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  1. Parameterization of a Two-Component Gaussian Mixture for Description of the Sea Surface

    A new approach is proposed for calculating the parameters of a two-component Gaussian mixture for modeling the distribution of sea surface...
    Conference paper 2024
  2. Introduction to Mixture Models

    In Chap. 1, we introduce the fundamental concept of a statistical model and provide a detailed definition of both mixture models and finite mixture...
    Chapter 2023
  3. Parsimonious ultrametric Gaussian mixture models

    Gaussian mixture models represent a conceptually and mathematically elegant class of models for casting the density of a heterogeneous population...

    Carlo Cavicchia, Maurizio Vichi, Giorgia Zaccaria in Statistics and Computing
    Article Open access 01 April 2024
  4. Maximum Likelihood Estimation Under Finite Mixture Models

    Chapter 3 centers our attention on finite mixture models. Within this framework, we establish that the consistent results achieved with the maximum...
    Chapter 2023
  5. Improving the study of plant evolution with multi-matrix mixture models

    Amino acid substitution model is a key component to study the plant evolution from protein sequences. Although single-matrix amino acid substitution...

    Nguyen Huy Tinh, Le Sy Vinh in Plant Systematics and Evolution
    Article 12 April 2024
  6. Semiparametric finite mixture of regression models with Bayesian P-splines

    Mixture models provide a useful tool to account for unobserved heterogeneity and are at the basis of many model-based clustering methods. To gain...

    Marco Berrettini, Giuliano Galimberti, Saverio Ranciati in Advances in Data Analysis and Classification
    Article Open access 18 October 2022
  7. Machine learning embedded EM algorithms for semiparametric mixture regression models

    In this article, we propose two machine learning embedded algorithms for a class of semiparametric mixture models, where the mixing proportions and...

    Jiacheng Xue, Weixin Yao, Sijia **ang in Computational Statistics
    Article 31 March 2024
  8. Excitation of a two-component mixture of a Peregrine bump and a dark or bright pulse for the partially nonlocal coupled NLSM in BEC and optics

    We put our center of attention into a (2+1)-dimensional nonautonomous partially nonlocal coupled nonlinear Schrödinger model (NLSM) under a linear...

    Article 30 September 2022
  9. The parsimonious Gaussian mixture models with partitioned parameters and their application in clustering

    Cluster analysis is a method that identifies similar groups of data without any prior knowledge of the relevant groups. One of the most widely used...

    Niloofar Aslani Akhore Olyaei, Mojtaba Khazaei, Dariush Najarzadeh in Statistical Methods & Applications
    Article 25 January 2024
  10. Non intrusive load monitoring using additive time series modeling via finite mixture models aggregation

    Energy disaggregation, or Non-Intrusive Load Monitoring (NILM), involves different methods aiming to distinguish the individual contribution of...

    Soudabeh Tabarsaii, Manar Amayri, ... Ursula Eicker in Journal of Ambient Intelligence and Humanized Computing
    Article 01 June 2024
  11. em-Test for Univariate Finite Gaussian Mixture Models

    While the success of the EM-test in the previous two chapters was confined to finite mixture models with subpopulation distributions belonging to a...
    Chapter 2023
  12. Dirichlet compound negative multinomial mixture models and applications

    In this paper, we consider an alternative parametrization of Dirichlet Compound Negative Multinomial (DCNM) using rising polynomials. The new...

    Ornela Bregu, Nizar Bouguila in Advances in Data Analysis and Classification
    Article 25 June 2024
  13. Mixture Model

    A mixture model is a probability model for representing subpopulations within a data set. The mixture model is built up from a weighted combination...
    Living reference work entry 2023
  14. Analysis of estimating the Bayes rule for Gaussian mixture models with a specified missing-data mechanism

    Semi-supervised learning approaches have been successfully applied in a wide range of engineering and scientific fields. This paper investigates the...

    Ziyang Lyu in Computational Statistics
    Article 10 February 2024
  15. Product of Gaussian Mixture Diffusion Models

    Martin Zach, Erich Kobler, ... Thomas Pock in Journal of Mathematical Imaging and Vision
    Article Open access 15 March 2024
  16. Estimation Under Finite Normal Mixture Models

    The finite normal mixture model stands out as the most frequently employed model in statistical applications. Nevertheless, it exhibits some peculiar...
    Chapter 2023
  17. Multivariate Density Estimation with Deep Neural Mixture Models

    Albeit worryingly underrated in the recent literature on machine learning in general (and, on deep learning in particular), multivariate density...

    Edmondo Trentin in Neural Processing Letters
    Article Open access 26 February 2023
  18. Mixture and Latent Class Models

    This chapter introduces mixture models and latent class models. After a motivating example, formal definitions of these models are presented in Sect....
    Ingmar Visser, Maarten Speekenbrink in Mixture and Hidden Markov Models with R
    Chapter 2022
  19. Voellmy-type mixture rheologies for dilatant, two-layer debris flow models

    We formulate and test different Voellmy-type mixture rheologies that can be introduced into two-layer debris flow models. The formulations are based...

    G. Meyrat, B. McArdell, ... P. Bartelt in Landslides
    Article Open access 14 July 2023
  20. Heterogeneous analysis for clustered data using grouped finite mixture models

    It is common to observe significant heterogeneity in clustered data across scientific fields. Cluster-wise conditional distributions are widely used...

    Chunhui Liang, Wenqing Ma in Statistics and Computing
    Article 15 November 2023
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