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In the present paper, the author discusses the derivation of unit distributions and the derivation of the generalized form using the order statistics. The author discusses the Kumaraswamy as the smallest order statistic of the unit power…

统计方法学 · 统计学 2025-09-17 Iman Mohamed Attia

An algorithm for estimating quasi-stationary distribution of finite state space Markov chains has been proven in a previous paper. Now this paper proves a similar algorithm that works for general state space Markov chains under very general…

概率论 · 数学 2015-03-04 Jose H. Blanchet , Peter Glynn , Shuheng Zheng

We consider continuous-time diffusion models driven by fractional Brownian motion. Observations are assumed to possess a non-trivial likelihood given the latent path. Due to the non-Markovianity and high-dimensionality of the latent paths,…

统计方法学 · 统计学 2015-03-25 Alexandros Beskos , Joseph Dureau , Konstantinos Kalogeropoulos

We propose communication-efficient distributed estimation and inference methods for the transelliptical graphical model, a semiparametric extension of the elliptical distribution in the high dimensional regime. In detail, the proposed…

机器学习 · 统计学 2016-12-30 Pan Xu , Lu Tian , Quanquan Gu

Data privacy has increasingly become a daunting challenge because it limits data availability, which is essential in estimating statistical models such as generalized linear mixed models. Access to personal data often involves considerable…

统计方法学 · 统计学 2026-05-05 Marie Analiz April Limpoco , Christel Faes , Niel Hens

Let $X_1, X_2,\ldots, X_n$ (resp. $Y_1, Y_2,\ldots, Y_n$) be independent random variables such that $X_i$ (resp. $Y_i$) follows generalized exponential distribution with shape parameter $\theta_i$ and scale parameter $\lambda_i$ (resp.…

应用统计 · 统计学 2016-01-18 Amarjit Kundu , Shovan Chowdhury , Asok K. Nanda , Nil Kamal Hazra

This work studies networked agents cooperating to track a dynamical state of nature under partial information. The proposed algorithm is a distributed Bayesian filtering algorithm for finite-state hidden Markov models (HMMs). It can be used…

信号处理 · 电气工程与系统科学 2022-12-07 Mert Kayaalp , Virginia Bordignon , Stefan Vlaski , Vincenzo Matta , Ali H. Sayed

This paper is a multidisciplinary review of empirical, statistical learning from a graphical model perspective. Well-known examples of graphical models include Bayesian networks, directed graphs representing a Markov chain, and undirected…

人工智能 · 计算机科学 2014-11-17 W. L. Buntine

Until now only for specific crossovers between Poissonian statistics (P), the statistics of a Gaussian orthogonal ensemble (GOE), or the statistics of a Gaussian unitary ensemble (GUE) analytical formulas for the level spacing distribution…

介观与纳米尺度物理 · 物理学 2017-12-07 Frank Schweiner , Jeanine Laturner , Jörg Main , Günter Wunner

We introduce a multivariate hidden Markov model to jointly cluster time-series observations with different support, i.e. circular and linear. Relying on the general projected normal distribution, our approach allows for bimodal and/or…

应用统计 · 统计学 2015-01-27 Gianluca Mastrantonio , Antonello Maruotti , Giovanna Jona Lasinio

Monte Carlo algorithms, such as Markov chain Monte Carlo (MCMC) and Hamiltonian Monte Carlo (HMC), are routinely used for Bayesian inference in generalized linear models; however, these algorithms are prohibitively slow in massive data…

统计计算 · 统计学 2020-08-31 Nariankadu D. Shyamalkumar , Sanvesh Srivastava

Composition of low-dimensional distributions, whose foundations were laid in the papaer published in the Proceeding of UAI'97 (Jirousek 1997), appeared to be an alternative apparatus to describe multidimensional probabilistic models. In…

人工智能 · 计算机科学 2013-01-18 Radim Jirousek

In this paper, we consider objective Bayesian inference of the generalized exponential distribution using the independence Jeffreys prior and validate the propriety of the posterior distribution under a family of structured priors. We…

统计方法学 · 统计学 2023-09-26 Aojun Li , Keying Ye , Min Wang

The bivariate Gaussian distribution has been a key model for many developments in statistics. However, many real-world phenomena generate data that follow asymmetric distributions, and consequently bivariate normal model is inappropriate in…

统计方法学 · 统计学 2022-12-08 Roberto Vila , Narayanaswamy Balakrishnan , Helton Saulo , Ana Protazio

We investigate the data distribution valuation problem, which aims to quantify the values of data distributions from their samples. This is a recently proposed problem that is related to but different from classical data valuation and can…

机器学习 · 计算机科学 2026-04-08 Cuong N. Nguyen , Cuong V. Nguyen

While the Matrix Generalized Inverse Gaussian ($\mathcal{MGIG}$) distribution arises naturally in some settings as a distribution over symmetric positive semi-definite matrices, certain key properties of the distribution and effective ways…

机器学习 · 统计学 2016-08-23 Farideh Fazayeli , Arindam Banerjee

We present a theory of quantum work statistics in generic chaotic, disordered Fermi liquid systems within a driven random matrix formalism. By extending P. W. Anderson's orthogonality determinant formula to compute quantum work…

介观与纳米尺度物理 · 物理学 2023-03-16 András Grabarits , Márton Kormos , Izabella Lovas , Gergely Zaránd

Bayesian inference for survival regression modeling offers numerous advantages, especially for decision-making and external data borrowing, but demands the specification of the baseline hazard function, which may be a challenging task. We…

Prediction is a central task of statistics and machine learning, yet many inferential settings provide only partial information, typically in the form of moment constraints or estimating equations. We develop a finite, fully Bayesian…

统计理论 · 数学 2026-03-20 Nicholas G. Polson , Daniel Zantedeschi

It is known that few characterization results of the logistic distribution were available before, although it is similar in shape to the normal one whose characteristic properties have been well investigated. Fortunately, in the last…

统计理论 · 数学 2018-03-20 Chin-Yuan Hu , Gwo Dong Lin