Showing 12,181 - 12,200 results of 14,865 for search 'Operational data analysis', query time: 0.30s Refine Results
  1. 12181

    Designing of multiple dependent state sampling plan for Exponentiated Frechet Distribution by Gadde Srinivasa Rao, Sd. Jilani, Josephat Kirigiti Peter

    Published 2025-12-01
    “…We also demonstrate the plan’s application in industry through real data analysis and compare its performance with existing plans.…”
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  2. 12182

    Study on Purge Strategy of Hydrogen Supply System with Dual Ejectors for Fuel Cells by Yueming Liang, Changqing Du

    Published 2025-04-01
    “…This paper proposed a method to determine the purge strategy of hydrogen supply system based on theoretical and simulation analysis. To investigate the impact of anode purge strategy on the performance of automotive fuel cells, a model of a 100 kW fuel cell stack and a dual-ejector hydrogen supply system was developed in MATLAB/Simulink(R2022b) using principles of fluid dynamics, simulation, and experimental data. …”
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  3. 12183

    Rural tourism and protected areas – factors to increase resilience of rural areas by Anton PERPAR, Andrej UDOVČ

    Published 2007-08-01
    “…In each area some interviews were carried out, where some interviews were representing multiple stakeholders also. The results of the analysis mostly confirmed our hypothesis. We could recognize that the diversity of actors and social roles are essential as sources of stabilty, resilience, robustness and integrity in the social dimension of natural resource management, that an ecological regime shift or collapse does not necessarily result in a regime-shift or collapse of the social[1]ecological system, that an adaptive governance framework relies critically on the collaboration of a diverse set of stakeholders operating at different social and ecological scales, that good governance of the socio-economic domain does not necessarily imply maintaining a stable / resilient / robust / integer social-ecological system and that institutions, social networks and organisation interact across scales. …”
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  4. 12184

    Clinical Efficacy Study of Green Light Top-Firing Sharp for the Treatment of Short-Segment Urethral Strictures in Men by Qunfeng Wang, Tong Bao, Zhijie Chen, Zongyao Hao

    Published 2025-05-01
    “…Patients were divided into two groups based on the surgical procedure: the cold knife urethral stricture endotomy group (direct vision internal urethrotomy [DVIU] group, n  = 33) and the green light top-firing sharp urethral stricture endotomy + urethral stricture scar vaporisation group (Photoselective vaporization of the prostate [PVP] group, n  = 32). Data before and after surgery were collected. The operation time was shorter and intraoperative bleeding was less in the PVP group than in the DVIU group, and the difference between the two groups was significant. …”
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  5. 12185

    Muhammadiyah's Dilemma in Assisting the Rohingya Humanitarian Crisis in Myanmar by Marha Fathu Masturah Adam, Surwandono Surwandono

    Published 2025-03-01
    “…A qualitative method was used, incorporating in-depth interviews with the chairman and vice chairman of the Muhammadiyah Disaster Management Center (MDMC), who served as key actors in aid distribution in Myanmar, along with three other representatives from Muhammadiyah’s leadership. Secondary data, including academic journals, news articles, online sources, and literature reviews, were also utilized to support the analysis. …”
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  6. 12186

    Indicateurs de mesure de la pression anthropique sur les ressources naturelles : exemple de la périphérie du Parc « W » dans la commune rurale de Tamou au Niger by Mahamadou Sani Moussa, Boureima Amadou

    Published 2014-05-01
    “…It is complemented by the analysis of statistical data and thematic maps produced as part of the project. …”
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  7. 12187

    Influence of hydrogen addition on the performance and emissions of gasoline engine by Ali Jasim Mohammed, Obed Majeed Ali

    Published 2025-06-01
    “…Experimental tests for pure gasoline were collected to establish baseline performance data with a laboratory test rig equipped with a single-cylinder, air-cooled gasoline engine operating between 1400 rpm and 3600 rpm at full load, while hydrogen addition was investigated separately through Diesel-RK numerical simulations. …”
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  8. 12188

    Business Intelligence Systems and Organization Performance the Role of Competitive Advantage as a Mediator Variable by Almajali Wasef Ibrahim, Awamleh Fawwaz Tawfiq, Alarabiat Yousef Ahmad, Tawalbeh Mohammad

    Published 2025-06-01
    “…Data for the study were gathered from a questionnaire distributed to 143 ICT firms in Jordan, and Partial Least Squares (PLS) analysis was employed to investigate the interrelationship between BIS, competitive advantage, and OP. …”
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  9. 12189

    THE INFLUENCE OF VARIOUS COLLABORATIVE ASPECTS OF LARGE AND MEDIUM COMPANIES ON REGIONAL PERFORMANCE by Cosmin Florin LEHENE, Răzvan Liviu NISTOR

    Published 2023-07-01
    “…Through a statistical analysis of the data provided by 40 best performers medium and large companies, operating in three regions for economic development in Romania, we found significant associations between the proposed variables. …”
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  10. 12190

    Comparative Assessment of the Flowmetry Indicators Dynamics in Ultrasound and Femtolaser Phacoemulsification by Yusef Naim Yusef, E. E. Kazaryan, Said Naim Yusef, L. Alkharki, N. Yu. Shkolyarenko

    Published 2021-10-01
    “…Analysis of the data indicates that both during phacosurgery by the method of traditional ultrasound PE and hybrid PE, a transient increase in IOP occurs, which is most pronounced on the 1st and 3rd day. …”
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  11. 12191
  12. 12192

    Development of remote diagnostic monitoring system for pumping equipment with open architecture by Alexey Savostin, Kayrat Koshekov, Amandyk Tuleshov, Galina Savostina, Abay Koshekov

    Published 2024-11-01
    “…The study aim was to develop a remote diagnostic monitoring system for pumping equipment with an open architecture to improve the reliability and efficiency of pump operation in various industrial sectors. The system is designed for the periodic collection and analysis of vibration and temperature signals, which allows for the prompt identification of potential equipment malfunctions and avoidance of emergency shutdowns during the production process. …”
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  13. 12193

    Comprehensive Evaluation Method of Teaching Effect Based on Particle Swarm Optimization Neural Network Model by Heng Cao, Qianhui Gao

    Published 2022-01-01
    “…This paper studies the optimization algorithm and optimization system, it not only makes the algorithm involve basic mathematical operations, and the computer support required for the data processing process is not high, but it also improves the evaluation of the degree of optimization. …”
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  14. 12194

    Effect of inflow arterial calcification on arteriovenous fistula of end-stage renal disease patients by Ding Hao, Wei Zhi-qiang, Yin Di, Cai Xiao-qin, Li Hai-tao, Cao Juan, Zhang Xu

    Published 2022-03-01
    “…Univariate Logistic regression analysis indicated that vascular calcification in inflow artery was an independent risk factor for low blood flow volume post-operation (<italic>OR</italic>2.314,95% <italic>CI</italic>:1.203~4.452,<italic>P</italic>=0.042).ConclusionInflow arterial calcification do not adversely affect the status of AVF maturation,but affect blood flow volume post-operation. …”
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  15. 12195

    Detection of the Risk Factors for Postoperative Asthenopia in Patients with Refractive Disorders by I. A. Mushkova, N. V. Maychuk, A. N. Karimova, L. T. Shamsetdinova

    Published 2018-07-01
    “…Patents were divided into 2 groups according to results of CISS survey: 88% — without AS, 12% — with signs of AS. Retrospective analysis of pre-operative data of the patients with AS has shown that a combination of an absence of binocular vision with a pronounced decrease in fusion reserves, reserves of relative accommodation and volume of absolute accommodation is prognostically unfavorable factors in patients with myopia.Conclusion: All patients with moderate and high myopia have the refractive errors, there is no binocular vision in 12.3% patients. …”
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  16. 12196

    Improved Monarch Butterfly Optimization Algorithm Based on Opposition-Based Learning and Random Local Perturbation by Lin Sun, Suisui Chen, Jiucheng Xu, Yun Tian

    Published 2019-01-01
    “…Finally, an OBL and RLP-based improved MBO (OPMBO) algorithm with its complexity analysis is developed, following on which many experiments on a series of different dimensional benchmark functions are performed and the OPMBO is applied to clustering optimization on several public data sets. …”
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  17. 12197

    Corneal Stromal Opacities Accompanied by Hyperopia and Irregular Astigmatism: Two-Step Technology of the Clinical Rehabilitation by I. A. Mushkova, N. V. Maychuk, R. A. Makarov, G. M. Chernakova

    Published 2018-07-01
    “…Patents were divided into 2 groups according to results of CISS survey: 88% — without AS, 12% — with signs of AS. Retrospective analysis of pre-operative data of the patients with AS has shown that a combination of an absence of binocular vision with a pronounced decrease in fusion reserves, reserves of relative accommodation and volume of absolute accommodation is prognostically unfavorable factors in patients with myopia.Conclusion: All patients with moderate and high myopia have the refractive errors, there is no binocular vision in 12.3% patients. …”
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    Article
  18. 12198

    STUDY ON TOURISM ACTIVITY IN THE WESTERN DEVELOPMENT REGION OF ROMANIA by Ana-Mariana DINCU, Manuela-Dora ORBOI, Florinel IMBREA, Ilica Merima IMBREA, Andreea Adriana PETCOV, Diana MARIN

    Published 2024-01-01
    “…The information needed for this study were provided by the local authorities, the National Institute of Statistics and other bibliographic sources. The analysis, centralization and processing of the obtained data allowed the elaboration of the most important conclusions regarding the evolution of the main tourist indicators found in the studied area. …”
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  19. 12199

    MODERN APPROACHES TO THE TREATMENT OF LONG BONE FRACTURES by Serhii V. Kudas

    Published 2025-04-01
    “…International evidence supports the advantages of operative approaches, particularly in diaphyseal fractures of the femur, tibia, and humerus. …”
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  20. 12200

    Research on electromagnetic vibration and noise of transformer under short circuit conditions by Zhongxiang Li, Wenxing Sun, Duanjiao Li, Dezhi Chen, Linglong Cai, Xian Yang, Shuo Jiang, Ziyuan Xin, Xianghui Chang, Sunjing Gong

    Published 2025-03-01
    “…First, the B–H curve and magnetostriction curve of the silicon steel sheets were measured using a single-sheet silicon steel magnetostriction measurement system, providing data support for electromagnetic, vibration, and noise analysis. …”
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