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  1. 401

    Regional disparities, dynamic evolution, and spatial spillover effects of medical resource allocation efficiency in TCM hospitals by Zhihao Wang, Zhiguang Li, Ruijin Xie

    Published 2025-07-01
    “…Methods The study employed a super-efficiency Slack-Based Measure (SBM) model considering undesirable outputs to assess regional equity in efficiency, utilized the Dagum Gini coefficient to measure regional disparities in efficiency, and applied kernel density estimation and spatial econometric models to analyze the dynamic evolution and spatial spillover effects of medical resource allocation efficiency in TCM hospitals. …”
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    Article
  2. 402

    Technical analysis of petrochemical industries of Iran using a network data envelopment analysis model by Amir Reza Bazargan, Seyyed Esmaeil Najafi, Farhad Hosseinzadeh Lotfi, Mohammad Fallah

    Published 2023-12-01
    “…The data envelopment analysis method is commonly used to measure efficiency. An estimate of the relative efficiency of this model is derived by calculating the ratio between inputs and outputs. …”
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    Article
  3. 403

    Design and Efficiency Optimization of Distributed Laser Wireless Power Transmission Systems Through Centralized Scheduling and Current Regulation by Liangrong Sun, Jinsong Kang, Yunfeng Bai, Pengjia Jin

    Published 2025-01-01
    “…This paper presents an efficiency optimization method for laser wireless power transmission (LWPT) system, focusing on the coordination and control of multiple laser diodes. …”
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    Article
  4. 404
  5. 405

    Pareto Front Transformation in the Decision-Making Process for Spectral and Energy Efficiency Trade-Off in Massive MIMO Systems by Eni Haxhiraj, Desar Shahu, Elson Agastra

    Published 2025-02-01
    “…This paper presents a method of choosing a single solution in the Pareto Optimal Front of the multi-objective problem of the spectral and energy efficiency trade-off in Massive MIMO (Multiple Input, Multiple Output) systems. …”
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    Article
  6. 406

    Theoretical studies of increasing the efficiency of mass transfer of magnetite suspension based on changes in the hydrodynamic parameters of the decontamination process by A.Y. Kryvenko, O.V. Bulakh, T.A. Oliinyk, S.A. Ruban

    Published 2025-07-01
    “…The article presents an improvement in the technology of iron ore enrichment by increasing the efficiency of gravity-hydraulic enrichment in radial thickeners of the MD9 type, which consists in the development of a new method for forming the output power of the device. …”
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    Article
  7. 407

    Corporate governance and efficiency in the Electricity Sector using Data Envelopment Analysis: a study in the brazilian stock market by Fernanda Maciel Peixoto, Roberto do Nascimento Ferreira, Ana Lúcia Miranda Lopes, André Francisco Alcântara Fagundes

    Published 2011-12-01
    “…The analyzed sample involved thirty-three companies, fourteen being classified into one of the levels of CG (Level 1, Level 2 or New Market) and the remainder being members of the traditional market. To measure the efficiency of the companies, the non-parametric DEA (Data Envelopment Analysis) method was used, and to relate the efficiency with the governance variables, we adopted regression analysis of panel data. …”
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  8. 408

    Data Envelopment Analysis Models to Measure the Relative and Scale Efficiency of Educational Institutions (Tikrit University as A Model) by Omar AL-Sultany, Oday Jarjies

    Published 2025-06-01
    “…     The research dealt with measuring the relative efficiency and scale efficiency of the colleges of Tikrit University for the academic year (2019-2020) using the data envelope analysis (DEA) method, which is one of the linear programming methods to measure the productive efficiency of institutions and economic units. …”
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    Article
  9. 409

    Compositional engineering of phase-stable and highly efficient deep-red emitting phosphor for advanced plant lighting systems by Jianwei Qiao, Dehong Li, Qiufeng Shi, Haijie Guo, Ping Huang, Lei Wang

    Published 2024-12-01
    “…Moreover, the luminescent intensity showed nearly no decay after being exposed to 80% relative humidity and 80 oC for 6 h, and the pc-LED utilizing Na1.06MgP0.94Si0.06O4:Eu achieves a high output power of 780 mW at 300 mA. Our research demonstrates a facile method for optimizing the performance of inorganic luminescent materials and provides alternative solutions for low-cost plant lighting.…”
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  10. 410
  11. 411

    Efficient adsorption of methylene blue (MB) by an eco-friendly chitosan derivative adsorbent: An RSM and ANN modeling study by E. Igberase, I.G. Mkhize

    Published 2025-01-01
    “…One neuron was employed as the output layer, which corresponds to the removal efficiency of MB, and variables, including adsorbent dosage, pH, contact time, and MB concentration, were taken into consideration as the input layer feed data. …”
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  12. 412
  13. 413

    A High‐Performance MPPT Solution for Solar DC Microgrids: Leveraging the Hippopotamus Algorithm for Greater Efficiency and Stability by Debabrata Mazumdar, Taha Selim Ustun, Chiranjit Sain, Ahmet Onen

    Published 2025-05-01
    “…Obtained results demonstrate that the HA not only achieves higher power output but also responds faster than existing methods. …”
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  14. 414

    Regional healthcare resource allocation and decision-making: Evaluating the effectiveness of the three-stage super-efficiency DEA model by Ying Liu, Lanxian Mai, Feng Huang, Zhiyu Zeng

    Published 2024-12-01
    “…Finally, the Malmquist index method is utilized to measure and dynamically analyze the efficiency of healthcare resource allocation. …”
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  15. 415

    Profitability and Technical Efficiency Analysis of Rice Production in Quan’ Pan Local Government Area of Plateau State, Nigeria by Vihi Samuel Keghter, Makwin Francis Malel, Jesse Birma, Owa Grace Tijesu, Selzing Peter Musa, Ochelle Blessing, Mwolgwan Nandom

    Published 2023-06-01
    “…Using a multistage sample method, 120 respondents were drawn. The study’s findings proved that the farmers were 40 years old on average. …”
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  16. 416

    Current status and progress of research on vacuum method of refining magnesium by Dong Wang, Ting-an Zhang, Jing-zhong Xu, Kun Wang

    Published 2025-06-01
    “…China is a major source of magnesium worldwide, with the output of primary magnesium accounting for >80% of the world's total annual output. …”
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    Article
  17. 417

    A Novel Approach to Enhance Efficiency and Productivity in Papua New Guinea Using an Automatic Coconut Punching Machine by Mohamed Aezeden

    Published 2025-01-01
    “…Automated punching not only improves efficiency but significantly improves productivity by 400% versus old manual methods and lowers labor costs. …”
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  18. 418
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  20. 420

    Bat echolocation signals based on the time-varying autoregressive method by Xuan Zhong, Zhongbao Wang, Jianshu Wang, Kuiying Yin, Jinhong Luo

    Published 2025-07-01
    “…Abstract Bat echolocation is among the most efficient biological sonar known to human, and is highly valuable for biomimetic research. …”
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