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Evaluating spatiotemporal variations in agricultural production efficiency and total factor productivity change index across China
Published 2025-05-01“…【Method】A Data Envelopment Analysis (DEA) model was used to evaluate the comprehensive efficiency, pure technical efficiency, and scale efficiency of agricultural production in 31 provinces, municipalities, and autonomous regions across China from 2004 to 2022. …”
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A Study of Temperature and Humidity Conditions in a New Energy-Efficient Design of a Wall Structure with Air Gaps
Published 2025-02-01“…To conduct numerical studies based on mathematical models of the heat transfer of water vapor filtration through a multilayer filler structure with ventilated and non-ventilated air gaps, a calculation method was developed that additionally considers the presence of heat-reflecting screens and different variations in the geometric parameters of air gaps and thermal insulation layers. …”
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124
Efficient operation of inverted umbrella aerator: The effect of operating parameters on oxygenation performance
Published 2025-04-01“…This study systematically compares two distinct types of aerator designs (type 1# and type 2#) under varying conditions, analyzing oxygen transfer coefficients, standard oxygen-transfer rates, and standard dynamic efficiency (Es). And the orthogonal experimental method was employed to analyze the effects of different parameters on Es. …”
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125
Efficient Finite-Difference Estimation of Second-Order Parametric Sensitivities for Stochastic Discrete Biochemical Systems
Published 2024-12-01“…Sensitivity analysis is an important method for studying the influence of the variations in various parameters on the output of a biochemical model. …”
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126
Simple Selection Index (SSI) Method in Electric Vehicle Selection for Logistics Companies
Published 2025-09-01“…With its more efficient process, the SSI method holds strong potential for application in fast and straightforward multi-criteria decision-making scenarios.…”
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An Analysis of the Energy Efficiency and Control Strategy of ERVs with Energy Recovery in Different Typical Regions Throughout the Year
Published 2025-02-01“…The temperature frequency method is used to analyze the energy savings of the wall-type energy recovery fresh air ventilator in three different typical regions, namely Guangzhou, with a tropical monsoon climate; the sub-temperate Wuhan; and Beijing, with a temperate monsoon climate, throughout the year. …”
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129
Efficient Prediction of Shallow-Water Acoustic Transmission Loss Using a Hybrid Variational Autoencoder–Flow Framework
Published 2025-07-01“…Traditional physical modeling methods require repeated calculations for each new scenario in practical waveguide environments, leading to low computational efficiency. …”
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130
Investigation of Performance of Stone Fin Solar Still Absorber by Water Depth Variations
Published 2023-08-01“…This study aims to increase the distillate output and Efficiency of Solar still. This study's method compares stone fin solar stills absorbers using water depth variations of 1 cm, 2 cm, and 3 cm with conventional solar stills at a water depth of 1 cm. …”
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131
Survey on Image-Based Vehicle Detection Methods
Published 2025-05-01“…Deep learning methods are categorized into one-stage detectors (e.g., YOLO, SSD, FCOS, CenterNet), two-stage detectors (e.g., Faster R-CNN, Mask R-CNN), transformer-based detectors (e.g., DETR, Swin Transformer), and GAN-based methods, highlighting architectural trade-offs concerning speed, accuracy, and practical deployment. …”
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132
A Single-End Location Method for Small Current Grounding System Based on the Minimum Comprehensive Entropy Kurtosis Ratio and Morphological Gradient
Published 2025-03-01“…To address the challenge that traditional single-end positioning methods experience when identifying the reflected wave head and that the adaptability of wave head calibration methods is typically limited, a single-end location method of modulus wave velocity differences based on marine predator algorithm optimized multivariate variational mode decomposition (MVMD) and morphological gradient is proposed. …”
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133
Efficient and Fast Light Field Compression via VAE-Based Spatial and Angular Disentanglement
Published 2025-01-01“…We propose a Variational Autoencoder (VAE)-based framework to disentangle the spatial and angular features of light field images, focusing on fast and efficient compression. …”
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Variational quantum circuit-based quantum machine learning approach for predicting corrosion inhibition efficiency of pyridine-quinoline compounds
Published 2024-06-01“…This work used a variational quantum circuit (VQC) in conjunction with a quantitative structure-property relationship (QSPR) model to completely investigate the corrosion inhibition efficiency (CIE) displayed by pyridine-quinoline compounds acting as corrosion inhibitors. …”
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A Practical Method for Determination of Nine Nucleosides in Tricholoma matsutake by UPLC/MS and Quantitative Analysis of Multicomponents Using Single Marker Method
Published 2021-01-01“…An ultrasonic extraction method is used for sample preparation. This method was validated to be sensitive, precise, and accurate with the LODs of 0.31–1.9 ng, the overall intraday and interday variations less than 4.08%, and the overall recovery over 89.0%. …”
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Treatment methods for sugar rich wastewater: A review
Published 2025-06-01“…Anaerobic methods are more energy-efficient, enabling energy recovery as methane and hydrogen gas while producing less sludge. …”
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139
Orbital Decay of the Ultra-hot Jupiter TOI-2109b: Tidal Constraints and Transit-timing Analysis
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Population control methods in stochastic extinction and outbreak scenarios.
Published 2017-01-01“…Large variations in population abundance can threaten the constancy and the persistence stability of ecological populations, which may impede the success and efficiency of managing natural resources. …”
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