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Showing 1-20 of 1,286 results
  1. MM for penalized estimation

    Penalized estimation can conduct variable selection and parameter estimation simultaneously. The general framework is to minimize a loss function...

    Zhu Wang in TEST
    Article 08 April 2021
  2. CMPLE: Correlation Modeling to Decode Photosynthesis Using the Minorize–Maximize Algorithm

    In plant genomic experiments, correlations among various biological traits (phenotypes) give new insights into how genetic diversity may have tuned...

    Abhijnan Chattopadhyay, Donghee Hoh, ... Samiran Sinha in Journal of Agricultural, Biological and Environmental Statistics
    Article 23 May 2024
  3. A semi-orthogonal nonnegative matrix tri-factorization algorithm for overlap** community detection

    In this paper, we focus on overlap** community detection and propose an efficient semi-orthogonal nonnegative matrix tri-factorization (semi-ONMTF)...

    Zhaoyang Li, Yuehan Yang in Statistical Papers
    Article 14 March 2024
  4. A new algorithm and a discussion about visualization for logistic reduced rank regression

    Logistic reduced rank regression is a useful data analysis tool when we have multiple binary response variables and a set of predictors. In this...

    Mark de Rooij in Behaviormetrika
    Article Open access 12 July 2023
  5. Kernel density estimation by stagewise algorithm with a simple dictionary

    This study proposes multivariate kernel density estimation by stagewise minimization algorithm based on U -divergence and a simple dictionary. The...

    Kiheiji Nishida, Kanta Naito in Computational Statistics
    Article 02 December 2022
  6. Active-set based block coordinate descent algorithm in group LASSO for self-exciting threshold autoregressive model

    Group LASSO (gLASSO) estimator has been recently proposed to estimate thresholds for the self-exciting threshold autoregressive model, and a group...

    Muhammad Jaffri Mohd Nasir, Ramzan Nazim Khan, ... Darfiana Nur in Statistical Papers
    Article 09 December 2023
  7. Finite Mixture of Birnbaum–Saunders Distributions Using the k-Bumps Algorithm

    Mixture models have received a great deal of attention in statistics due to the wide range of applications found in recent years. This paper...

    Luis Benites, Rocío Maehara, ... Fernando Marmolejo-Ramos in Journal of Statistical Theory and Practice
    Article 09 March 2022
  8. Speeding up the convergence of the alternating least squares algorithm using vector \(\varepsilon \) acceleration and restarting for nonlinear principal component analysis

    Principal component analysis (PCA) is a widely used descriptive multivariate technique in the analysis of quantitative data. When applying PCA to...

    Masahiro Kuroda, Yuichi Mori, Masaya Iizuka in Computational Statistics
    Article 03 May 2022
  9. An Evolutionary Algorithm with Crossover and Mutation for Model-Based Clustering

    An evolutionary algorithm (EA) is developed as an alternative to the EM algorithm for parameter estimation in model-based clustering. This EA...

    Sharon M. McNicholas, Paul D. McNicholas, Daniel A. Ashlock in Journal of Classification
    Article 12 August 2020
  10. Logistic Normal Multinomial Factor Analyzers for Clustering Microbiome Data

    The human microbiome plays an important role in human health and disease status. Next-generating sequencing technologies allow for quantifying the...

    Wangshu Tu, Sanjeena Subedi in Journal of Classification
    Article 07 November 2023
  11. ROBOUT: a conditional outlier detection methodology for high-dimensional data

    This paper presents a methodology, called ROBOUT, to identify outliers conditional on a high-dimensional noisy information set. In particular, ROBOUT...

    Matteo Farnè, Angelos Vouldis in Statistical Papers
    Article Open access 29 September 2023
  12. Robust variable selection for the varying index coefficient models

    Recently, the statistical inference of the varying index coefficient model has been widely concerned. However, to the best of our knowledge, there...

    Article 07 August 2023
  13. Algorithm for error-free determination of the variance of all contiguous subsequences and fixed-length contiguous subsequences for a sequence of industrial measurement data

    The article presents an algorithm for fast and error-free determination of statistics such as the arithmetic mean and variance of all contiguous...

    Andrzej Chmielowiec in Computational Statistics
    Article Open access 19 March 2021
  14. The MELODIC Family for Simultaneous Binary Logistic Regression in a Reduced Space

    Logistic regression is a commonly used method for binary classification. Researchers often have more than a single binary response variable and...
    Mark de Rooij, Patrick J. F. Groenen in Facets of Behaviormetrics
    Chapter 2023
  15. Efficient Estimation of the Additive Risks Model for Interval-Censored Data

    In contrast to the popular Cox model which presents a multiplicative covariate effect specification on the time to event hazards, the semiparametric...
    Tong Wang, Dipankar Bandyopadhyay, Samiran Sinha in Emerging Topics in Modeling Interval-Censored Survival Data
    Chapter 2022
  16. A smoothed semiparametric likelihood for estimation of nonparametric finite mixture models with a copula-based dependence structure

    In this manuscript, we consider a finite multivariate nonparametric mixture model where the dependence between the marginal densities is modeled...

    Michael Levine, Gildas Mazo in Computational Statistics
    Article 27 March 2024
  17. High-dimensional penalized Bernstein support vector classifier

    The support vector machine (SVM) is a powerful classifier used for binary classification to improve the prediction accuracy. However, the...

    Rachid Kharoubi, Abdallah Mkhadri, Karim Oualkacha in Computational Statistics
    Article 16 January 2024
  18. Variable Selection for Hidden Markov Models with Continuous Variables and Missing Data

    We propose a variable selection method for multivariate hidden Markov models with continuous responses that are partially or completely missing at a...

    Fulvia Pennoni, Francesco Bartolucci, Silvia Pandolfi in Journal of Classification
    Article Open access 23 January 2024
  19. An adapted loss function for composite quantile regression with censored data

    This paper investigates an adapted loss function for the estimation of a linear regression with right censored responses. The adapted loss function...

    **aohui Yuan, **nran Zhang, ... Qian Hu in Computational Statistics
    Article 22 May 2023
  20. Parsimony and parameter estimation for mixtures of multivariate leptokurtic-normal distributions

    Mixtures of multivariate leptokurtic-normal distributions have been recently introduced in the clustering literature based on mixtures of elliptical...

    Ryan P. Browne, Luca Bagnato, Antonio Punzo in Advances in Data Analysis and Classification
    Article Open access 27 September 2023
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