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Showing 1-20 of 1,878 results
  1. Unifying Framework for Accelerated Randomized Methods in Convex Optimization

    In this paper, we consider smooth convex optimization problems with simple constraints and inexactness in the oracle information such as value,...
    Pavel Dvurechensky, Alexander Gasnikov, ... Vladimir Zholobov in Foundations of Modern Statistics
    Conference paper 2023
  2. Sparse functional linear models via calibrated concave-convex procedure

    In this paper, we propose a calibrated ConCave-Convex Procedure (CCCP) for variable selection in high-dimensional functional linear models. The...

    Young Joo Lee, Yongho Jeon in Journal of the Korean Statistical Society
    Article 03 December 2023
  3. A New Algorithm for Convex Biclustering and Its Extension to the Compositional Data

    Biclustering is a powerful data mining technique that allows simultaneously clustering rows (observations) and columns (features) in a matrix-format...

    Binhuan Wang, Lanqiu Yao, ... Huilin Li in Statistics in Biosciences
    Article 28 September 2022
  4. Optimization

    Optimization refers to the minimization (or maximization) of a given objective function of several decision variables that satisfy functional...
    Rituparna Sen, Sourish Das in Computational Finance with R
    Chapter 2023
  5. Global Optimization for the Concave-Concave Multiplicative Programming with Coefficient

    In this paper, we present a global optimization algorithm for globally solving the problem (CMPC) of minimizing a concave-concave multiplicative...
    Chang**n Zhu, YongBin OuYang in Intelligent Systems and Computing
    Conference paper 2024
  6. A global two-stage algorithm for non-convex penalized high-dimensional linear regression problems

    By the asymptotic oracle property, non-convex penalties represented by minimax concave penalty (MCP) and smoothly clipped absolute deviation (SCAD)...

    Peili Li, Min Liu, Zhou Yu in Computational Statistics
    Article 22 July 2022
  7. Black-box optimization on hyper-rectangle using Recursive Modified Pattern Search and application to ROC-based Classification Problem

    In statistics, it is common to encounter multi-modal and non-smooth likelihood (or objective function) maximization problems, where the parameters...

    Priyam Das in Sankhya B
    Article 12 October 2023
  8. Construction of optimal designs for quantile regression model via particle swarm optimization

    As an extension of mean regression and being robust against outliers, quantile regression has been used in many fields such as biomedicine, ecology,...

    Yi Zhai, Chen **ng, Zhide Fang in Journal of the Korean Statistical Society
    Article 21 September 2023
  9. Bayesian sparse convex clustering via global-local shrinkage priors

    Sparse convex clustering is to group observations and conduct variable selection simultaneously in the framework of convex clustering. Although a...

    Kaito Shimamura, Shuichi Kawano in Computational Statistics
    Article Open access 05 April 2021
  10. Optimization of Redundancy Allocation Problem Using Quantum Particle Swarm Optimization Algorithm Under Uncertain Environment

    Reliability optimization of a redundancy allocation problem is an important area of research in the literature. The main purpose of this type of...
    Rajesh Paramanik, Sanat Kumar Mahato, Nabaranjan Bhattacharyee in Advances in Reliability, Failure and Risk Analysis
    Chapter 2023
  11. Optimization by Gradient Boosting

    Gradient boosting is a state-of-the-art prediction technique that sequentially produces a model in the form of linear combinations of elementary...
    Chapter 2021
  12. Reliability in Portfolio Optimization using Uncertain Estimates

    Portfolio optimization problems are rather easy to solve if one assumes normality of the (joint) distribution of returns with given parameters and a...

    Raghu Nandan Sengupta, Rachit Seth, Peter Winker in Sankhya B
    Article 08 July 2022
  13. Estimating variances in time series kriging using convex optimization and empirical BLUPs

    We revisit and update estimating variances, fundamental quantities in a time series forecasting approach called kriging, in time series models known...

    Martina Hančová, Andrej Gajdoš, ... Gabriela Vozáriková in Statistical Papers
    Article 22 February 2020
  14. Portfolio Optimization With a Guaranteed Minimum Maturity Benefit and Risk-Adjusted Fees

    We study a portfolio optimization problem involving the loss averse policyholder of a variable annuity with a guaranteed minimum maturity benefit....

    Anne MacKay, Adriana Ocejo in Methodology and Computing in Applied Probability
    Article 23 March 2022
  15. Extended mean-conditional value-at-risk portfolio optimization with PADM and conditional scenario reduction technique

    In this paper, we study mean-conditional value-at-risk portfolio optimization problem with short selling, cardinality constraints and transaction...

    Tahereh Khodamoradi, Maziar Salahi in Computational Statistics
    Article 30 July 2022
  16. Multi-Objective Optimization

    This chapter is dedicated to multi-objective optimization. First, three demonstrative multi-objective tasks are presented. Then, three main...
    Paulo Cortez in Modern Optimization with R
    Chapter 2021
  17. Constrained Optimization

    This chapter discusses the case of constrained optimization, and the additional steps needed to perform Bayesian Optimization in the presence of...
    Chapter 2021
  18. Bivariate Block and Basu’s Exponential Distribution Through Entropy Optimization and Its Application to Rainfall Data

    The q-bivariate Block and Basu’s exponential distribution (q-BBBED) is a generalized version of the bivariate Block and Basu’s exponential...

    Article 29 September 2023
  19. Machine Learning, Regression and Optimization

    Machine learning is a subfield of artificial intelligence (AI). While AI is the ability of the machine to think like humans, machine learning is the...
    Biswa Nath Datta, Biswajit Sahoo in Data Science and SDGs
    Chapter 2021
  20. Bayesian and maximin A-optimal designs for spline regression models with unknown knots

    Optimal designs for spline regression models with multiple unknown knots are investigated using A-optimality, Bayesian and maximin criteria. Locally...

    Isaac Rankin, Julie Zhou in Statistical Papers
    Article 04 September 2023
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