Suggested Topics within your search.
Suggested Topics within your search.
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A High-Efficient Method for Synthesizing Multiple Antenna Array Radiation Patterns Simultaneously Based on Convolutional Neural Network
Published 2023-01-01“…Boundary functions are designed to reshape the important characteristics of target radiation patterns and transform them into a two-channel mask matrix, allowing for the simultaneous input of multiple target radiation patterns into the neural network without sacrificing computational efficiency. During training, the cost function is designed to represent the difference between each synthesized radiation pattern and the corresponding target radiation pattern, guiding self-learning. …”
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Ultra-wide band and high efficient Polarization converting metasurface employing Bell-shaped unit cell for RCS reduction
Published 2024-12-01“…A design of bell-shaped polarization converting metasurface (PCMS) is presented in this paper which is highly efficient for Radar cross section (RCS reduction) and also operates in ultra-wideband. …”
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Comparative analysis of medical and dosimetric consequences of the 1957 accident and contamination of the Techa river from the perspective of protective measures efficiency
Published 2020-03-01“…Counter-measures that had been undertaken to provide radiation safety of the population differed both in nature and in timeline. Their efficiency was insufficient in the Techa River basin as they were delayed in time and were not implemented to a full extent. …”
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Old Wine in New Bottles? Does Climate Policy Determine Bilateral Development Aid for Renewable Energy and Energy Efficiency?
Published 2011-03-01“…We find that, contrary to expectations, the share of bilaterally-funded renewable energy and energy efficiency projects did not increase over the period from 1980 to 2008. …”
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Spatial and Temporal Dynamics of Water Use Efficiency and Climate Influence in The Central Highlands of Vietnam via Satellite Time Series
Published 2025-08-01“… This study investigates the spatial and temporal patterns of water use efficiency (WUE) anomalies across the Central Highlands of Vietnam from 2001–2024 via MODIS time series data, with a focus on seasonal differences and climatic drivers. …”
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Research on Regional High-Tech Innovation Efficiency and Influence Factors: Evidence from Yangtze River Economic Belt in China
Published 2021-01-01“…The conclusions are as follows. (1) The efficiency of high-tech innovation in China is improving, but there are great differences within regions. …”
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Field evaluation of genotypes and identification of traits for selection of nitrogen use efficient stable sugarcane (Saccharum Spp. hybrids) clones
Published 2025-05-01“…Significant differences were observed due to genotypes, nitrogen environments and their interactions with major effects on agro-morphological traits along with minor effects on quality traits. …”
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An Increase in the Energy Efficiency of Vortex Micro HPP with a Flexible Outlet Siphon by Self-Adjustment of Flows in the Pressure Chamber
Published 2024-10-01“…The article aims to increase the energy efficiency of the vortex micro-power plant, which would be achieved due to its compatibility with the terrain. …”
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Enhancing Light Extraction Efficiency of Vertical Emission of AlGaN Nanowire Light Emitting Diodes With Photonic Crystal
Published 2019-01-01“…In this paper, we propose a novel flip-chip AlGaN nanowire LED with top photonic crystals, for the purpose of improving light extraction efficiency (LEE) from top surface. Using three-dimensional finite-difference time domain simulation, we first investigate the LEE in vertical direction of nanowire LEDs. …”
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Conceptual model of emergent efficiency based on the «Shoelace theorem» as a tool for performance management in Pre-trial investigation agencie
Published 2025-01-01“…Key performance indicators are represented as points (vertices) of a polygon, while costs are depicted as a circle inscribed within the polygon. The difference between the polygon’s area and the circle’s area reflects the system’s additional efficiency compared to its nominal efficiency. …”
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Impact of Various Carbon Sources on the Growth Efficiency, Antioxidant Efficacy, and Immunity of Clariid Catfish Clarias gariepinus (Burchell 1822)
Published 2024-10-01“…The study examined the effects of various carbon sources on Clarias gariepinus (6.18±0.2g and 8±0.13 cm) growth efficiency, antioxidant efficacy, and immune function. …”
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Grain Yield, Nitrogen Accumulation, and Its Use Efficiency of Maize (Zea mays L.) as Influenced by Varying Nitrogen Rates
Published 2024-01-01“…The results of the experiment revealed that the grain yield, N content, its uptake, efficiency, and economics of hybrid maize production were significantly (p≤0.001) influenced by difference in N rates. …”
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An efficient method for predicting temperature field of PC beams with CSWs using thermocouple numerical analysis and random forest algorithm
Published 2025-10-01“…The significant difference in specific heat between concrete and steel results in non-uniform temperature fields in existing PC beam bridges with corrugated steel webs (CSWs) under combined environmental temperature, solar radiation, wind, and thermal radiation. …”
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