Showing 5,781 - 5,800 results of 55,072 for search '"model"', query time: 0.19s Refine Results
  1. 5781

    Nonlinear stability of traveling wavefronts in an age-structured reaction-diffusion population model by Guangrui Li, Ming Mei, Yau Shu Wong

    Published 2007-12-01
    “…Numerical simulations are carried out toconfirm the theoretical results, and the traveling wavefronts with a large delayterm in the model are reported.…”
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    Article
  2. 5782

    A Logistic Growth Model with Discrete-Time Delay and a Restriction on Harvesting by Martin Anokye

    Published 2024-01-01
    “…The paper examines the fish population dynamics of a delay logistic model with restrictions on harvesting in a deterministic environment. …”
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    Article
  3. 5783

    Comparison of the Performance of Pegasos and Traditional Models in the Task of Sentiment Classification of Product Reviews by Zhu Di

    Published 2025-01-01
    “…The key to achieving high accuracy of sentiment classification is to select appropriate models for training. However, most of the existing research literature only uses traditional models or does not have a scientific comparison between models, and only provides training steps for a model that can be used for text sentiment analysis. …”
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  4. 5784
  5. 5785

    Risk Measurement for Portfolio Credit Risk Based on a Mixed Poisson Model by Rongda Chen, Huanhuan Yu

    Published 2014-01-01
    “…In the process of model construction, the classical structural approach and option pricing formula contribute to estimate dynamic default probabilities of single obligor, which helps to obtain the dynamic Poisson intensities under the model assumption. …”
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    Article
  6. 5786

    Research on Enterprise Supply Chain Optimization Model and Algorithm Based on Fuzzy Clustering by Shizhen Bai, Hongbin Sun

    Published 2021-01-01
    “…Because the single-level distribution network structure of production enterprises is not suitable for large-scale logistics distribution, this paper proposes a distribution network structure design that accords with economies of scale and establishes an enterprise supply chain optimization model based on the fuzzy clustering algorithm. Using this optimization method to optimize the inventory of enterprise logistics supply chain, the operation is fast, the result is correct and reasonable, and it can provide good decision support for the distribution network of logistics enterprises. …”
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    Article
  7. 5787

    Flood hazard simulation and mapping using digital elevation models with different resolutions by G.R. Puno, R.C.C. Puno, I.V. Maghuyop

    Published 2022-07-01
    “…This study aimed to compare the accuracy statistics of the flood models developed using the digital elevation datasets with different resolutions from the light detection and ranging and interferometric synthetic aperture radar systems.METHODS: The study applied the Hydrologic Engineering Center-Hydrologic Modeling System and Hydrologic Engineering Center-River Analysis System models workable within the geographic information system to simulate and map flood hazards in Maapag Watershed. …”
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  8. 5788

    Towards an Analytical Age-Dependent Model of Contrast Sensitivity Functions for an Ageing Society by Karine Joulan, Roland Brémond, Nicolas Hautière

    Published 2015-01-01
    “…However, an age-dependent analytical model of the CSF is not available to date. In this paper, we propose such an analytical CSF model based on visual mechanisms, taking into account the age factor. …”
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    Article
  9. 5789

    An Electrical Insulator Defects Detection Method Combined Human Receptive Field Model by Li Guo, Yu Liao, Hongying Yao, Jinhao Chen, Manran Wang

    Published 2018-01-01
    “…This paper proposed an insulator defect detection method inspired by human receptive field model, which meets the requirements for detecting defect insulator in a simple background. …”
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    Article
  10. 5790
  11. 5791

    Study on the Equilibrium Discriminant Model of Urban Agglomeration Transport Supply and Demand Structure by Z. Y. Liu, C. B. Li, M. Y. Jian

    Published 2018-01-01
    “…Firstly, based on the analysis of the influencing factors, an urban agglomeration transport demand structure model was established using entropy theory. Secondly, according to the actual passenger and freight turnover of urban agglomeration, a transport supply structure model was proposed with entropy theory. …”
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    Article
  12. 5792

    Application of Video Processing Technology Based on Diffusion Equation Model in Basketball Analysis by Yafeng Feng, Xianguo Liu

    Published 2021-01-01
    “…We introduced the classic watershed segmentation algorithm and used forward-backward diffusion to process video images to reduce oversegmentation, introduced the active contour model and its improved GVF Snake, and analyzed the idea of how to use anisotropic diffusion and improve the GVF Snake model to get a new GGVF Snake model. …”
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    Article
  13. 5793

    Modelling Lake Ice Phenology with an Examination of Satellite-Detected Subgrid Cell Variability by Laura C. Brown, Claude R. Duguay

    Published 2012-01-01
    “…Lake ice was simulated for the province of Quebec, Canada, for both contemporary and future climate conditions using a one-dimensional thermodynamic ice model. The model was forced with NARR data (32 km) and both the daily IMS product (4 km) and the MODIS snow product (500 m) were assessed for their utility at determining lake ice phenology at the subgrid cell level (based on the 32 km NARR grid). …”
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  14. 5794

    The Impulsive Model with Pest Density and Its Change Rate Dependent Feedback Control by Ihsan Ullah Khan, Sanyi Tang

    Published 2020-01-01
    “…The analytical methods developed in this paper will be very beneficial to study other generalized models with state-dependent feedback control.…”
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  15. 5795

    Islamic Financing Policy Scenario in the Agricultural Sector: Interpretative Structural Model Approach by Muhammad Yasir Yusuf, Hafiizh Maulana

    Published 2025-01-01
    “…The research method uses the Interpretative Structural Modeling (ISM) Analysis model. The study of Islamic agricultural financing was carried out with 3 structural elements namely purposes, constraints and policy recommendations. …”
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  16. 5796

    Global Dynamics of an Epidemic Model with a Ratio-Dependent Nonlinear Incidence Rate by Sanling Yuan, Bo Li

    Published 2009-01-01
    “…The model has set up a challenging issue regarding its dynamics near the origin since it is not well defined there. …”
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  17. 5797

    SVEIRS: A New Epidemic Disease Model with Time Delays and Impulsive Effects by Tongqian Zhang, Xinzhu Meng, Tonghua Zhang

    Published 2014-01-01
    “…We first propose a new epidemic disease model governed by system of impulsive delay differential equations. …”
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    Article
  18. 5798

    Minimal sourced and lightweight federated transfer learning models for skin cancer detection by Vikas Khullar, Prabhjot Kaur, Shubham Gargrish, Anand Muni Mishra, Prabhishek Singh, Manoj Diwakar, Anchit Bijalwan, Indrajeet Gupta

    Published 2025-01-01
    “…The aim of this paper is to propose and develop a technique to classify type of skin cancer with high accuracy using minimal resources and lightweight federated transfer learning models. Here minimal resource based pre-trained deep learning models including EfficientNetV2S, EfficientNetB3, ResNet50, and NasNetMobile have been used to apply transfer learning on data of shape $$\:\:224\times\:224\times\:3$$ . …”
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  19. 5799

    Model Aspects of Open Access to Multimedia Broadcast Services in the Evolved Packet System by Ivaylo Atanasov, Evelina Pencheva

    Published 2016-01-01
    “…In this paper, an approach to modeling the behavior of Service Capability Server (SCS) for multimedia broadcast in EPS is presented. …”
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  20. 5800