d$ with $d+2$ constraints

open access: yes, 2007
Enumerating nonisomorphic orthogonal arrays is an important, yet very difficult, problem. Although orthogonal arrays with a specified set of parameters have been enumerated in a number of cases, general results are extremely rare.
Stufken, John, Tang, Boxin
core   +2 more sources

The Lattice of N-Run Orthogonal Arrays [PDF]

open access: yes, 2002
If the number of runs in a (mixed-level) orthogonal array of strength 2 is specified, what numbers of levels and factors are possible? The collection of possible sets of parameters for orthogonal arrays with N runs has a natural lattice structure ...
Rains, E. M.   +2 more
core   +3 more sources

Entanglement and quantum combinatorial designs

open access: yes, 2018
We introduce several classes of quantum combinatorial designs, namely quantum Latin squares, cubes, hypercubes and a notion of orthogonality between them. A further introduced notion, quantum orthogonal arrays, generalizes all previous classes of designs.
Di Martino, Sara   +3 more
core   +1 more source

Equivalence of Decoupling Schemes and Orthogonal Arrays [PDF]

open access: yes, 2004
We consider the problem of switching off unwanted interactions in a given multi-partite Hamiltonian. This is known to be an important primitive in quantum information processing and several schemes have been presented in the literature to achieve this ...
Roetteler, Martin, Wocjan, Pawel
core   +3 more sources

Riordan arrays and d-orthogonality

open access: yesLinear Algebra and its Applications, 2017
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Krelifa, Ali, Zerouki, Ebtissem
openaire   +2 more sources

Polarization‐resolved femtosecond Vis/IR spectroscopy tailored for resolving weak signals in biological samples using minimal sample volume

open access: yesFEBS Open Bio, EarlyView.
Unique biological samples, such as site‐specific mutant proteins, are available only in limited quantities. Here, we present a polarization‐resolved transient infrared spectroscopy setup with referencing to improve signal‐to‐noise tailored towards tracing small signals. We provide an overview of characterizing the excitation conditions for polarization‐
Clark Zahn, Karsten Heyne
wiley   +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

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