Results 31 to 40 of about 1,688,548 (333)

Probability density functions of work and heat near the stochastic resonance of a colloidal particle [PDF]

open access: yes, 2008
We study experimentally and theoretically the probability density functions of the injected and dissipated energy in a system of a colloidal particle trapped in a double well potential periodically modulated by an external perturbation.
Alberto Imparato   +12 more
core   +4 more sources

Chaotic intermittency with non-differentiable M(x) function

open access: yesRevista Facultad de Ingeniería Universidad de Antioquia, 2023
One-dimensional maps showing chaotic intermittency with discontinuous reinjection probability density functions are studied. For these maps, the reinjection mechanism possesses two different processes.
Sergio Elaskar   +2 more
doaj   +1 more source

Foundation of 2-Symbolic Plithogenic Maximum a Posteriori Estimation [PDF]

open access: yesNeutrosophic Sets and Systems, 2023
In this paper, we introduce and define for the first time the plithogenic loss function, plithogenic risk function, plithogenic maximum likelihood function, and plithogenic posterior risk function, which form a base to easily define the plithogenic ...
Nizar Altounji   +2 more
doaj  

An Improved Variable Kernel Density Estimator Based on L2 Regularization

open access: yesMathematics, 2021
The nature of the kernel density estimator (KDE) is to find the underlying probability density function (p.d.f) for a given dataset. The key to training the KDE is to determine the optimal bandwidth or Parzen window.
Yi Jin, Yulin He, Defa Huang
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

Conditional probability density functional theory

open access: yesPhysical Review B, 2022
We present conditional probability (CP) density functional theory (DFT) as a formally exact theory. In essence, CP-DFT determines the ground-state energy of a system by finding the CP density from a series of independent Kohn-Sham (KS) DFT calculations. By directly calculating CP densities, we bypass the need for an approximate XC energy functional. In
Ryan Pederson   +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

Asymptotic solutions of decoupled continuous-time random walks with superheavy-tailed waiting time and heavy-tailed jump length distributions

open access: yes, 2011
We study the long-time behavior of decoupled continuous-time random walks characterized by superheavy-tailed distributions of waiting times and symmetric heavy-tailed distributions of jump lengths.
A. Erdélyi   +13 more
core   +1 more source

The probability density function of spectral correlation function estimates

open access: yesEURASIP Journal on Advances in Signal Processing
Since published in 1988, the FFT Accumulation Method (FAM) has been used extensively to compute the Spectral Correlation Function (SCF) and the Spectral Coherence Function (SCoF) to obtain or detect cyclic features of cyclostationary signals.
Miguel Tavares, José Gerald, João Goes
doaj   +1 more source

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