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  • Open Access

    ARTICLE

    Harvesting Wave Energy: An Economic and Technological Assessment of the Coastal Areas in Sarawak

    Dexiecia Anak Francis1, Jalal Tavalaei1, Hadi Nabipour Afrouzi2,*

    Energy Engineering, Vol.123, No.2, 2026, DOI:10.32604/ee.2025.070501 - 27 January 2026

    Abstract Wave energy is a promising form of marine renewable energy that offers a sustainable pathway for electricity generation in coastal regions. Despite Malaysia’s extensive coastline, the exploration of wave energy in Sarawak remains limited due to economic, technical, and environmental challenges that hinder its implementation. Compared to other renewable energy sources, wave energy is underutilized largely because of cost uncertainties and the lack of local performance data. This research aims to identify the most suitable coastal zone in Sarawak that achieves an optimal balance between energy potential, cost-effectiveness, and environmental impact, particularly in relation to… More >

  • Open Access

    ARTICLE

    Two-Stage LightGBM Framework for Cost-Sensitive Prediction of Impending Failures of Component X in Scania Trucks

    Si-Woo Kim, Yong Soo Kim*

    CMC-Computers, Materials & Continua, Vol.86, No.3, 2026, DOI:10.32604/cmc.2025.073492 - 12 January 2026

    Abstract Predictive maintenance (PdM) is vital for ensuring the reliability, safety, and cost efficiency of heavy-duty vehicle fleets. However, real-world sensor data are often highly imbalanced, noisy, and temporally irregular, posing significant challenges to model robustness and deployment. Using multivariate time-series data from Scania trucks, this study proposes a novel PdM framework that integrates efficient feature summarization with cost-sensitive hierarchical classification. First, the proposed last_k_summary method transforms recent operational records into compact statistical and trend-based descriptors while preserving missingness, allowing LightGBM to leverage its inherent split rules without ad-hoc imputation. Then, a two-stage LightGBM framework is developed… More >

  • Open Access

    ARTICLE

    Empowering Edge Computing: Public Edge as a Service for Performance and Cost Optimization

    Ateeqa Jalal1,*, Umar Farooq1,4,5, Ihsan Rabbi1,4, Afzal Badshah2, Aurangzeb Khan1,4, Muhammad Mansoor Alam3,4, Mazliham Mohd Su’ud4,*

    CMC-Computers, Materials & Continua, Vol.86, No.2, pp. 1-19, 2026, DOI:10.32604/cmc.2025.068289 - 09 December 2025

    Abstract The exponential growth of Internet of Things (IoT) devices, autonomous systems, and digital services is generating massive volumes of big data, projected to exceed 291 zettabytes by 2027. Conventional cloud computing, despite its high processing and storage capacity, suffers from increased network latency, network congestion, and high operational costs, making it unsuitable for latency-sensitive applications. Edge computing addresses these issues by processing data near the source but faces scalability challenges and elevated Total Cost of Ownership (TCO). Hybrid solutions, such as fog computing, cloudlets, and Mobile Edge Computing (MEC), attempt to balance cost and performance;… More >

  • Open Access

    REVIEW

    Systematic Literature Review for Mechanisms and Costs of Plant Adaptation to Biotic and Abiotic Stresses

    Mohammed Majid Abed1,2,*, Murat Aydin1, Esma Yiğider1, Melek Ekinci3, Ertan Yildirim3

    Phyton-International Journal of Experimental Botany, Vol.94, No.12, pp. 3845-3860, 2025, DOI:10.32604/phyton.2025.073163 - 29 December 2025

    Abstract Plants are continuously exposed to abiotic and biotic stresses that threaten their growth, reproduction, and survival. Adaptation to these stresses requires complex regulatory networks that coordinate physiological, molecular, and ecological responses. However, such adaptation often incurs significant costs, including reduced growth, yield penalties, and altered ecological interactions. This review systematically synthesizes recent advances published between 2018 and 2025, following PRISMA criteria, on plant responses to abiotic and biotic stressors, with an emphasis on the trade-offs between adaptation and productivity. It also highlights major discrepancies in the literature and discusses strategies for enhancing plant stress tolerance More >

  • Open Access

    REVIEW

    3D LiDAR-Based Techniques and Cost-Effective Measures for Precision Agriculture: A Review

    Mukesh Kumar Verma1,2,*, Manohar Yadav1

    Revue Internationale de Géomatique, Vol.34, pp. 855-879, 2025, DOI:10.32604/rig.2025.069914 - 17 November 2025

    Abstract Precision Agriculture (PA) is revolutionizing modern farming by leveraging remote sensing (RS) technologies for continuous, non-destructive crop monitoring. This review comprehensively explores RS systems categorized by platform—terrestrial, airborne, and space-borne—and evaluates the role of multi-sensor fusion in addressing the spatial and temporal complexity of agricultural environments. Emphasis is placed on data from LiDAR, GNSS, cameras, and radar, alongside derived metrics such as plant height, projected leaf area, and biomass. The study also highlights the significance of data processing methods, particularly machine learning (ML) and deep learning (DL), in extracting actionable insights from large datasets. By More >

  • Open Access

    ARTICLE

    Configuration and Operation Optimization of Active Distribution Network Based on Wind-Solar-Hydrogen-Storage Integration

    Hongsheng Su1, Wenyao Su1, Yulong Che1,*, Xiping Ma2, Tian Zhao1, Limiao Ren1

    Energy Engineering, Vol.122, No.11, pp. 4777-4797, 2025, DOI:10.32604/ee.2025.068134 - 27 October 2025

    Abstract Aiming at the issues of insufficient carrying capacity, limited flexibility, and weak source-network-load-storage coordination capability in distribution networks under the background of high-proportion new energy integration. This study proposes a bi-level optimization model for ADN integrating hybrid wind-solar-hydrogen-storage systems. First, an electro-hydrogen coupling system framework is constructed, including models for electrolytic hydrogen production, hydrogen storage, and fuel cells. Meanwhile, typical scenarios of wind-solar joint output are developed using Copula functions to characterize the variability of renewable energy generation. Second, a bi-level optimization model for ADN with electrolytic hydrogen production and storage systems is established: the… More >

  • Open Access

    ARTICLE

    Cost and Time Optimization of Cloud Services in Arduino-Based Internet of Things Systems for Energy Applications

    Reza Nadimi1,*, Maryam Hashemi2, Koji Tokimatsu3

    Journal on Internet of Things, Vol.7, pp. 49-69, 2025, DOI:10.32604/jiot.2025.070822 - 30 September 2025

    Abstract Existing Internet of Things (IoT) systems that rely on Amazon Web Services (AWS) often encounter inefficiencies in data retrieval and high operational costs, especially when using DynamoDB for large-scale sensor data. These limitations hinder the scalability and responsiveness of applications such as remote energy monitoring systems. This research focuses on designing and developing an Arduino-based IoT system aimed at optimizing data transmission costs by concentrating on these services. The proposed method employs AWS Lambda functions with Amazon Relational Database Service (RDS) to facilitate the transmission of data collected from temperature and humidity sensors to the… More >

  • Open Access

    PROCEEDINGS

    Techno-Economic Analysis of Offshore Hydrogen Energy Storage and Transportation Based on Levelized Cost

    Ziming Hu1, Jingfa Li1,*, Chaoyang Fan1, Jiale Xiao1, Huijie Huang2, Bo Yu1, Baocheng Shi1

    The International Conference on Computational & Experimental Engineering and Sciences, Vol.33, No.1, pp. 1-1, 2025, DOI:10.32604/icces.2025.010823

    Abstract Hydrogen production from offshore wind power is an effective means to address the challenges of wind power grid integration and has emerged as a focal point in the development and research of offshore wind energy in recent years. However, the current state of hydrogen storage and transportation technologies for offshore applications lacks comprehensive economic analysis. This study aims to provide a thorough economic evaluation of these technologies by considering both fixed investment costs and operational and maintenance costs. A levelized cost model is employed to analyze four offshore hydrogen storage and transportation schemes: gas hydrogen… More >

  • Open Access

    ARTICLE

    Hibifolin Modulates the Activation of Mouse Bone Marrow-Derived Dendritic Cells and Attenuates Contact Dermatitis Induced by 2,4-Dinitro-1-Fluorobenzene

    Ya-Yi Chen1,2, Tzu-Ting Chen3, Ya-Hsuan Chao4, Wen-Ho Chuo5, Chieh-Shan Wu6,7, Ruo-Han Tseng8,*, Chieh-Chen Huang9,*

    BIOCELL, Vol.49, No.9, pp. 1733-1748, 2025, DOI:10.32604/biocell.2025.067011 - 25 September 2025

    Abstract Objectives: Professional antigen-presenting cells known as dendritic cells (DCs) assist as a connection between the innate and adaptive components of the immune response. DCs are attractive targets for immunomodulatory drugs because of their crucial function in triggering immunity. This study set out to examine, for the first time, how hibifolin affected mouse bone-marrow derived (BMDCs) dendritic cells, triggered by lipopolysaccharide (LPS) in vitro. Additionally, a mouse model of contact hypersensitivity (CHS) was used to assess its possible therapeutic effects in vivo. Methods: LPS was administered to BMDCs with or without hibifolin. Major Histocompatibility Complex (MHC) class II,… More >

  • Open Access

    ARTICLE

    The cost burden of radiation cystitis presentations and investigations

    Brian Gilmartin*, Sorcha O’Meara, Michelle Horan, Frank T. D’Arcy, Catherine M. Dowling

    Canadian Journal of Urology, Vol.32, No.4, pp. 293-298, 2025, DOI:10.32604/cju.2025.065805 - 29 August 2025

    Abstract Background: Radiation cystitis is a well-known complication resulting from radiotherapy for pelvic malignancies. It remains a challenging condition to treat and is associated with significant morbidity for patients. We aimed to establish the economic cost burden of presentations and investigations associated with radiation cystitis over a two-year period to a tertiary referral hospital in Ireland. Materials and Methods: A retrospective review of patient charts was performed for radiation cystitis-related presentations and investigations over 24 months. Costs were estimated in consultation with the hospital finance department and using Health Service Executive data on diagnostic-related groups and average More >

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