Articles with "probability density" as a keyword



Transmittance index characterization at two solar measurement stations in Brazil

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Published in 2019 at "Theoretical and Applied Climatology"

DOI: 10.1007/s00704-019-02941-6

Abstract: This paper constructs probability density distributions of direct normal, diffuse horizontal, and global horizontal irradiance for 1-min clearness indexes k b , k d , and  k t , respectively. Previous studies on the clearness… read more here.

Keywords: index characterization; index; transmittance index; probability density ... See more keywords
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Modeling the seasonality of extreme coastal water levels with mixtures of circular probability density functions

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Published in 2020 at "Theoretical and Applied Climatology"

DOI: 10.1007/s00704-020-03143-1

Abstract: Understanding when floods occur is fundamental to reducing flood risk, yet depictions of flood seasonality rarely address two key issues: multiple seasons and the periodicity of seasonal data. We analyze the timing of extreme water… read more here.

Keywords: mixtures circular; water levels; water; seasonality ... See more keywords

Estimating a non-Gaussian probability density of the rolling motion in irregular beam seas

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Published in 2018 at "Journal of Marine Science and Technology"

DOI: 10.1007/s00773-018-0606-7

Abstract: A methodology for predicting the probability density function of roll motion for irregular beam seas was developed in previous research. That work introduced a non-Gaussian probability density function (PDF), which shows a good agreement with… read more here.

Keywords: motion irregular; probability density; non gaussian; irregular beam ... See more keywords

Incomplete paired comparisons in case of multiple choice and general log-concave probability density functions

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Published in 2019 at "Central European Journal of Operations Research"

DOI: 10.1007/s10100-018-0568-1

Abstract: A scoring method based on paired comparison allowing multiple choice is investigated. We allow general log-concave probability density functions for the random variables describing the difference of the objects. This case involves Bradley–Terry models and… read more here.

Keywords: general log; case; probability density; concave probability ... See more keywords

Effect of travelling waves on stochastic seismic response and dynamic reliability of a long-span bridge on soft soil

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Published in 2018 at "Bulletin of Earthquake Engineering"

DOI: 10.1007/s10518-018-0316-x

Abstract: It is generally known that the variability of earthquake ground motion is mainly in time and space. To investigate the impact of this variability on the seismic performance of a long-span flexible structure, we discuss… read more here.

Keywords: stochastic seismic; probability; seismic response; travelling waves ... See more keywords
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Probability Density Function of Rock Mass Discontinuity Distances

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Published in 2020 at "Geotechnical and Geological Engineering"

DOI: 10.1007/s10706-020-01634-6

Abstract: Rock masses are presenting an enduring challenge since the first authors began trying to model these natural structures. This modelling needs a parametrisation and a latter value assignment for those parameter value series, which show… read more here.

Keywords: density function; probability density; rock mass; rock ... See more keywords

Probability Density in Relativistic Quantum Mechanics

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Published in 2025 at "International Journal of Theoretical Physics"

DOI: 10.1007/s10773-025-05919-5

Abstract: In the realm of relativistic quantum mechanics, we address a fundamental question: Which one, between the Dirac or the Foldy-Wouthuysen density, accurately provide a probability density for finding a massive particle with spin 1/2 at… read more here.

Keywords: relativistic quantum; quantum mechanics; probability density; mechanics ... See more keywords

Stationary response probability density of nonlinear random vibrating systems: a data-driven method

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Published in 2020 at "Nonlinear Dynamics"

DOI: 10.1007/s11071-020-05632-4

Abstract: A data-driven method is established to derive the (approximately) analytical expression of the stationary response probability density of nonlinear random vibrating system, which explicitly includes system features and intensity of excitation. The stationary response probability… read more here.

Keywords: response probability; probability density; probability; stationary response ... See more keywords
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Response probability density function for multi-cracked beams with uncertain amplitude and position of cracks

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Published in 2021 at "Applied Mathematical Modelling"

DOI: 10.1016/j.apm.2021.06.005

Abstract: Abstract This paper addresses the determination of the response of beams under static loads, in presence of multiple cracks. The crack is modeled as a rotational internal spring. Both the amplitude and position of the… read more here.

Keywords: density function; probability density; response; amplitude position ... See more keywords

Probability density forecasting of wind power using quantile regression neural network and kernel density estimation

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Published in 2018 at "Energy Conversion and Management"

DOI: 10.1016/j.enconman.2018.03.010

Abstract: Abstract Owing to the increasingly serious social energy crisis nowadays, wind power and other renewable energy are paid more attention. However, penetration of wind power prominently enhances the degree of complexity and difficulty in planning… read more here.

Keywords: wind power; probability density; power;

Classification method based on multidimensional probability density function estimation dedicated to embedded systems

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Published in 2018 at "IFAC-PapersOnLine"

DOI: 10.1016/j.ifacol.2018.07.173

Abstract: Abstract The paper proposes a statistical classification method devoted to multisensor embedded systems. It is based on estimation of multidimensional probability density function (pdf) which describes statistical properties of multisensor measurement data. Various methods of… read more here.

Keywords: classification method; density function; multidimensional probability; probability density ... See more keywords