Showing 81 - 100 results of 159 for search '"Stochastic approximation', query time: 0.05s Refine Results
  1. 81

    Bearing Fault Diagnosis Method based on Self-adaptive Stochastic Resonance of Genetic Algorithm and VMD by Zhang Chao, He Yuanyuan

    Published 2018-01-01
    “…The stochastic resonance( SR) needs to meet the approximative condition when dealing with the measured bearing fault signal,it needs to meet small signal parameters. …”
    Get full text
    Article
  2. 82

    Spatial Spread of Tuberculosis through Neighborhoods Segregated by Socioeconomic Position: A Stochastic Automata Model by David Rehkopf, Alice Furumoto-Dawson, Anthony Kiszewski, Tamara Awerbuch-Friedlander

    Published 2015-01-01
    “…Increasing the treatment in neighborhoods of a lower socioeconomic level from 40% to 90% results in an additional decrease of approximately 25% in the number of infected individuals overall. …”
    Get full text
    Article
  3. 83

    IMT to Satellite Stochastic Interference Modeling and Coexistence Analysis of Upper 6 GHz-Band Service by Reza Aghazadeh Ayoubi, Dario Tagliaferri, Filippo Morandi, Luca Rinaldi, Laura Resteghini, Christian Mazzucco, Umberto Spagnolini

    Published 2023-01-01
    “…Furthermore, we propose an approximate geometrical-based stochastic model of interference (GSMI) as an alternative method to SMI when the clutter-loss distribution is unavailable. …”
    Get full text
    Article
  4. 84

    Spatiotemporal air quality prediction using stochastic advection–diffusion model for multimodal data fusion by Byeongseong Choi, Michelle A Hummel

    Published 2025-01-01
    “…Here, we propose a probabilistic spatiotemporal model, based on the stochastic advection–diffusion (SAD) equation, as a data fusion method to process multimodal air quality data to predict hourly concentrations of fine particulate matter (PM _2.5 ). …”
    Get full text
    Article
  5. 85

    A Two-Stage Chance Constrained Approach with Application to Stochastic Intermodal Service Network Design Problems by Yi Zhao, Qingwan Xue, Zhichao Cao, Xi Zhang

    Published 2018-01-01
    “…As a consequence, operational research on intermodal freight transportation has received more attention and developed rapidly, but it is still a young research field. In this paper, a stochastic intermodal service network design problem is introduced in a sea-rail transportation system, which considers stochastic travel time, stochastic transfer time, and stochastic container demand. …”
    Get full text
    Article
  6. 86

    A new hybrid distance and similarity based scenario reduction approach for stochastic economic operation of microgrid by Gaurav Gangil, Amit Saraswat, Sunil Kumar Goyal

    Published 2025-03-01
    “…This paper attempts to develop a multi-time period stochastic optimization model for economic operations of a typical microgrid by employing a scenario-based analysis approach to exploit various uncertainties associated with variable renewable energy (VRE) generations, electricity prices, and load demand. …”
    Get full text
    Article
  7. 87

    Fast Fourier Transform Based Power Option Pricing with Stochastic Interest Rate, Volatility, and Jump Intensity by Jiexiang Huang, Wenli Zhu, Xinfeng Ruan

    Published 2013-01-01
    “…Firstly, we present a more general and realistic double-exponential jump model with stochastic volatility, interest rate, and jump intensity. …”
    Get full text
    Article
  8. 88

    Improved Estimation of the Initial Number of Susceptible Individuals in the General Stochastic Epidemic Model Using Penalized Likelihood by Changhyuck Oh

    Published 2014-01-01
    “…This short note describes how to improve the maximum likelihood estimators of the infection rate and the initial number of susceptible individuals and provides their approximate Hessian matrix for the general stochastic epidemic model by using the concept of the penalized likelihood function. …”
    Get full text
    Article
  9. 89
  10. 90

    Hybrid Plant Growth: Integrating Stochastic, Empirical, and Optimization Models with Machine Learning for Controlled Environment Agriculture by Nezha Kharraz, István Szabó

    Published 2025-01-01
    “…This study introduces a novel hybrid plant growth model integrating stochastic, empirical, and optimization approaches, using Internet of Things sensors for real-time data collection. …”
    Get full text
    Article
  11. 91

    Existence and Uniqueness of Mild Solutions to Some Neutral Stochastic Partial Functional Integrodifferential Equations with Non-Lipschitz Coefficients by Mamadou Abdoul Diop, Khalil Ezzinbi, Modou Lo

    Published 2012-01-01
    “…The results are obtained by using the method of successive approximation. An example is provided to illustrate the results of this work.…”
    Get full text
    Article
  12. 92

    K-SMPC: Koopman Operator-Based Stochastic Model Predictive Control for Enhanced Lateral Control of Autonomous Vehicles by Jin Sung Kim, Ying Shuai Quan, Chung Choo Chung, Woo Young Choi

    Published 2025-01-01
    “…This paper proposes Koopman operator-based Stochastic Model Predictive Control (K-SMPC) for enhanced lateral control of autonomous vehicles. …”
    Get full text
    Article
  13. 93

    Stochastic Bifurcations of a Fractional-Order Vibro-Impact System Driven by Additive and Multiplicative Gaussian White Noises by Yong-Ge Yang, Ya-Hui Sun, Wei Xu

    Published 2019-01-01
    “…Firstly, we can remove the discontinuity of the original system with the help of nonsmooth transformation and obtain the equivalent stochastic system. Then, we adopt the stochastic averaging method to get the approximately analytical solutions. …”
    Get full text
    Article
  14. 94

    ROTI‐Based Stochastic Model to Improve GNSS Precise Point Positioning Under Severe Geomagnetic Storm Activity by Xiaomin Luo, Junfeng Du, João Francisco Galera Monico, Chao Xiong, Jingbin Liu, Xinmei Liang

    Published 2022-07-01
    “…At present, common stochastic models in GNSS PPP, such as the elevation angle stochastic (EAS) model or carrier‐to‐noise power‐density ratio (C/N0) based SIGMA‐ε model, do not properly consider storm effects on GNSS measurements. …”
    Get full text
    Article
  15. 95

    ON APPLICATION OF ARTIFICIAL NEURAL NETWORKS FOR MODELING OF WATER CONSUMPTION by Alexander N. Salugin, Roman N. Balkushkin

    Published 2021-02-01
    “…Without going into the physical essence of the processes, they can be used to approximate and make reliable predictions, which is a prerequisite for the development of dynamic-stochastic concepts in the management of water resources.…”
    Article
  16. 96

    Solving Decision-Dependent Games by Learning From Feedback by Killian Wood, Ahmed S. Zamzam, Emiliano Dall'Anese

    Published 2024-01-01
    “…The paper presents guarantees for the approximation of the cost of each agent. Furthermore, a stochastic gradient-based algorithm is developed and analyzed for finding the Nash equilibrium in a distributed fashion. …”
    Get full text
    Article
  17. 97

    A Class of Expected Value Bilevel Programming Problems with Random Coefficients Based on Rough Approximation and Its Application to a Production-Inventory System by Liming Yao, Jiuping Xu

    Published 2013-01-01
    “…The expected value operator technique is used to deal with the objective function, and rough approximation is applied to convert the stochastic constraint into a crisp constraint. …”
    Get full text
    Article
  18. 98

    Adaptive Fuzzy Fault-Tolerant Output Feedback Tracking Control of Uncertain Stochastic Nonlinear Systems with Unknown Time-Delay and Tracking Error Constrained by Shuai Sui, Shaocheng Tong, Yongming Li

    Published 2014-01-01
    “…The fuzzy logic systems are used to approximate the unknown nonlinear functions, and a fuzzy adaptive observer is designed for estimating the unmeasured states. …”
    Get full text
    Article
  19. 99

    Fault Diagnosis and Fault Tolerant Control for Non-Gaussian Singular Time-Delayed Stochastic Distribution Systems with Disturbance Based on the Rational Square-Root Model by Yuancheng Sun, Zhanhong Liang

    Published 2016-01-01
    “…For the non-Gaussian singular time-delayed stochastic distribution control (SDC) system with unknown external disturbance where the output probability density function (PDF) is approximated by the rational square-root B-spline basis function, a robust fault diagnosis and fault tolerant control algorithm is presented. …”
    Get full text
    Article
  20. 100

    The Relationship Between Education Funding and Student Performance in Unity Schools in Nigeria by Elizabeth Hassan, Wim Groot, Louis Volante

    Published 2025-01-01
    “…Using ordinary least squares (OLS) regression and stochastic frontier analysis (SFA), we investigate the relationship between education funding and student performance using a representative sample of secondary schools in Nigeria and analyze school efficiency in utilizing the funding (budget). …”
    Get full text
    Article