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Showing 61-80 of 10,000 results
  1. Finite-sample properties of estimators for first and second order autoregressive processes

    The class of autoregressive (AR) processes is extensively used to model temporal dependence in observed time series. Such models are easily available...

    Sigrunn H. Sørbye, Pedro G. Nicolau, Håvard Rue in Statistical Inference for Stochastic Processes
    Article Open access 05 December 2021
  2. Calibration Adjustment for Dealing with Nonresponse in the Estimation of Poverty Measures

    The analysis of poverty measures has been receiving increased attention in recent years. This paper contributes to the literature by develo**...
    María Illescas-Manzano, Sergio Martínez-Puertas, ... Antonio Arcos-Rueda in Mathematical and Computational Methods for Modelling, Approximation and Simulation
    Conference paper 2022
  3. Sliced Average Variance Estimation for Tensor Data

    Tensor data have been widely used in many fields, e.g., modern biomedical imaging, chemometrics, and economics, but often suffer from some common...

    Chuan-quan Li, Pei-wen **ao, ... **ao-hui Liu in Acta Mathematicae Applicatae Sinica, English Series
    Article 05 June 2024
  4. A Combined Family of Dual To Ratio Estimators Using a Transformed Auxiliary Variable

    Abstract

    A combined family of dual to ratio estimators for population mean using the transformation of an auxiliary variable has been proposed under...

    Natthapat Thongsak, Nuanpan Lawson in Lobachevskii Journal of Mathematics
    Article 01 September 2022
  5. Two Phase Adaptive Cluster Sampling under Transformed Population Approach

    Abstract

    In survey sampling, it might happen that information on the population mean of the auxiliary variable is not available, but it can be...

    Yashpal Singh Raghav, Rajesh Singh, ... Irfan Ali in Lobachevskii Journal of Mathematics
    Article 01 September 2023
  6. Surrogate Membership for Inferred Metrics in Fairness Evaluation

    As artificial intelligence becomes more embedded into daily activities, it is imperative to ensure models perform well for all subgroups. This is...
    Melinda Thielbar, Serdar Kadıoğlu, ... Lukas Dannull in Learning and Intelligent Optimization
    Conference paper 2023
  7. Expected Shortfall Regression for Censored Data

    Expected shortfall (ES), which conveys information regarding potential exceedances beyond the value-at-risk (VaR), is an important measure to...

    Article 11 September 2023
  8. On the Normal Approximation of the Ratio of Means Estimation of Lognormal Distributions with Application to PM2.5 Concentrations in Northern Thailand

    Abstract

    In this article, we present the point estimation procedures of the ratio of means of two independent lognormal distributions and investigate...

    Lapasrada Singhasomboon, Janjira Piladaeng in Lobachevskii Journal of Mathematics
    Article 01 February 2023
  9. Bootstrap Intervals for the Mean of the Weighted Mixture Generalized Gamma Distribution

    Abstract

    The weighted mixture generalized gamma distribution (WMGG) is derived by combining two distributions, namely the generalized gamma...

    Patchanok Srisuradetchai, Wikanda Phaphan in Lobachevskii Journal of Mathematics
    Article 01 November 2023
  10. Heterogeneity Measure in Meta-analysis without Study-specific Variance Information

    Abstract

    Assessing heterogeneity between the independent studies in a meta-analysis plays a critical role in quantifying the amount of dispersion. The...

    P. Sangnawakij, R. Sittimongkol in Lobachevskii Journal of Mathematics
    Article 01 February 2024
  11. Maximum Full Likelihood Approach to Randomly Truncated Data

    Truncated data are commonly observed in economics, epidemiology, and other fields. The analysis of truncated data is challenging because the observed...

    Manli Cheng, Yukun Liu, ... **g Qin in Journal of Systems Science and Complexity
    Article 07 February 2024
  12. Iterative regularization for low complexity regularizers

    Iterative regularization exploits the implicit bias of optimization algorithms to regularize ill-posed problems. Constructing algorithms with such...

    Cesare Molinari, Mathurin Massias, ... Silvia Villa in Numerische Mathematik
    Article 10 February 2024
  13. Cross-Product Ratio Calculation Under Different Sampling Schemes in Clinical Trials—Case Study of the CYP-GUIDES Trial

    Abstract

    Recent advances in clinical trials have produced effective results for the treatment and prevention of diseases. Therefore, there is always a...

    Article 01 September 2022
  14. Double Moving Extremes Ranked Set Sampling Design

    The traditional simple random sampling (SRS) design method is ine cient in many cases. Statisticians proposed some new designs to increase e ciency....

    Meng Chen, Wang-xue Chen, Rui Yang in Acta Mathematicae Applicatae Sinica, English Series
    Article 03 January 2024
  15. Optimal Strategy for Improved Estimation of Population Variance Using Known Auxiliary Parameters

    The information on auxiliary variables has been shown to be beneficial to improve the precision of study variable estimates. In this paper, an...

    Housila P. Singh, Diksha Arya, Subhash Kumar Yadav in International Journal of Applied and Computational Mathematics
    Article 02 September 2023
  16. Does autocalibration improve goodness of lift?

    Autocalibration is a desirable property since it ensures that the information contained in a candidate premium is used without any bias. It turns out...

    Nicolas Ciatto, Harrison Verelst, ... Michel Denuit in European Actuarial Journal
    Article 21 September 2022
  17. Leadership Through Influence: What Mechanisms Allow Leaders to Steer a Swarm?

    Collective migration of cells and animals often relies on a specialised set of “leaders”, whose role is to steer a population of naive followers...

    Sara Bernardi, Raluca Eftimie, Kevin J. Painter in Bulletin of Mathematical Biology
    Article Open access 10 May 2021
  18. Order Statistics of Generalized Topp–Leone Distribution with Application to Tissue Damage Proportions in Blood

    Abstract

    Order statistic plays an important role in statistical theoretical and practical problems. In this paper, we derive algebraic expressions for...

    Kumar Devendra, Wang Liang, Dey Sanku in Lobachevskii Journal of Mathematics
    Article 01 September 2023
  19. Determination of Population Mean Using Neutrosophic, Exponential-Type Estimator

    Abstract

    When, there is an ambiguity in the data, the classical statistics fails which only dealt with crisp, precise or determinate sorts of data to...

    S. Kumar, S. P. Kour, ... V. Sharma in Lobachevskii Journal of Mathematics
    Article 01 November 2022
  20. Hook length biases and general linear partition inequalities

    Motivated in part by hook-content formulas for certain restricted partitions in representation theory, we consider the total number of hooks of fixed...

    Cristina Ballantine, Hannah E. Burson, ... Boya Wen in Research in the Mathematical Sciences
    Article 29 September 2023
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