Results 11 to 20 of about 675,129 (267)

Probability Characteristics, Area Reduction, and Wind Directionality Effects of Extreme Pressure Coefficients of High-Rise Buildings

open access: yesApplied Sciences, 2021
Wind tunnel tests are carried out for the Commonwealth Advisory Aeronautical Research Council (CAARC) high-rise building with a scale of 1:400 in exposure categories D.
Shouke Li   +6 more
doaj   +1 more source

Development of effective algorithms for calculating current distribution coefficients of an electric power system [PDF]

open access: yesE3S Web of Conferences
Calculations of steady-state modes of a complex electric power system are significantly simplified if we use the coefficients of distribution of the setting currents.
Akhmetbaev Dauren   +3 more
doaj   +1 more source

Spatial distribution of coefficients for determination of global radiation in Serbia [PDF]

open access: yesNuclear Technology and Radiation Protection, 2012
The aim of this paper is a creation of the spatial distribution of the corresponding coefficients for the indirect determination of global radiation using all direct measurements data of this shortwave radiation balance component in Serbia in the ...
Nikolić Jugoslav L.   +1 more
doaj   +1 more source

Modification of Roughness Coefficients of Water Distribution Network Using Optimization Method [PDF]

open access: yesرویکردهای نوین در مهندسی عمران, 2018
Due to the breadth and complexity of water distribution networks, modeling of these networks is essential for proper utilization and proper network management. Determination of network coefficients is the more importance in network modeling.
Hamid Azarvash, Mehdi Dini
doaj   +1 more source

THE ALGORITHM FOR CORRECTING A MODE OF THE POWER SUPPLY SYSTEM THAT TAKES THE TRANSFORMATIONS AND HETEROGENEITY OF THE NETWORK INTO ACCOUNT

open access: yesИзвестия высших учебных заведений и энергетических объединенний СНГ: Энергетика, 2017
The problem of expeditious correction has great practical value for operation of the power supply system and is one of the most important and complex challenges of an automated control system of an electrical power system.
O. I. Alexandrov
doaj   +1 more source

Non-Gaussianities in the statistical distribution of heavy OPE coefficients and wormholes

open access: yesJournal of High Energy Physics, 2022
The Eigenstate Thermalization Hypothesis makes a prediction for the statistical distribution of matrix elements of simple operators in energy eigenstates of chaotic quantum systems.
Alexandre Belin   +2 more
doaj   +1 more source

Estimating Coefficient Distributions in Random Coefficient Regressions

open access: yesThe Annals of Statistics, 1992
The model is \(Y_ j=a+(b+j)x_ j+e_ j\), \(j=1,2,\dots\) where \(E(b_ j)=E(e_ j)=0\), the \(b_ 1,e_ 1,b_ 2,e_ 2,\dots\) are independent and \(\{b_ 1,b_ 2,\dots\}\) as well as \(\{e_ 1,e_ 2,\dots\}\) are i.i.d. The authors study the estimation of the distribution of \(b_ j\) and \(e_ j\), respectively, for resampling purposes.
Beran, Rudolf, Hall, Peter
openaire   +2 more sources

Distribution coefficients of atenolol and sotalol

open access: yesJournal of Pharmacy and Pharmacology, 1984
AbstractThe distribution coefficient (D) of atenolol is lower than that of sotalol, despite the latter’s lower partition coefficient (P). Since D is the relevant quantity under physiological conditions, it is re-established that atenolol is in practice the more hydrophilic.
P J, Taylor, J M, Cruickshank
openaire   +3 more sources

Stochastic oscillations of a dynamical system in the case of a normal and Poisson distribution of a random coefficient

open access: yesИзвестия высших учебных заведений. Поволжский регион: Физико-математические науки, 2021
Background. Equations with random coefficients serve as a mathematical model for a number of problems that arise in practice. The solution, in this case, will be a stochastic process. Its dependence on nondeterministic parameters is interesting.
M.M. Borovikova
doaj   +1 more source

The Empirical Distribution of Fourier Coefficients

open access: yesThe Annals of Statistics, 1980
Suppose $X_1, X_2, \cdots$ are independent, identically distributed complex-valued $L^2$ random variables with $EX_1 = 0$ and $E(|X_1|^2) = 1$. Let $Y_{nk}$ be the $k$th Fourier coefficient of $X_1, \cdots, X_n$: $Y_{nk} = \sum^n_{j=1} X_j \exp \big(\frac{2\pi(-1)^{1/2}kj}{n}\big).$ Let $\mu_n$ be the empirical distribution of $\{n^{-1/2}Y_{nk}: k = 1,
Freedman, David, Lane, David
openaire   +2 more sources

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