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Showing 121 - 140 results of 143 for search 'modified variational integration method', query time: 0.15s Refine Results
  1. 121

    Constitutive model of metal rubber material considering plastic accumulation behavior by FENG Zhipeng, YANG Fang, FU Hailong, AI Shigang, WANG Yue, YUAN Liangyang

    Published 2025-01-01
    “…Using the lsqcurvefit function in nonlinear least squares method to identify parameters for the fitting equations corresponding to loading-unloading curves, it was determined that the plastic deformation of internal metallic wires increases with the relative density. …”
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  2. 122
  3. 123

    Study on the Thermal Performance of Inner and Outer Wall Surfaces Based on FDM-ATSCM by Li Honglian, Cao Wenhui, Jiang Suwan, Sun Yinghao, Zhu Xinrong

    Published 2025-01-01
    “…Accordingly, this study proposes the FDM-ATSCM model to enhance the numerical accuracy of wall surface temperature analysis while improving computational efficiency.MethodsTraditional finite difference methods (FDM) can accurately capture heat transfer in walls by discretizing the partial differential equations of conduction. …”
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  4. 124

    Virtual Cities: From Digital Twins to Autonomous AI Societies by Andrey Nechesov, Ivan Dorokhov, Janne Ruponen

    Published 2025-01-01
    “…A composite fidelity metric (<inline-formula> <tex-math notation="LaTeX">$F_{0}$ </tex-math></inline-formula>) provides systematic approach to evaluate accuracy variations across applications in VCs. We also discuss autonomy of AI entities and classify them according to their capacity to modify goals&#x2014;ranging from &#x201C;tools&#x201D; with fixed objectives to &#x201C;entities&#x201D; capable of redefining their very purpose. …”
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  5. 125

    Improved Artificial Bee Colony Optimization Underwater Localization Algorithm by Logistic Chaos Mapping and Differential Evolution by Jiaxing CHEN, Yang LIU, Xiaoqian LIU, Zhihua LIU

    Published 2025-01-01
    “…Objective Localization algorithms for underwater acoustic sensor networks typically depend on distance estimation methods, such as point-to-point distance estimation or angle estimation, to achieve node localization between nodes. …”
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  6. 126

    Implementation of personalized customization and enhanced experiences for cultural tourism resources using genetic algorithm-based virtual reality technology by Huiya Xing, Xiangyi Li, Min Liu, Yicong Zhong

    Published 2025-12-01
    “…Premature convergence and inadequate population variety are addressed by the Dynamic variety-Enhanced Genetic Algorithm (DDE-GA), a variation of the conventional GA. DDE-GA improves the investigation of possible solutions by dynamically modifying selection pressure according to population diversity, it makes it particularly useful for tackling optimization problems that are complicated, multi-modal, and highly dimensional. …”
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  7. 127

    Automatic Detect Incorrect Lifting Posture with the Pose Estimation Model by Gee-Sern Jison Hsu, Jie Syuan Wu, Yin-Kai Dean Huang, Chun-Chieh Chiu, Jiunn-Horng Kang

    Published 2025-02-01
    “…<b>Material and Method:</b> We recruited 50 healthy adults who participated in lifting tasks using correct and incorrect postures to build a robust dataset. …”
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  8. 128

    PI Controller Design for a 5-Phase Switched Reluctance Motor with Bipolar Excitation Segmental Rotor by Erdal Büyükbıçakcı

    Published 2025-03-01
    “…Experimental studies have demonstrated the efficacy of the PI controller in maintaining motor speed at a target value despite variations in load and in effectively dampening deviations during speed transitions. …”
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  9. 129

    Measuring disparities in out of hospital cardiac arrest outcomes in Chicago community areas by Marina Del Rios, Shaveta Khosla, Joseph Weber, Pavitra Kotini-Shah, Katie Tataris, Eddie Markul, Terry Vanden Hoek

    Published 2025-05-01
    “…Methods: This is a retrospective cohort study of OHCA treated by Chicago Fire Department EMS from January 1st 2014 through December 31st 2021. …”
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  10. 130

    Factors associated with the presence and intensity of ongoing symptoms in Long COVID. by Niels Brinkman, Teun Teunis, Seung Choi, David Ring, W Michael Brode

    Published 2025-01-01
    “…Symptoms of anxiety accounted for a considerably higher proportion of variation in PASC-SPI than other variables.<h4>Conclusion</h4>Symptoms of anxiety were the strongest correlate of PASC-SPI, highlighting it as both a potential neuroinflammatory marker of PASC and a modifiable component of the illness. …”
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  11. 131

    Cryogels with controllable physico-chemical properties as advanced delivery systems for biomedical applications by Mucong Li, Xuyan Wei, Jiaqian You, Jian Feng, Xiuyu Liu, Jing Zhou, Qianju Wu, Yidi Zhang, Yanmin Zhou

    Published 2025-06-01
    “…Consequently, cryogels modify drug release dynamics via their unique structure and integrate multiple release control mechanisms, thereby achieving spatiotemporal controlled delivery. …”
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  12. 132

    A Learning Emotion Recognition Model Based on Feature Fusion of Photoplethysmography and Video Signal by Xiaoliang Zhu, Zili He, Chuanyong Wang, Zhicheng Dai, Liang Zhao

    Published 2024-12-01
    “…Therefore, on the one hand, it is necessary to improve the performance of the two recognition methods mentioned above; on the other hand, using the complementary advantages of the two methods through multimodal fusion needs to be considered. …”
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  13. 133

    Molecular Marker Techniques and Genotypic Characterization Approaches in Plant Breeding by İsmail Karakaş

    Published 2024-08-01
    “…Because there are multiple steps required in producing new plant varieties, including hybridization, selection, and testing, the process of creating a new variation takes several years. However, it is important to rapidly develop plant varieties with desirable characteristics to meet the increasing food demand of the rapidly growing world population, so the application of biotechnological methods integrated into plant breeding and combined with traditional methods can help reduce food shortages. …”
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  14. 134
  15. 135

    Discovering and modeling hidden periodicities in science data by Antonio Napolitano, William A. Gardner

    Published 2025-04-01
    “…The data models this theory is based on are generally called cyclostationary but include variations that are labeled with modifiers like wide-sense, strict sense, n-th order for n = 1, 2, 3,..., almost, poly, and irregular. …”
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  16. 136

    Specific gut microbiota and serum metabolite changes in patients with osteoarthritis by Wendong Wang, Xincheng Liu, Hao Nan, Huan Li, Litao Yan

    Published 2025-02-01
    “…Fecal and blood samples were collected for 16S rRNA gene sequencing, metabolomic analysis via liquid chromatography–mass spectrometry (LC-MS), and integrated evaluation.ResultsThe results showed no significant variation in gut microbiota richness and diversity between the two groups. …”
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  17. 137
  18. 138

    Hypertension and Atrial Fibrillation: Bridging the Gap Between Mechanisms, Risk, and Therapy by Ibrahim Antoun, Georgia R. Layton, Ali Nizam, Joseph Barker, Ahmed Abdelrazik, Mahmoud Eldesouky, Abdulmalik Koya, Edward Y. M. Lau, Mustafa Zakkar, Riyaz Somani, Ghulam André Ng

    Published 2025-02-01
    “…<i>Material and Methods:</i> we conducted a literature search regarding the shared mechanisms, risks and treatments of hypertension and atrial fibrillation. …”
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  19. 139

    Population dynamics by E. G. Cooch, A. A. Dhondt

    Published 2024-10-01
    “…Using a Markov Chain Monte Carlo (MCMC) approach (which eliminates the need for some of the standard assumption often invoked in use of a Kalman filter), Brooks and colleagues describe methods to combine information, including potentially relevant covariates that might explain some of the variation, within a larger framework that allows for discrimination (selection) amongst alternative models. …”
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  20. 140