English
Related papers

Related papers: On fixed and uncertain mixture prior weights

200 papers

Mixture models have been around for over 150 years, as an intuitively simple and practical tool for enriching the collection of probability distributions available for modelling data. In this chapter we describe the basic ideas of the…

Methodology · Statistics 2018-05-08 Peter J. Green

A difference equation based method of determining two factors of a composite is presented. The feasibility of P-complexity is shown. Presentation of material is non-theoretical; intended to be accessible to a broader audience of non…

Discrete Mathematics · Computer Science 2016-02-23 Charles Sauerbier

Bayesian models that mix multiple Dirichlet prior parameters, called Multi-Dirichlet priors (MD) in this paper, are gaining popularity. Inferring mixing weights and parameters of mixed prior distributions seems tricky, as sums over…

Machine Learning · Statistics 2017-08-18 Christoph Carl Kling

While Jeffreys priors usually are well-defined for the parameters of mixtures of distributions, they are not available in closed form. Furthermore, they often are improper priors. Hence, they have never been used to draw inference on the…

Methodology · Statistics 2015-12-22 Clara Grazian , Christian Robert

In this paper, we continue the study of linear sets with complementary weights. We find criteria to determine the set of points of any fixed weight and use this to present particular linear sets with few points of weight more than one. We…

Combinatorics · Mathematics 2025-11-26 Geertrui Van de Voorde , Ferdinando Zullo

This paper establishes mixed multiplicity formulas concerning the relationship between mixed multiplicities of modules and mixed multiplicities of rings via rank of modules.

Commutative Algebra · Mathematics 2012-08-02 Duong Quoc Viet , Truong Thi Hong Thanh

The posterior distribution of the number of components k in a finite mixture satisfies a set of inequality constraints. The result holds irrespective of the parametric form of the mixture components and under assumptions on the prior…

Statistics Theory · Mathematics 2007-06-13 Agostino Nobile

This article establishes general conditions for posterior consistency of Bayesian finite mixture models with a prior on the number of components. That is, we provide sufficient conditions under which the posterior concentrates on…

Statistics Theory · Mathematics 2022-05-09 Jeffrey W. Miller

In this talk I review our present knowledge on neutrino masses and mixing trying to emphasize the most direct implications and challenges of these results.

High Energy Physics - Phenomenology · Physics 2010-02-25 M. C. Gonzalez-Garcia

Finite mixture models are a useful statistical model class for clustering and density approximation. In the Bayesian framework finite mixture models require the specification of suitable priors in addition to the data model. These priors…

Methodology · Statistics 2024-07-09 Bettina Grün , Gertraud Malsiner-Walli

In this paper we find all complex symmetric weighted composition operators with special conjugations. Then we give spectral properties of these complex symmetric weighted composition operators.

Functional Analysis · Mathematics 2018-04-10 Mahsa Fatehi

The purpose of this article is to give another molecular decomposition for members of the weighted Hardy spaces.

Classical Analysis and ODEs · Mathematics 2023-05-30 Pablo Rocha

Finite mixture models are flexible methods that are commonly used for model-based clustering. A recent focus in the model-based clustering literature is to highlight the difference between the number of components in a mixture model and the…

Methodology · Statistics 2023-08-03 Garritt L. Page , Massimo Ventrucci , Maria Franco-Villoria

This primer is intended as an introduction to differential forms, a central object in modern mathematical physics, for scientists and engineers.

Mathematical Physics · Physics 2012-06-18 Christian Lessig

We present a brief review of the current status of neutrino mass and mixing parameters, based on a comprehensive phenomenological analysis of neutrino oscillation and non-oscillation searches, within the standard three-neutrino mixing…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. L. Fogli , E. Lisi , A. Marrone , A. Palazzo , A. M. Rotunno

Basic issues of the general model-building framework of the mechanics of complex bodies are discussed. Attention is focused on the representation of the material elements, the conditions for the existence of ground states in conservative…

Mathematical Physics · Physics 2015-05-13 Paolo Maria Mariano

An overview of neutrino-mixing models is presented with emphasis on the types of horizontal flavor and vertical family symmetries that have been invoked. Distributions for the mixing angles of many models are displayed. Ways to…

High Energy Physics - Phenomenology · Physics 2010-05-07 Carl H. Albright

This paper proposes a mixed variational formulation for the problem of two coupled plates with a rigid {junction}. The proposed mixed {formulation} introduces {the union of} stresses and moments as {an auxiliary variable}, which {are}…

Numerical Analysis · Mathematics 2024-03-28 Jun Hu , Zhen Liu , Rui Ma , Ruishu Wang

Neutrino physics has entered an era of precision measurements. With these precise measurements, we may be able to distinguish different models that have been constructed to explain the small neutrino masses and the large mixing among them.…

High Energy Physics - Phenomenology · Physics 2008-11-26 Mu-Chun Chen

The task of mixture proportion estimation (MPE) is to estimate the weight of a component distribution in a mixture, given observations from both the component and mixture. Previous work on MPE adopts the irreducibility assumption, which…

Machine Learning · Statistics 2023-08-01 Yilun Zhu , Aaron Fjeldsted , Darren Holland , George Landon , Azaree Lintereur , Clayton Scott