Results 31 to 40 of about 5,440,548 (293)

Caracterização analítica e geométrica da metodologia geral de determinação de distribuições de Weibull para o regime eólico e suas aplicações Analytical and geometric characterization of general methodology of determination of Weibull distribution for wind regime and its applications

open access: yesEngenharia Agrícola, 2011
O regime eólico de uma região pode ser descrito por distribuição de frequências que fornecem informações e características extremamente necessárias para uma possível implantação de sistemas eólicos de captação de energia na região e consequentes ...
Luís R. A Gabriel Filho   +3 more
doaj   +1 more source

Probability density function characterization of multipartite entanglement

open access: yes, 2006
We propose a method to characterize and quantify multipartite entanglement for pure states. The method hinges upon the study of the probability density function of bipartite entanglement and is tested on an ensemble of qubits in a variety of situations ...
A. Osterloh   +6 more
core   +1 more source

Density forecasting for long-term electricity demand in South Africa using quantile regression

open access: yesSouth African Journal of Economic and Management Sciences, 2018
Background: This study involves forecasting electricity demand for long-term planning purposes. Long-term forecasts for hourly electricity demands from 2006 to 2023 are done with in-sample forecasts from 2006 to 2012 and out-of-sample forecasts from 2013
Paul Mokilane   +5 more
doaj   +1 more source

Multivariate beech stands structure in the north-east mega slope of the Ukrainian Carpathian: theoretical aspects and practical significance

open access: yesНаукові праці Лісівничої академії наук України, 2021
High productivity even-aged beech stands of the north-east mega slope of the Ukrainian Carpathian in different age are the study object in this scientific work.
Yulian Kahaniak   +2 more
doaj   +1 more source

Multiconfiguration electron density function for the ATSP2K-package

open access: yes, 2009
A new ATSP2K module is presented for evaluating the electron density function of any multiconfiguration Hartree-Fock or configuration interaction wave function in the non relativistic or relativistic Breit-Pauli approximation.
A. Borgoo   +31 more
core   +1 more source

Partition density-functional theory [PDF]

open access: yesPhysical Review A, 2010
Revised version.
Elliott, Peter   +3 more
openaire   +2 more sources

On the probability density function of baskets

open access: yes, 2015
The state price density of a basket, even under uncorrelated Black-Scholes dynamics, does not allow for a closed from density. (This may be rephrased as statement on the sum of lognormals and is especially annoying for such are used most frequently in ...
Bayer, Christian   +2 more
core   +1 more source

Externally studentized normal midrange distribution

open access: yesCiência e Agrotecnologia
The distribution of externally studentized midrange was created based on the original studentization procedures of Student and was inspired in the distribution of the externally studentized range.
Ben Dêivide de Oliveira Batista   +2 more
doaj   +1 more source

An investigation of the damage of polygons and surrounding forests caused by the splinters and bullets

open access: yesLietuvos Matematikos Rinkinys, 2011
Poligonuose dalis šovinių ir sprogmenų skeveldrų perskrenda apsauginius pylimus, kelia grėsmę saugumui, bei gadina ir žaloja vertingus išteklius.
Gintautas Misevičius   +2 more
doaj   +1 more source

Kohn-Sham theory with paramagnetic currents: compatibility and functional differentiability [PDF]

open access: yes, 2019
Recent work has established Moreau-Yosida regularization as a mathematical tool to achieve rigorous functional differentiability in density-functional theory.
Helgaker, Trygve   +5 more
core   +2 more sources

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