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4361
AI-Powered Precision in Diagnosing Tomato Leaf Diseases
Published 2025-01-01“…Principal component analysis (PCA) is a technique for dimensionality reduction, feature selection, and redundancy elimination. …”
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4362
Research and analysis of urban-rural residential carbon emissions in China
Published 2024-12-01“…The results indicate that the residential carbon emissions and per capita residential carbon emissions shows the spatial distribution characteristics of first tier cities>second tier cities>third tier cities. …”
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4363
SMA-YOLO: An Improved YOLOv8 Algorithm Based on Parameter-Free Attention Mechanism and Multi-Scale Feature Fusion for Small Object Detection in UAV Images
Published 2025-07-01“…Using YOLOv8n as the baseline, SMA-YOLO is evaluated on the VisDrone2019 dataset, achieving a 7.4% improvement in mAP@0.5 and a 13.3% reduction in model parameters, and we also verified its generalization ability on VAUDT and RSOD datasets, which demonstrates the effectiveness of our approach.…”
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4364
Effect of post-resettlement support policies for Ningxia reservoirs
Published 2025-06-01“…To improve the uneven spatial and temporal distribution of water resources and ensure regional economic and social development, Ningxia actively promotes the construction of water conservancy infrastructure such as reservoirs. …”
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4365
Reset or renaissance? An exploratory comparison of pre- and post-pandemic regional short-term rental markets in Australia
Published 2024-12-01“…Our findings suggest that this pivot is driven by spatial market segmentation, in which urban STRs are operated professionally, whereas regional markets are distinguished by their amenity value, both at the regional and property scales. …”
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4366
Analyzing the impact of synergistic environmental regulations and local government competition on carbon neutrality goals
Published 2025-05-01“…Integration and synergy of environmental policies is crucial for maximizing carbon reduction effects. This study investigates the heterogeneous impact of environmental policy synergy on carbon neutrality using panel data from 30 Chinese provinces between 2003 and 2022 and employing generalized quantile regression and spatial econometric models. …”
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4367
Mechanism of Hard-Roof Rock Burst Control by the Deep-Hole Blasting: Numerical Study Based on Particle Flow
Published 2021-01-01“…In summary, the mechanism of hard-roof rock burst control by DHB is reflected by both static load reduction and dynamic load reaction.…”
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4368
Rift basins of the late phanerozoic of Africa: regional patterns and conceptual development aspects
Published 2024-11-01“…The author proposes a model to correlate the rifting process with the centers of evolution and regeneration of the African superplume and the spread of heated superdeep material from these centers through the channels of granulite belts. …”
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4369
Eurasian ice sheet formation promoted by weak AMOC following MIS 3
Published 2025-03-01“…Although temporal and spatial evolution of the EIS during the last glacial cycle has not been well-established, strong evidence indicates the existence of nearly ice-free conditions during Marine Isotope Stage 3 (MIS 3). …”
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4370
Clathrin facilitates the morphogenesis of retrovirus particles.
Published 2011-06-01“…These data indicate that a number of retroviruses employ clathrin to facilitate the accurate morphogenesis of infectious particles. We propose a model in which clathrin contributes to the spatial organization of Gag and Pol proteins, and thereby regulates proteolytic processing of virion components during particle assembly.…”
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4371
The role of transaction costs for the optimal supply of carbon sequestration from cover crops in Denmark
Published 2025-12-01“…The purpose of this study is to investigate how transaction costs affect the cost-effective supply of carbon sequestration from cover crops in Denmark. We develop a model of the optimal adoption of cover crops, accounting for farm spatial heterogeneity and potentially nonlinear transaction costs to adoption. …”
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4372
Laboratory study on temperature loss behavior of asphalt mixture during transportation
Published 2025-07-01“…Furthermore, a backpropagation (BP) neural network model was employed to predict temperature variations during transportation. …”
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4373
Construction and Preliminary Validation of the Children's Academic Readiness Test to Enter Primary School in Afghanistan Country
Published 2024-03-01“…All the general model evaluation indices, in line with the predetermined desirable values, suggest the adequacy of the factorial model for the components of numerical reasoning, attention and memory, picture completion, quantitative reasoning, retrieval, associative recall, sentence repetition and counting, visual-spatial reasoning, problem-solving (connecting dots game), and visual-motor skills. …”
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4374
Decoupling Urban Street Attractiveness: An Ensemble Learning Analysis of Color and Visual Element Contributions
Published 2025-05-01“…To address this gap, this study employs semantic segmentation and color computation on a massive street-view image dataset encompassing 56 cities worldwide, comparing eight machine learning models in predicting Visual Aesthetic Perception Scores (VAPSs). …”
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4375
Urban subsidence zones prone to flooding: mitigated deformation trends post-2024 Guilin megaflood
Published 2025-04-01Get full text
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4376
SPL-YOLOv8: A Lightweight Method for Rape Flower Cluster Detection and Counting Based on YOLOv8n
Published 2025-07-01“…The proposed model effectively detects rape flower clusters with minimal computational overhead, offering technical support for yield prediction and elite cultivar selection in rapeseed breeding.…”
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4377
Estimation of Soil Salinity by Combining Spectral and Texture Information from UAV Multispectral Images in the Tarim River Basin, China
Published 2024-10-01“…Spatial distribution maps of soil salinity were then generated for each model. …”
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4378
AAMS-YOLO: enhanced farmland parcel detection for high-resolution remote sensing images
Published 2024-12-01“…To improve detection accuracy in these contexts, this study proposes AAMS-YOLO, a YOLO-based farmland parcel detection model. In the feature extraction stage, the model incorporates an Adaptive Mix Attention (AMA) Block, balancing robust feature extraction with low computational overhead through spatial mixing and Efficient Multi-Scale Attention (EMA). …”
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4379
LoadSeer: Exploiting Tensor Graph Convolutional Network for Power Load Forecasting With Spatio-Temporal Characteristics
Published 2024-01-01“…Existing spatio-temporal prediction methods can only handle one factor in each dimension of time and space. …”
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4380
UAV-Based Remote Sensing Monitoring of Maize Growth Using Comprehensive Indices
Published 2025-01-01“…SHAP analysis revealed that GNDVI contributed most significantly to the predictive accuracy of the growth model. Spatial imaging distribution of maize inversion using the optimal CGMICT-RF model revealed discernible differences in overall crop growth. …”
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