Showing 2,121 - 2,140 results of 2,140 for search 'constraints optimization problem', query time: 0.13s Refine Results
  1. 2121
  2. 2122

    Trust-based energy-efficient routing protocol for Internet of things–based sensor networks by Muhammad Ilyas, Zahid Ullah, Fakhri Alam Khan, Muhammad Hasanain Chaudary, Muhammad Sheraz Arshed Malik, Zafar Zaheer, Hamood Ur Rehman Durrani

    Published 2020-10-01
    “…To overcome aforementioned problems, this work aimed to prolong network lifetime, improve throughput, decrease packet latency/packet loss and further improvise in encountering malicious nodes. …”
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    Article
  3. 2123

    Deep Reinforcement Learning-Based Multi-Access in Massive Machine-Type Communication by Nasim Ravi, Nuno Lourenco, Marilia Curado, and Edmundo Monteiro

    Published 2024-01-01
    “…Leveraging Deep Reinforcement Learning techniques, our approach optimizes sporadic traffic patterns, crafting an adaptable access policy to maximize both network throughput and energy efficiency under the battery constraint. …”
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    Article
  4. 2124

    Mass transpiration impact on effectiveness of heat transport of ternary hybrid nanofluid with velocity slip by S. Bilal, Muhammad Yasir

    Published 2025-09-01
    “…BVP4C solver is capitalized to resolve the problem and run simulation relevant to shrinking/stretching case for upper and lower branches of the solution. …”
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    Article
  5. 2125

    Comprehensive review of federated learning challenges: a data preparation viewpoint by Nawraz Saeed, Mohamed Ashour, Maggie Mashaly

    Published 2025-06-01
    “…Proper data preparation, including cleaning, normalization, and augmentation, is essential to mitigate these issues and ensure that these distributed datasets reflect the problem domain accurately. The raw data, which is generated from diverse sources with the fundamental constraint that this data cannot be shared among learning nodes exacerbates these challenges. …”
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  6. 2126

    NSOAS24: a new global marine gravity model derived from multi-satellite sea surface slopes by S. Zhang, X. Chen, R. Zhou, Y. Jia

    Published 2025-02-01
    “…<p>Judging by the early release of the NSOAS22 model, there were some known issues, such as boundary connection problems in blockwise solutions and a relatively high noise level. …”
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    Article
  7. 2127

    Exploration and research progress on the integrated technology of coalbed methane development, gas control, and methane emission reduction by Shuxun SANG, Honggao XIE, Zhihua YAN, Shiqi LIU, Xiaozhi ZHOU, Sijie HAN, Sijian ZHENG, Fansheng HUANG

    Published 2025-04-01
    “…Given the “triple” attributes of coal methane as an energy source, a disaster gas, and a greenhouse gas, developing integrated technologies for its development, management, and emission reduction is vital to enhance efficient production and utilization and ensure energy, production, and ecological security. Aiming at problems such as the difficulty of coordinating the development of CBM and coal in the whole production cycle; optimizing the relationship between the successive deployment of projects and spatial configuration; mining CBM in the tectonic coal development coal-endowed area; and extracting coal mine gas, the large amount of gas in the air discharge, and the low utilization rate of low and ultralow concentration of coal methane, our team tries to explore and propose the idea of the integrated technology and the direction of the research. …”
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  8. 2128

    تطبيق نموذج البرمجة الخطية في تحديد المزيج الانتاجي الامثل في ظل المنهج التقليدي للتكاليف وتحليل الحساسية... by محمد وفي الشمري, رضا جميل سعيد

    Published 2018-11-01
    “…The problem of the research into nothing reliance management on linear programming model for determining of optimal product mix this result squander and lost hence reduction value of the economical unit, the aim research to explaining of optimal product mix for sample company of the research (plant products elasticity in najaf). …”
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    Article
  9. 2129

    تطبيق نموذج البرمجة الخطية في تحديد المزيج الانتاجي الامثل في ظل المنهج التقليدي للتكاليف وتحليل الحساسية... by محمد وفي الشمري, رضا جميل سعيد

    Published 2018-11-01
    “…The problem of the research into nothing reliance management on linear programming model for determining of optimal product mix this result squander and lost hence reduction value of the economical unit, the aim research to explaining of optimal product mix for sample company of the research (plant products elasticity in najaf). …”
    Get full text
    Article
  10. 2130

    Research on the Combined Load-Bearing Mechanism of Deeply Buried Pressure Pipelines Under High Internal Water Pressure by LIU Yijie, ZHANG Xuhui, HUANG Bensheng, YANG Fengjie, YUAN Mingdao, XU Yunqian

    Published 2025-01-01
    “…To enhance the surrounding rock’s contribution, reinforcement measures such as grouting may be necessary.ConclusionsAiming at the calculation problem of load transfer and distribution in deep-buried pressure pipelines under high internal water pressure conditions, a power series solution method based on complex variable functions was proposed. …”
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    Article
  11. 2131

    Transition and continuation scheme of open-pit mining area under complex engineering geological conditions by Guangwei LIU, Junxiong TU, Weiqiang GUO, Yuxuan HAN, Chunlin LI, Yu BAI, Mingyu YU, Ruijun JIA

    Published 2025-03-01
    “…When large-scale near-level coal field adopts open-pit mining, in order to realise safe and efficient production and recover the investment cost as soon as possible, it usually adopts the way of mining in sub-districts, so before the old mining area is about to reach the boundary, it is inevitable to consider the problem of the transition succession between the old and new mining areas. …”
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  12. 2132

    Protecting the Autonomy of Patients with Severe Mental Illness Through Psychiatric Advance Directive Peer-Facilitation by Nicholas Karasik

    Published 2023-08-01
    “…Shifting to a peer-support model would alleviate these constraints on providers, who could then focus on other aspects of patient care. …”
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  13. 2133

    Research on sketch instruction recognition technology ased on convolutional neural network by ZHOU Yu, ZHANG Jingtao, LI Ligang, ZHANG Xiaoyan

    Published 2025-04-01
    “…In order to solve the problems of low accuracy of traditional sketch instruction recognition, a sketch instruction recognition technology based on convolutional neural network is proposed. …”
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    Article
  14. 2134

    Application of adaptive artificial bee colony algorithm in environmental and economic dispatching management by Zhang Longyue, Zhang Haoyan

    Published 2025-02-01
    “…With the increasingly serious global environmental and energy issues, more countries are using environmental and economic dispatch (EED) models to optimize power systems. To better optimize the power system, an adaptive artificial bee colony (ABC) algorithm based on memory feedback mechanism was put forward to address the EED model, and the adaptive algorithm was used to adaptively adjust the population size. …”
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  15. 2135

    A Projection Strategy for Improving the Preconditioner in the LOBPCG by Ma Tailai, Sun Shuli, Zheng Fangyi, Chen Pu

    Published 2025-06-01
    “…The LOBPCG (locally optimal block preconditioned conjugate gradient) method is a promising iterative algorithm suitable for solving large-scale eigenvalue problems, capable of quickly solving multiple extreme eigenpairs. …”
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  16. 2136

    A Study on the Conceptual Design of a 50-Seat Supersonic Transport by Taichi Kawanabe, Zhong Lei

    Published 2025-07-01
    “…The research and development of the next generation of supersonic transports (SSTs) meets economic and environmental problems. An SST encounters critical challenges, including the need for low fuel consumption, low noise, and low gas emissions. …”
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  17. 2137

    A Modified Differential Evolution for Source Localization Using RSS Measurements by Yunjie Tao, Lincan Li, Shengming Chang

    Published 2025-06-01
    “…In wireless sensor networks, evolutionary algorithms have emerged as pivotal tools for addressing complex localization challenges inherent in non-convex and nonlinear maximum likelihood estimation problems associated with received signal strength (RSS) measurements. …”
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  18. 2138

    Efficient Hardware Implementation of a Multi-Layer Gradient-Free Online-Trainable Spiking Neural Network on FPGA by Ali Mehrabi, Yeshwanth Bethi, Andre van Schaik, Andrew Wabnitz, Saeed Afshar

    Published 2024-01-01
    “…By using simple local adaptive selection thresholds, a Winner-Take-All (WTA) constraint on each layer, and a modified weight update rule that is more amenable to hardware, the trainer module allocates neuronal resources optimally at each layer without having to pass high-precision error measurements across layers. …”
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  19. 2139

    Super Resolution Reconstruction of Mars Thermal Infrared Remote Sensing Images Integrating Multi-Source Data by Chenyan Lu, Cheng Su

    Published 2025-06-01
    “…As the planet most similar to Earth in the solar system, Mars holds an important role in exploring significant scientific problems, such as the evolution of the solar system and the origins of life. …”
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  20. 2140

    Conceptual Basis for Developing Electric Plot Combine Harvester with Combined Power-Generating Plant by Mikhail E. Chaplygin, Ivan A. Starostin, Alexander S. Ovcharenko

    Published 2025-01-01
    “…Low level of technical support for breeding works results in a high share of manual labor in the industry, violation of agrotechnical requirements, increased losses of expensive seeds, high production costs that is a constraint of developing domestic breeding and expanded reproduction of seeds. …”
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    Article