Results 11 to 20 of about 339,713 (264)

Statistics on Lefschetz thimbles: Bell/Leggett-Garg inequalities and the classical-statistical approximation

open access: yesJournal of High Energy Physics, 2021
Inspired by Lefschetz thimble theory, we treat Quantum Field Theory as a statistical theory with a complex Probability Distribution Function (PDF). Such complex-valued PDFs permit the violation of Bell-type inequalities, which cannot be violated by a ...
Peter Millington   +3 more
doaj   +1 more source

Random Fields in Physics, Biology and Data Science

open access: yesFrontiers in Physics, 2021
A random field is the representation of the joint probability distribution for a set of random variables. Markov fields, in particular, have a long standing tradition as the theoretical foundation of many applications in statistical physics and ...
Enrique Hernández-Lemus   +1 more
doaj   +1 more source

Statistical theory of self-similarly distributed fields [PDF]

open access: yesPhysics Letters A, 2009
A field theory is built for self-similar statistical systems with both generating functional being the Mellin transform of the Tsallis exponential and generator of the scale transformation that is reduced to the Jackson derivate. With such a choice, the role of a fluctuating order parameter is shown to play deformed logarithm of the amplitude of a ...
Oliemskoi, Oleksandr Ivanovych   +1 more
openaire   +5 more sources

New extreme value theory for maxima of maxima

open access: yesStatistical Theory and Related Fields, 2021
Although advanced statistical models have been proposed to fit complex data better, the advances of science and technology have generated more complex data, e.g., Big Data, in which existing probability theory and statistical models find their ...
Wenzhi Cao, Zhengjun Zhang
doaj   +1 more source

Relativistic Statistical Mechanics vs. Relativistic Thermodynamics

open access: yesEntropy, 2011
Based on a covariant theory of equilibrium Thermodynamics, a Statistical Relativistic Mechanics is developed for the non-interacting case. Relativistic Thermodynamics and Jüttner Relativistic Distribution Function in a moving frame are obtained by using ...
Benjamín López-Carrera   +1 more
doaj   +1 more source

A Bayesian Angular Superresolution Method With Lognormal Constraint for Sea-Surface Target

open access: yesIEEE Access, 2020
Maximum a posteriori (MAP) approach, based on Bayesian criterion, is proposed to overcome the low azimuth resolution in real-aperture imaging. The essence of this approach is to use the statistical characteristics of the imaging background and target to ...
Jianyu Yang   +4 more
doaj   +1 more source

Influence of Non-uniform Parameter of Bolt Joint on Complexity of Frequency Characteristics of Cylindrical Shell

open access: yesChinese Journal of Mechanical Engineering, 2023
Bolt connection is one of the main fixing methods of cylindrical shell structures. A typical bolted connection model is considered as a tuned system. However, in the actual working conditions, due to the manufacturing error, installation error and uneven
Qiansheng Tang   +3 more
doaj   +1 more source

The research on Bayesian inference for geophysical inversion

open access: yes地球与行星物理论评, 2022
Based on statistical theory, the Bayesian inversion method adopts the posterior probability distribution to evaluate the model parameters under the constraints of prior information and observation data.
Xingda Jiang, Wei Zhang, Hui Yang
doaj   +1 more source

Theory of Statistical Fluctuations in Neutron Distributions [PDF]

open access: yesJournal of Nuclear Science and Technology, 1965
Statistical fluctuations in neutron and precursor distributions in a reactor are investigated in a continuous phase space. The theory is constructed on the basis of Ramakrishnan's product density and of the concept of “detectrons”. The basic equations for the product densities of degree 2 are derived and solved.
Keiichi SAITO, Masuhiko OTSUKA
openaire   +1 more source

An Adsorption Equilibria Model for Steady State Analysis

open access: yesInternational Journal of Technology, 2016
The investigation of adsorption isotherms is a prime factor in the ongoing development of adsorption cycles for a spectrum of advanced, thermally-driven engineering applications, including refrigeration, natural gas storage, and desalination processes.
Azhar Bin Ismail   +3 more
doaj   +1 more source

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