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Suggested Topics within your search.
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5281
Dense-Fusion2Net a more efficient and lightweight short speech speaker recognition system with time-frequency channel attention
Published 2025-03-01“…In addition, we conducted experiments with different window lengths for short speech and obtained the most suitable window length for short speech.…”
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5282
Effect of Hydrogen Co-Firing with Natural Gas on Thermal Efficiency and CO<sub>2</sub> Emissions in Gas Turbine Power Plant
Published 2025-03-01“…The impact of different hydrogen volume fractions (5–30%) on thermal efficiency and CO<sub>2</sub> emissions is analyzed under varying operational loads (100%, 75%, and 50%). …”
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5283
Measuring the Efficiency and Productivity of Cement Companies in the Tehran Stock Exchange Using Data Envelopment Analysis and Malmquist Productivity Index in Gray Environment
Published 2021-02-01“…This index measures the ratio of the measured efficiencies of a production unit in two different periods.…”
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5284
Energy and Exergy Efficiency Analysis of an Ejector‐Expansion Refrigeration Cycle Using the Working Fluid R134a and Its Potential Substitutes
Published 2025-05-01“…The energy and exergy analysis methods are used to evaluate and compare the performance of two cycles and seven kinds of different refrigerants. Results show that the coefficient of performance (COP) and exergy efficiency of EERC are 17.1% and 16.4% higher than those of CBEC, and the total exergy loss can be reduced by 26.1% under given operating conditions. …”
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5285
Comprehensive analysis of arc methods of 3D printing of metal products: assessment of the efficiency and prospects of using TIG as a heat source
Published 2024-09-01“… In recent years, additive technologies have become increasingly important for the production of parts with complex geometries, enabling the rapid and efficient creation of objects with different shapes and configurations in industrial sectors such as medicine, aerospace and construction. …”
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5286
Climate adaptive energy efficiency modeling using a generalized additive approach to optimize building performance across Chinese climate zones
Published 2025-06-01“…Research suggests a new method to M&V EEM using generalized additive models (GAM) to provide a way to measure how EEMs perform across different commercial buildings (i.e., offices, mixed-use developments, and healthcare). …”
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5287
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5288
Three-Dimensional Numerical Study on the Efficiency Droop in InGaN/GaN Light-Emitting Diodes
Published 2019-01-01“…To further understand the correlation of the efficiency droop with the PSF effect, we systematically investigate carrier transport in the SQW InGaN/GaN LEDs and how the different PSF effect coefficients affect the current–voltage curve and IQE. …”
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5289
A Comparative Analysis of Efficiency and Losses in a 5 kW Hybrid and Full-SiC Converter, for PV Applications in Austria
Published 2024-11-01“…They are being adopted for many different applications and for a wide range of power levels. …”
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5290
Evaluation of the life cycle sustainability of a wastewater treatment plant using the eco-efficiency index for optimizing the energy-economy-environment nexus
Published 2025-09-01“…This paper assesses the sustainability of a WWTP under various scenarios in Iran, considering different electricity-generating technologies powering the WWTP and sludge management systems. …”
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5291
Computational Fluid Dynamics Analysis of the Impacts of Air Supply Velocity Modes on the Differential Pressure Precooling Efficiency of Peaches Stored in Ventilated Packaging
Published 2025-04-01“…In this study, a numerical model for heat and mass transfer in the differential pressure precooling of peaches stored in layered packaging under different precooling conditions was constructed based on computational fluid dynamics. …”
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5292
SE-COLLAB: Achieving Fine-Grained and Efficiently Verifiable Searchable Encryption With Boolean Multi-Keyword Search for Collaborative IIoT Data Sharing
Published 2025-01-01“…Our system supports multi-authority users by allowing each Data User (DU) to receive attribute-based keys from different trusted domains, enabling decentralized search authorization. …”
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5293
Interplay of heavy chain introns influences efficient transcript splicing and affects product quality of recombinant biotherapeutic antibodies from CHO cells
Published 2023-12-01“…Subsequently, a comprehensive evaluation was conducted to understand the influence of the different introns in the HC genes on the expression of recombinant biotherapeutic antibodies. …”
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5294
Study of the Efficiency of Heat-Supply Systems with Steam Turbine CHP Plants, Taking into Account Changes in the Temperature of the Delivery Water during Transportation
Published 2023-08-01“…The significance of the obtained results lies in the possibility of their use for an accurate assessment of the efficiency of heat supply systems with different heat-ing control schedules and for determining the feasibility of correcting temperature schedules in order to take into account the cooling of delivery water during transportation.…”
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5295
GENERALIZED DEFINITION OF THE APPARENT POWER AND ENERGY-EFFICIENT STRATEGIES OF ACTIVE FILTRATION IN THE REDUCED COORDINATE BASE OF A MULTIPHASE POWER SUPPLY SYSTEM
Published 2025-01-01“…The paper substantiates the equivalence of determining the apparent power of a multiphase power supply system with different transmission line impedances using the Fryze-Buchholz-Deppenbrock method and on a reduced coordinate basis. …”
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5296
An artificial intelligence optimization of NOx conversion efficiency under dual catalytic mechanism reaction based on multi-objective gray wolf algorithm
Published 2025-04-01“…The optimization results showed that the NH3 slip rate of the SCR was slightly improved and the denitrification efficiency was increased up to 28 % under different loads, which had guiding significance for the lightweighting and thermal control of industrial equipment.…”
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5297
Acute effects of motor learning models on technical efficiency in strength-coordination exercises: a comparative analysis of Olympic snatch biomechanics in beginners
Published 2024-07-01“…Discrete data from the most commonly monitored biomechanical parameters in Olympic weightlifting were analyzed using inferential statistics to identify differences between learning models. The statistical analysis revealed no significant differences between the learning models across all tested parameters, with p -values ranging from 0.236 to 0.99. …”
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5298
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5299
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Clinical efficiency and dermoprotection of 2-ethyl-6-methyl-3-hydroxypyridine succinate drug in case of psoriasis: from the antioxidation point of view
Published 2016-10-01“…The results of this study are based on data of comprehensive examination and supervision of 30 patients suffering from psoriasis with different clinical forms such as normal levels of blood pressure (the control group) or in combination with hypertension (the study group). …”
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