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Showing 1-20 of 1,243 results
  1. The appeals of quadratic majorization–minimization

    Majorization–minimization (MM) is a versatile optimization technique that operates on surrogate functions satisfying tangency and domination...

    Marc C. Robini, Lihui Wang, Yuemin Zhu in Journal of Global Optimization
    Article 28 January 2024
  2. An inexact proximal majorization-minimization algorithm for remote sensing image stripe noise removal

    The stripe noise existing in remote sensing images badly degrades the visual quality and restricts the precision of data analysis. Therefore, many...

    Chengjing Wang, Xile Zhao, ... Peipei Tang in Numerical Algorithms
    Article 12 January 2024
  3. Majorization-minimization-based Levenberg–Marquardt method for constrained nonlinear least squares

    A new Levenberg–Marquardt (LM) method for solving nonlinear least squares problems with convex constraints is described. Various versions of the LM...

    Naoki Marumo, Takayuki Okuno, Akiko Takeda in Computational Optimization and Applications
    Article Open access 17 January 2023
  4. A majorization–minimization-based method for nonconvex inverse rig problems in facial animation: algorithm derivation

    Automated methods for facial animation are a necessary tool in the modern industry since the standard blendshape head models consist of hundreds of...

    Stevo Racković, Cláudia Soares, ... Zoranka Desnica in Optimization Letters
    Article Open access 20 May 2023
  5. A Majorization-Minimization Algorithm for Optimal Sensor Location in Distributed Parameter Systems

    The wide availability of effective and efficient convex optimization algorithms makes convex relaxation of optimum sensor location problems enjoy...
    Dariusz Uciński in Advanced, Contemporary Control
    Conference paper 2023
  6. Wideband MIMO Radar Transmit Beampattern Synthesis via Majorization–Minimization

    We consider the design of constant-modulus waveforms for wideband multiple-input multiple-output radar. The aim is to match a desired transmit...

    Zhongrui Huang, Bo Tang, ... Lilong Qin in Circuits, Systems, and Signal Processing
    Article 07 May 2021
  7. Majorization–Minimization approach for real-time enhancement of sparsity-driven SAR imaging

    The earlier works in the context of sparsity-driven SAR imaging have shown significant improvement in the reconstruction process due to admitting...

    Anahita Asadipooya, Sadegh Samadi, ... Reza Mohseni in Journal of Real-Time Image Processing
    Article 05 March 2021
  8. Efficiency of higher-order algorithms for minimizing composite functions

    Composite minimization involves a collection of functions which are aggregated in a nonsmooth manner. It covers, as a particular case, smooth...

    Yassine Nabou, Ion Necoara in Computational Optimization and Applications
    Article 10 October 2023
  9. Multinomial Restricted Unfolding

    For supervised classification we propose to use restricted multidimensional unfolding in a multinomial logistic framework. Where previous research...

    Mark de Rooij, Frank Busing in Journal of Classification
    Article Open access 01 March 2024
  10. 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
  11. Advanced Techniques in Optimization for Machine Learning and Imaging

    In recent years, non-linear optimization has had a crucial role in the development of modern techniques at the interface of machine learning and...

    Alessandro Benfenati, Federica Porta, ... Marco Viola in Springer INdAM Series
    Conference proceedings 2024
  12. Majoration-Minimization for Sparse SVMs

    Several decades ago, Support Vector Machines (SVMs) were introduced for performing binary classification tasks, under a supervised framework....
    Alessandro Benfenati, Emilie Chouzenoux, ... Mahsa Yousefi in Advanced Techniques in Optimization for Machine Learning and Imaging
    Conference paper 2024
  13. Hybrid priors based on weighted hyper-Laplacian with overlapping group sparsity for poisson noise removal

    Poisson noise widely exists in photo-limited imaging systems, which is very difficult to remove because of its signal-dependent and multiplicative...

    Yuanna He, Jianguang Zhu, Binbin Hao in Signal, Image and Video Processing
    Article 24 March 2023
  14. Infimal convolution and AM-GM majorized total variation-based integrated approach for biosignal denoising

    Biomedical measurements are generally contaminated with substantial noise from various sources, including thermal noise, interference from other...

    Vinit Kumar, Priya Ranjan Muduli in Signal, Image and Video Processing
    Article 13 December 2023
  15. A Local MM Subspace Method for Solving Constrained Variational Problems in Image Recovery

    This article introduces a new penalized majorization–minimization subspace algorithm (P-MMS) for solving smooth, constrained optimization problems....

    Emilie Chouzenoux, Ségolène Martin, Jean-Christophe Pesquet in Journal of Mathematical Imaging and Vision
    Article 07 August 2022
  16. Energy efficiency optimization for a RIS-assisted multi-cell communication system based on a practical RIS power consumption model

    Reconfigurable intelligent surface (RIS) is widely accepted as a potential technology to assist in communication between base stations (BSs) and...

    Article 01 December 2023
  17. Efficient seismic data reconstruction based on Geman function minimization

    Seismic data typically contain random missing traces because of obstacles and economic restrictions, influencing subsequent processing and...

    Yan-Yan Li, Li-Hua Fu, ... Wan-Juan Zhang in Applied Geophysics
    Article 01 June 2022
  18. Refining the time–frequency characteristic of non-stationary signal for improving time–frequency representation under variable speeds

    Time–frequency ridge not only exhibits the variable process of non-stationary signal with time changing but also provides the information of signal...

    Yi Liu, Hang Xiang, ... Jiawei Xiang in Scientific Reports
    Article Open access 30 March 2023
  19. Convergence analysis of block majorize-minimize subspace approach

    Emilie Chouzenoux, Jean-Baptiste Fest in Optimization Letters
    Article 16 September 2023
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