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In this paper, we present a novel and general framework called {\it Maximum Entropy Discrimination Markov Networks} (MaxEnDNet), which integrates the max-margin structured learning and Bayesian-style estimation and combines and extends…

机器学习 · 统计学 2009-12-30 Jun Zhu , Eric P. Xing

We address the numerical solution of infinite-dimensional inverse problems in the framework of Bayesian inference. In the Part I companion to this paper (arXiv.org:1308.1313), we considered the linearized infinite-dimensional inverse…

统计方法学 · 统计学 2014-04-14 Noemi Petra , James Martin , Georg Stadler , Omar Ghattas

Explicit and exact results are obtained for the joint queue-length distribution for the two-level non-preemptive Markovian priority queue. Marginal distributions are derived for the general multi-level problem. The results are based on a…

概率论 · 数学 2023-12-08 Josef Zuk , David Kirszenblat

We derive a stochastic hierarchy of matrix product states (HOMPS) for non-Markovian dynamics in open quantum system at finite temperature, which is numerically exact and efficient. HOMPS is obtained from the recently developed stochastic…

量子物理 · 物理学 2022-04-04 Xing Gao , Jiajun Ren , Alexander Eisfeld , Zhigang Shuai

This paper has two interrelated foci: (i) obtaining stable and efficient data-driven closure models by using a multivariate time series of partial observations from a large-dimensional system; and (ii) comparing these closure models with…

概率论 · 数学 2015-06-23 Dmitri Kondrashov , Mickaël D. Chekroun , Michael Ghil

We iteratively derive the product-form solutions of stationary distributions of priority multiclass queueing networks with multi-sever stations. The networks are Markovian with exponential interarrival and service time distributions. These…

概率论 · 数学 2015-09-03 Wanyang Dai

A major challenge in biology is to understand how molecular processes determine phenotypic features. We address this fundamental problem in a class of model systems by developing a general mathematical framework that allows the calculation…

分子网络 · 定量生物学 2014-02-25 Nils Christian , Alexander Skupin , Silvia Morante , Karl Jansen , Giancarlo Rossi , Oliver Ebenhöh

We consider the problem of computing the minimal nonnegative solution $G$ of the nonlinear matrix equation $X=\sum_{i=-1}^\infty A_iX^{i+1}$ where $A_i$, for $i\ge -1$, are nonnegative square matrices such that $\sum_{i=-1}^\infty A_i$ is…

数值分析 · 数学 2021-01-08 Dario Andrea Bini , Guy Latouche , Beatrice Meini

Tensor structured Markov chains are part of stochastic models of many practical applications, e.g., in the description of complex production or telephone networks. The most interesting question in Markov chain models is the determination of…

数值分析 · 数学 2015-05-08 Matthias Bolten , Karsten Kahl , Sonja Sokolović

In this paper we consider large state space continuous time Markov chains (MCs) arising in the field of systems biology. For density dependent families of MCs that represent the interaction of large groups of identical objects, Kurtz has…

In a specific class of open quantum systems with finite and fixed numbers of collapsed quantum states, the semi-Markov process method is used to calculate the large deviations of the first passage time statistics. The core formula is an…

统计力学 · 物理学 2024-10-10 Fei Liu , Shihao Xia , Shanhe Su

The study presents a novel approach for stochastic nonlinear model updating in structural dynamics, employing a Bayesian framework integrated with Markov Chain Monte Carlo (MCMC) sampling for parameter estimation by using an approximated…

In this paper, we consider modeling missing dynamics with a nonparametric non-Markovian model, constructed using the theory of kernel embedding of conditional distributions on appropriate Reproducing Kernel Hilbert Spaces (RKHS), equipped…

统计方法学 · 统计学 2020-07-10 Shixiao W. Jiang , John Harlim

This is an expository review paper illustrating the ``martingale method'' for proving many-server heavy-traffic stochastic-process limits for queueing models, supporting diffusion-process approximations. Careful treatment is given to an…

概率论 · 数学 2007-12-28 Guodong Pang , Rishi Talreja , Ward Whitt

Recently, a class of stochastic processes known as piecewise deterministic Markov processes has been used to define continuous-time Markov chain Monte Carlo algorithms with a number of attractive properties, including compatibility with…

统计计算 · 统计学 2019-06-03 Alexander Terenin , Daniel Thorngren

We study the MAP/M/s+G queuing model with MAP (Markovian Arrival Process) arrivals, exponentially distributed service times, infinite waiting room, and generally distributed patience times. Using sample-path arguments, we propose to obtain…

性能 · 计算机科学 2021-10-22 Omer Gursoy , Kamal Adli Mehr , Nail Akar

We study a novel large dimensional approximate factor model with regime changes in the loadings driven by a latent first order Markov process. By exploiting the equivalent linear representation of the model, we first recover the latent…

计量经济学 · 经济学 2024-12-04 Matteo Barigozzi , Daniele Massacci

To ensure the effective and objective development of transportation networks, it is crucial to identify performance limitations across various subsystems. A timetable-independent assessment of infrastructure capacity at railway junctions is…

系统与控制 · 电气工程与系统科学 2025-05-27 Tamme Emunds , Nils Nießen

This paper introduces a new approach to generating sample paths of unknown Markovian stochastic differential equations (SDEs) using diffusion models, a class of generative AI methods commonly employed in image and video applications. Unlike…

机器学习 · 计算机科学 2026-03-17 Xuefeng Gao , Jiale Zha , Xun Yu Zhou

Stochastic gradient Markov Chain Monte Carlo (SGMCMC) is considered the gold standard for Bayesian inference in large-scale models, such as Bayesian neural networks. Since practitioners face speed versus accuracy tradeoffs in these models,…

机器学习 · 计算机科学 2022-07-19 Antonios Alexos , Alex Boyd , Stephan Mandt