Showing 1,941 - 1,960 results of 4,089 for search 'Narkom~', query time: 2.13s Refine Results
  1. 1941

    Modeling and Analysis of Postdisaster Aviation Medical Rescue Process Using SPN-MC by Qingsong Zhang, Xuezheng Wang, Yijia Jin, Xingna Luo

    Published 2022-01-01
    “…The dynamic discrete modeling of the postdisaster aviation medical rescue process was carried out in combination with the stochastic Petri net (SPN) theory, and the effectiveness of the process of postdisaster aviation medical rescue was analyzed by using the isomorphism relationship between SPN and Markov chain (MC). Finally, the Sichuan Jiuzhaigou Earthquake event was taken as a case study to carry out the performance analysis and sensitivity analysis of the postdisaster aviation medical rescue process model. …”
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    Article
  2. 1942

    Global Multi-Phase Path Planning Through High-Level Reinforcement Learning by Babak Salamat, Sebastian-Sven Olzem, Gerhard Elsbacher, Andrea M. Tonello

    Published 2024-01-01
    “…Our approach utilizes a Markov Decision Process (MDP) framework and high-level reinforcement learning techniques to ensure trajectory smoothness, continuity, and compliance with constraints. …”
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    Article
  3. 1943

    Low-Redshift Observational Constraints on Dark Energy Cosmologies by Mohammad Malekjani

    Published 2023-10-01
    “…Applying the Markov chain Monte Carlo algorithm and using low-redshift observational data, we put cosmological constraints on dark energy cosmologies. …”
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    Article
  4. 1944

    Power Data Access Viewer-Based Meteorological Drought Analysis and Rainfall Variability in the Nile River Basin by Birara Gebeyhu

    Published 2024-01-01
    “…Bias correction procedures were implemented to refine the monthly rainfall data for Bahirdar, Markos, Nekemt, and Muger stations, resulting in notable improvements in the coefficient of determination (R2) that were increased from 0.74 to 0.93, 0.72 to 0.89, 0.71 to 0.96, and 0.69 to 0.84, respectively. …”
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    Article
  5. 1945

    Uncertainty Quantification of GEKO Model Coefficients on Compressible Flows by Yeong-Ki Jung, Kyoungsik Chang, Jae Hyun Bae

    Published 2021-01-01
    “…The affine invariant ensemble algorithm (AIES) is selected to characterize the posterior distribution via Markov chain Monte Carlo sampling. Calibrated model coefficients are extracted from posterior distributions obtained through Bayesian inference, which is based on the point-collocation nonintrusive polynomial chaos (NIPC) method. …”
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    Article
  6. 1946

    Application and Analysis of Multicast Blocking Modelling in Fat-Tree Data Center Networks by Guozhi Li, Songtao Guo, Guiyan Liu, Yuanyuan Yang

    Published 2018-01-01
    “…Then the blocking probability of downlink in the next time-slot is calculated in multicast subnetwork by using Markov chains theory. With the obtained probability, we select the optimal downlink based on the available core switch. …”
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  7. 1947

    Does Regime-Dependent Volatility Drive Dynamism in Investor Herding? by Komal Jindal, Meera Bamba, Mamta Aggarwal

    Published 2024-06-01
    “…Hence, the objective of this paper is to investigate the dynamic herd behaviour for S&P BSE 500 from 2009-2023 using the Markov Regime Switching model. Results exhibit the occurrence of three regimes, namely, high, low, and extremely volatile regimes. …”
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    Article
  8. 1948

    Analysis of anomalous behaviour in network systems using deep reinforcement learning with convolutional neural network architecture by Mohammad Hossein Modirrousta, Parisa Forghani Arani, Reza Kazemi, Mahdi Aliyari‐Shoorehdeli

    Published 2024-12-01
    “…The objective is to develop a system for intrusion detection based on deep reinforcement learning. On the basis of the Markov decision procedure, the developed system can construct patterns appropriate for classification purposes based on extensive amounts of informative records. …”
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    Article
  9. 1949

    A Novel Energy Consumption Prediction Model Integrating Real-Time Traffic State Recognition and Velocity Prediction of BEVs by Yue Li, Yu Jiang, Jianhua Guo, Dong Xie

    Published 2024-01-01
    “…In addition, a Fuzzy-Markov-based velocity prediction model is developed to generate future velocity profiles under diverse traffic scenarios. …”
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    Article
  10. 1950

    Application of CNN-LSTM Model for Vehicle Acceleration Prediction Using Car-following Behavior Data by Shuning Tang, Yajie Zou, Hao Zhang, Yue Zhang, Xiaoqiang Kong

    Published 2024-01-01
    “…The analysis results from the coupled hidden Markov model (CHMM) are used to evaluate the driving behavior differences between different drivers by Wasserstein distance. …”
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    Article
  11. 1951

    Predicting Wet-Road Crashes Using the Finite-Mixture Zero-Truncated Negative Binomial Model by Ying Chen, Zhongxiang Huang

    Published 2020-01-01
    “…The model is applied to three-year wet-road crash data on 395 divided roadway segments (total 586 km), and the parameters are estimated using the Markov chain Monte Carlo (MCMC) method. Comparison indicates that the proposed FMZTNB model has better fitting performance and is more accurate in predicting the number of wet-road crashes. …”
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    Article
  12. 1952

    Calibration verification for stochastic agent-based disease spread models. by Maya Horii, Aidan Gould, Zachary Yun, Jaideep Ray, Cosmin Safta, Tarek Zohdi

    Published 2024-01-01
    “…The first calibration method is a Bayesian inference approach using an empirically-constructed likelihood and Markov chain Monte Carlo (MCMC) sampling, while the second method is a likelihood-free approach using approximate Bayesian computation (ABC). …”
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  13. 1953

    Is non-contrast-enhanced magnetic resonance imaging cost-effective for screening of hepatocellular carcinoma? by Genevieve Jingwen Tan, Chau Hung Lee, Yan Sun, Cher Heng Tan

    Published 2024-01-01
    “…Methods: Cost-effectiveness analysis of no surveillance, US surveillance and NCEMRI surveillance was performed using Markov modelling and microsimulation. At-risk patient cohort was simulated and followed up for 40 years to estimate the patients’ disease status, direct medical costs and effectiveness. …”
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    Article
  14. 1954

    Crisis Monitoring in Financial Sectors Using CAMEL Partial Triadic Analysis Model by Rody Guzman-Garzon, Purificacion Galindo-Villardon, Purificacion Vicente-Galindo

    Published 2025-01-01
    “…Future research could extend the model by integrating all balance sheet variables against the base CPTA model through the application of Hidden Markov models.…”
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    Article
  15. 1955

    Multiple Unmanned Aerial Vehicle Collaborative Target Search by DRL: A DQN-Based Multi-Agent Partially Observable Method by Heng Xu, Dayong Zhu

    Published 2025-01-01
    “…The simulation environment for UAV target search is constructed through the custom Markov Decision Process. By comparing the PODQN algorithm with random strategy, DQN, Double DQN, Dueling DQN, VDN, QMIX, it is demonstrated that the proposed PODQN algorithm has the best performance under different agent configurations.…”
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  16. 1956

    Advanced Monte Carlo for Acquisition Sampling in Bayesian Optimization by Javier Garcia-Barcos, Ruben Martinez-Cantin

    Published 2025-01-01
    “…We introduce a simplified version of Boltzmann sampling, and we analyze multiple Markov chain Monte Carlo (MCMC) methods with a numerically improved log EI implementation for acquisition sampling. …”
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    Article
  17. 1957

    Multifeature Contrast Enhancement Algorithm for Digital Media Images Based on the Diffusion Equation by Jijun Wang, Yi Yuan, Guoxiang Li

    Published 2022-01-01
    “…In this paper, the proposed algorithm experiments with several sets of Kor Kor resolution remote sensing images, respectively, and the Markov random field model and fully convolutional network (FCN) algorithm are used as the comparison algorithm. …”
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    Article
  18. 1958

    Clinical and Economic Evaluation of Transdermal Oxybutynin in the Treatment of Overactive Bladder in Spain by Carlos Crespo, Pedro Blasco, Marcelo Guigini, Jordi Galván

    Published 2018-01-01
    “…**Materials and Methods:** A Markov model was built with monthly cycles for a 5-year time frame. …”
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    Article
  19. 1959

    Cost-effectiveness analysis of eribulin versus dacarbazine in patients with advanced liposarcoma by Miaomiao Zhang, Jinlong Huang, Xiaochun Zheng, Ping Huang, Xiuli Yang

    Published 2025-01-01
    “…We established a 10-year Markov model to compare the cost-effectiveness of eribulin and dacarbazine regimens. …”
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    Article
  20. 1960

    A Midcourse Guidance Method Combined with Trajectory Prediction for Antinear-Space-Gliding Vehicles by JiaQing Wan, Qian Zhang, Hao Zhang, JiaNing Liu

    Published 2022-01-01
    “…An interactive multiple-model method of variable structure is proposed to identify the characteristics of the maneuver mode by introducing a fading factor and the modified Markov probability transfer matrix and then predict the trajectory through numerical integration. …”
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