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  1. Super implicit two-step collocation methods for ordinary differential equations

    This paper introduces a class of two-step collocation methods for the numerical solution of ordinary differential equations. These methods which are...

    L. Taheri Koltape, G. Hojjati, ... A. Abdi in Computational and Applied Mathematics
    Article 10 July 2024
  2. Examining ALS: reformed PCA and random forest for effective detection of ALS

    ALS (Amyotrophic Lateral Sclerosis) is a fatal neurodegenerative disease of the human motor system. It is a group of progressive diseases that...

    Abdullah Alqahtani, Shtwai Alsubai, ... Ashit Kumar Dutta in Journal of Big Data
    Article Open access 10 July 2024
  3. A Hybrid and Inexact Algorithm for Nonconvex and Nonsmooth Optimization

    The problem of nonconvex and nonsmooth optimization (NNO) has been extensively studied in the machine learning community, leading to the development...

    Yiyang Wang, **aoliang Song in Journal of Systems Science and Complexity
    Article 10 July 2024
  4. Structural iterative rounding for generalized k-median problems

    This paper considers approximation algorithms for generalized k -median problems. These problems can be informally described as k -median with a...

    Anupam Gupta, Benjamin Moseley, Rudy Zhou in Mathematical Programming
    Article Open access 10 July 2024
  5. Emotion AWARE: an artificial intelligence framework for adaptable, robust, explainable, and multi-granular emotion analysis

    Emotions are fundamental to human behaviour. How we feel, individually and collectively, determines how humanity evolves and advances into our shared...

    Gihan Gamage, Daswin De Silva, ... Milos Manic in Journal of Big Data
    Article Open access 10 July 2024
  6. Generalized high-order compact difference schemes for the generalized Rosenau–Burgers equation

    A shallow-water wave propagation model can be described as a generalized Rosenau–Burgers equation with strong nonlinearity and high-order dispersion...

    Shidong Luo, Yuyu He, Yonghui Ling in Computational and Applied Mathematics
    Article 10 July 2024
  7. Rational Reductions for Holonomic Sequences

    Given a holonomic sequence F ( n ), the author characterizes rational functions r ( n ) so that r ( n ) F ( n ) can be summable. The author provides upper and...

    Article 10 July 2024
  8. Integrating Weather Conditions to Forecast the Electricity Price in Belgium Market: A Novel Mixed-Frequency Machine Learning Algorithm

    The fluctuations in weather conditions, such as temperature and wind speed, can impact the process of solar and wind power generation, thereby...

    **aoxu Du, Yi Cai, Zhenpeng Tang in Journal of Systems Science and Complexity
    Article 10 July 2024
  9. Incremental Distillation Physics-Informed Neural Network (IDPINN) Accurately Models the Evolution of Optical Solitons

    Optical solitons play an important role in long-distance, high-capacity communications. To enhance the precision of soliton dynamics modeling, the...

    Zhiyang Zhang, Muwei Liu, Wenjun Liu in Journal of Systems Science and Complexity
    Article 10 July 2024
  10. Numerical simulation, existence and uniqueness for solving nonlinear mixed partial integro-differential equations with discontinuous kernels

    This study describes a new effective technique for solving mixed partial integro-differential equations that are nonlinear with discontinuous kernels...

    Abeer M. Al-Bugami, M. A. Abdou, A. M. S. Mahdy in Journal of Applied Mathematics and Computing
    Article 09 July 2024
  11. Effective matrix adaptation strategy for noisy derivative-free optimization

    In this paper, we introduce a new effective matrix adaptation evolution strategy ( MADFO ) for noisy derivative-free optimization problems. Like every MAES...

    Morteza Kimiaei, Arnold Neumaier in Mathematical Programming Computation
    Article 09 July 2024
  12. Intuitionistic fuzzy muirhead means motivated by frank triangular norms

    The Muirhead Mean (MM) tools are more powerful and well-known operators utilized to express interrelationships among any input arguments...

    Abrar Hussain, Kifayat Ullah, ... Tahir Mahmood in Computational and Applied Mathematics
    Article 09 July 2024
  13. Perturbation of least squares problem of dual linear operator in dual-Hilbert spaces

    We introduce the dual-Hilbert space and study the basic properties of a dual operator and its generalized inverse on this space. We provide upper...

    Yuhang Liu, Haifeng Ma in Computational and Applied Mathematics
    Article 08 July 2024
  14. On circuit diameter bounds via circuit imbalances

    We study the circuit diameter of polyhedra, introduced by Borgwardt, Finhold, and Hemmecke (SIAM J. Discrete Math. 29 (1), 113–121 (2015)) as a...

    Daniel Dadush, Zhuan Khye Koh, ... László A. Végh in Mathematical Programming
    Article Open access 08 July 2024
  15. Multi-attribute decision-making problem using complex q-rung orthopair fuzzy interaction aggregation operators

    The complex q -rung orthopair fuzzy sets are an important way to express uncertain and ambiguous information, and they are superior to the complex...

    Ziad Khan, Ikhtesham Ullah, ... Madad Khan in Journal of Applied Mathematics and Computing
    Article 08 July 2024
  16. Monoidal strengthening and unique lifting in MIQCPs

    Using the recently proposed maximal quadratic-free sets and the well-known monoidal strengthening procedure, we show how to improve intersection cuts...

    Antonia Chmiela, Gonzalo Muñoz, Felipe Serrano in Mathematical Programming
    Article 08 July 2024
  17. Incremental concept cognitive learning in dynamic formal contexts based on attribute partial order structure diagram

    Partial order formal structure analysis (POFSA) is an emerging theory in the field of concept cognitive learning (CCL). Attribute partial order...

    Yunli Ren, Yunxia Zhang, Wenxue Hong in Computational and Applied Mathematics
    Article 08 July 2024
  18. Open problem on the maximum exponential augmented Zagreb index of unicyclic graphs

    A topological index is a numerical property of a molecular graph that explains structural features of molecules. The potential of topological indices...

    Kinkar Chandra Das, Sourav Mondal, Da-yeon Huh in Computational and Applied Mathematics
    Article 05 July 2024
  19. Stability in Inverse Problem of Determining Two Parameters for the Moore-Gibson-Thompson Equation with Memory Terms

    In this paper, the authors consider the inverse problem for the Moore-Gibson-Thompson equation with a memory term and variable diffusivity, which...

    Songren Fu, Liangbiao Chen, Ji-Feng Zhang in Journal of Systems Science and Complexity
    Article 05 July 2024
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