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We propose extensions and improvements of the statistical analysis of distributed multipoles (SADM) algorithm put forth by Chipot et al. in [6] for the derivation of distributed atomic multipoles from the quantum-mechanical electrostatic…

数值分析 · 数学 2010-07-28 Nicolas Champagnat , Christophe Chipot , Erwan Faou

Spatial Poisson point processes on finite-dimensional Euclidean space provide fundamental mathematical tools for modeling random spatial point patterns. In this paper, we introduce and analyze several Poisson-type spatial point processes.…

概率论 · 数学 2026-01-26 Pradeep Vishwakarma

Using tools from representation theory, we derive expressions for the coincidence rate of partially-distinguishable particles in an interferometry experiment. Our expressions are valid for either bosons or fermions, and for any number of…

量子物理 · 物理学 2022-05-04 Dylan Spivak , Murphy Yuezhen Niu , Barry C. Sanders , Hubert de Guise

The (conditional or unconditional) distribution of the continuous scan statistic in a one-dimensional Poisson process may be approximated by that of a discrete analogue via time discretization (to be referred to as the discrete…

概率论 · 数学 2016-02-09 Yi-Ching Yao , Daniel Wei-Chung Miao , Xenos Chang-Shuo Lin

This paper introduces a new stochastic process with values in the set Z of integers with sign. The increments of process are Poisson differences and the dynamics has an autoregressive structure. We study the properties of the process and…

统计方法学 · 统计学 2020-02-12 Giulia Carallo , Roberto Casarin , Christian P. Robert

We present a new method for simulating Markovian jump processes with time-dependent transitions rates, which avoids the transformation of random numbers by inverting time integrals over the rates. It relies on constructing a sequence of…

统计力学 · 物理学 2015-05-20 Viktor Holubec , Petr Chvosta , Mario Einax , Philipp Maass

This study is a modification of the McKendrick equation into a growth model with fractional order to predict the abalone length growth. We have shown that the model is a special case of Taylor's series after it was analysed using Adomian…

综合数学 · 数学 2024-12-03 Marliadi Susanto , Nadihah Wahi , Adem Kilicman

We propose new domain decomposition methods for systems of partial differential equations in two and three dimensions. The algorithms are derived with the help of the Smith factorization of the operator. This could also be validated by…

数值分析 · 数学 2009-09-04 Victorita Dolean , Frédéric Nataf , Gerd Rapin

A simple explicit construction is provided of a partition-valued fragmentation process whose distribution on partitions of $[n]=\{1,...,n\}$ at time $\theta \ge 0$ is governed by the Ewens sampling formula with parameter $\theta$. These…

概率论 · 数学 2007-05-23 Alexander Gnedin , Jim Pitman

This paper defines a new class of fractional differential operators alongside a family of random variables whose density functions solve fractional differential equations equipped with these operators. These equations can be further used to…

概率论 · 数学 2019-05-28 Corina D. Constantinescu , Jorge M. Ramirez , Wei R. Zhu

We study different fractional extensions of the Poisson process and generalized counting processes by introducing time-change represented by the inverse to the sums of stable and tempered stable subordinators. We state the governing…

概率论 · 数学 2026-04-02 Lyudmyla Sakhno , Artem Storozhuk

Computer-aided engineering techniques are indispensable in modern engineering developments. In particular, partial differential equations are commonly used to simulate the dynamics of physical phenomena, but very large systems are often…

量子物理 · 物理学 2022-04-26 Yuki Sato , Ruho Kondo , Satoshi Koide , Hideki Takamatsu , Nobuyuki Imoto

We introduce an algorithm for the segmentation of a class of regime switching processes. The segmentation algorithm is a non parametric statistical method able to identify the regimes (patches) of the time series. The process is composed of…

数据分析、统计与概率 · 物理学 2015-05-18 Bence Toth , Fabrizio Lillo , J. Doyne Farmer

The goal of this work is to formally abstract a Markov process evolving in discrete time over a general state space as a finite-state Markov chain, with the objective of precisely approximating its state probability distribution in time,…

计算机科学中的逻辑 · 计算机科学 2017-01-11 Sadegh Esmaeil Zadeh Soudjani , Alessandro Abate

Branching processes are a class of continuous-time Markov chains (CTMCs) prevalent for modeling stochastic population dynamics in ecology, biology, epidemiology, and many other fields. The transient or finite-time behavior of these systems…

统计计算 · 统计学 2023-02-24 Achal Awasthi , Jason Xu

In a Cox model, the partial likelihood, as the product of a series of conditional probabilities, is used to estimate the regression coefficients. In practice, those conditional probabilities are approximated by risk score ratios based on a…

统计方法学 · 统计学 2025-02-27 Youngjin Cho , Yili Hong , Pang Du

The Fast Multipole Method (FMM) for the Poisson equation is extended to the case of non-axisymmetric problems in an axisymmetric domain, described by cylindrical coordinates. The method is based on a Fourier decomposition of the source into…

数值分析 · 数学 2023-01-04 Michael J. Carley

This paper proposes a new semi-analytical approach for online time-domain power system simulation. The approach applies the differential transformation method (DTM) to the power system differential equation model to offline derive a…

动力系统 · 数学 2018-02-13 Yang Liu , Kai Sun

We formulate the statistics of the discrete multicomponent fragmentation event using a methodology borrowed from statistical mechanics. We generate the ensemble of all feasible distributions that can be formed when a single integer…

统计力学 · 物理学 2020-07-03 Themis Matsoukas

We present new properties for the Fractional Poisson process and the Fractional Poisson field on the plane. A martingale characterization for Fractional Poisson processes is given. We extend this result to Fractional Poisson fields,…

概率论 · 数学 2018-01-30 Giacomo Aletti , Nikolai Leonenko , Ely Merzbach