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  1. 861

    A Hybrid PID-Fuzzy Control for Linear SISO Systems with Variant Communication Delays by Adrian-Bogdan Hanchevici, Monica Patrascu, Ioan Dumitrache

    Published 2012-01-01
    “…The input for the fuzzy logic controller (FLC) is represented by the delay and the variation of delay, and the output is used to adapt the PID controller’s command to the new value of the communication delay which occurs in the network. …”
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  2. 862
  3. 863

    Approximate Analytical Solution to Nonlinear Delay Differential Equations by Using Sumudu Iterative Method by Asfaw Tsegaye Moltot, Alemayehu Tamirie Deresse

    Published 2022-01-01
    “…In this study, an efficient analytical method called the Sumudu Iterative Method (SIM) is introduced to obtain the solutions for the nonlinear delay differential equation (NDDE). This technique is a mixture of the Sumudu transform method and the new iterative method. …”
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  4. 864
  5. 865

    Lateral Parametric Vibration of Footbridge under Pedestrian Excitation considering the Time-Delay Effect by Zhou Chen, Hongxin Lin, Deyuan Deng, Wanjie Xu, Hanwen Lu, Zepeng Chen

    Published 2021-01-01
    “…Finally, the paper investigates influences of the time-delay effect on the system parameter vibration. Research shows that: the model established in the paper is reliable; the closer the walking frequency is to two times of the natural frequency, the fewer number of pedestrians are required to excite large vibrations; when the number of pedestrians exceeds the critical number in consideration of nonlinear vibration, the vibration amplitude tends to be stable constant-amplitude vibration, and the amplitude of vibration response is unstable constant-amplitude vibration when only linear vibration is considered; the following factors have an impact on the response amplitude, including the number of pedestrians on footbridge per unit time, damping, initial conditions, and the number of pedestrians in synchronized adjustment. …”
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  6. 866

    State-Feedback Stabilization for Stochastic High-Order Nonlinear Systems with Time-Varying Delays by Fangzheng Gao, Zheng Yuan, Fushun Yuan

    Published 2014-01-01
    “…This paper investigates the problem of state-feedback stabilization for a class of stochastic high-order nonlinear systems with time-varying delays. Under the weaker conditions on the power order and the nonlinear growth, by using the method of adding a power integrator, a state-feedback controller is successfully designed, and the global asymptotic stability in the probability of the resulting closed-loop system is proven with the help of an appropriate Lyapunov-Krasovskii functional. …”
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  7. 867

    The Asymptotic Behaviours of a Class of Neutral Delay Fractional-Order Pantograph Differential Equations by Baojun Miao, Xuechen Li

    Published 2017-01-01
    “…By using fractional calculus and the summation by parts formula in this paper, the asymptotic behaviours of solutions of nonlinear neutral fractional delay pantograph equations with continuous arguments are investigated. …”
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  8. 868

    Investigation of fractional-order pantograph delay differential equations using Sumudu decomposition method by Asrar Saleh Alsulami, Mariam Al-Mazmumy, Maryam Ahmed Alyami, Mona Alsulami

    Published 2024-12-01
    “…This paper combines the Sumudu transform with the Adomian decomposition method to address Caputo-type fractional-order pantograph delay differential equations. It features numerical evaluations that confirm the effectiveness of the proposed methods. …”
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  9. 869

    Determinan yang mempengaruhi keberlanjutan bisnis toko sembako di Kecamatan Medan Denai by Juni Anggriany, Isnaini Harahap, Aqwa Naser Daulay

    Published 2024-12-01
    “…Kondisi Ekonomi (X2) menunjukkan pengaruh positif dan signifikan terhadap keberlanjutan bisnis dengan nilai signifikansi 0,005 dan nilai t-hitung 3,117. …”
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  10. 870
  11. 871

    Experimental Study of Blast-Induced Vibration Characteristics Based on the Delay-Time Errors of Detonator by Ping Wang, Yuanjun Ma, Yongjian Zhu, Jun Zhu

    Published 2020-01-01
    “…The results showed that the particle peak vibration velocity (PPV) was 13.1783 cm/s and 3.4856 cm/s with a drop of 73.55% in comparison with a nonel detonator and digital electronic detonator, which proved that hole-by-hole blasting in the high-precision nonel detonator network was not achieved due to the delay error of detonators. …”
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  12. 872

    Determinants of Patient Delay in Seeking Diagnosis and Treatment among Moroccan Women with Cervical Cancer by Fatima Ouasmani, Zaki Hanchi, Bouchra Haddou Rahou, Rachid Bekkali, Samir Ahid, Abdelhalem Mesfioui

    Published 2016-01-01
    “…This study sought to investigate potential determinants of patient delay among Moroccan women with cervical cancer. …”
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  13. 873
  14. 874

    Dynamics of a General Stochastic Nonautonomous Lotka-Volterra Model with Delays and Impulsive Perturbations by Qing Wang, Yongguang Yu, Shuo Zhang

    Published 2015-01-01
    “…A stochastic nonautonomous N-species Lotka-Volterra model with delays and impulsive perturbations is investigated. …”
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  15. 875

    Energy-Optimized Consensus Formation Control for the Time-Delayed Bilateral Teleoperation System of UAVs by Hui-yu Sun, Guang-ming Song, Zhong Wei, Ying Zhang

    Published 2018-01-01
    “…This paper proposes an energy-optimized consensus formation scheme for the time-delayed bilateral teleoperation system of multiple unmanned aerial vehicles (UAVs) in the obstructed environment. …”
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  16. 876

    Exponential Stability of Linear Discrete Systems with Variable Delays via Lyapunov Second Method by Josef Diblík

    Published 2017-01-01
    “…The paper investigates the exponential stability of a linear system of difference equations with variable delays xk+1=Axk+∑i=1sBikxk-mik, k=0,1,… , where s∈N, A is a constant square matrix, Bik are square matrices, mik∈N∪0, and mik≤m for an m∈N. …”
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  20. 880

    Analysis of Vibration Control of Nonlinear Beam Using a Time-Delayed PPF Controller by Yueli Chen, Juhong Ge

    Published 2020-01-01
    “…The maximum limits of time delays at which the system remains stable have been determined for different values of control parameters. …”
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