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1621
Spatio-temporal differentiation and influencing factors of high-quality development of agriculture and rural areas in China
Published 2025-01-01“…Based on data at the provincial level, this study used the entropy method, Dagum Gini coefficient decomposition, and spatial Markov chain to estimate the spatio-temporal differentiation of high-quality development of agriculture and rural areas (HQDAR) in China from 2008 to 2022. …”
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1622
Breast mass classification based on supervised contrastive learning and multi‐view consistency penalty on mammography
Published 2022-11-01“…For the different predictions of the features extracted from the CC view and MLO view of the same breast mass, the proposed algorithm forces the network to extract the consistent features from the two views by the cross‐entropy function with an added consistent penalty term. …”
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1623
Additive manufacturing of catenary arch structure design: Microstructure, mechanical properties and numerical simulation
Published 2025-03-01“…Drawing inspiration from the principles of arch bridge construction, this study integrates these concepts into additive manufacturing, leading to the development of a catenary arch structure. The WC/High Entropy Alloy composites (WC/HEA) catenary arch structure, distinguished by its variable spans and heights, was fabricated using selective laser melting (SLM) technology. …”
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1624
Complexity and recurrence of body surface electrocardiograms correlate with estimated reentrant atrial activity using electrocardiographic imaging in atrial fibrillation patients
Published 2025-01-01“…Results Atrial complexity and recurrence metrics strongly correlated when computed on BSPM and ECGI. Higher sample entropy and relative harmonic energy (RHE) correlated with rotors of short duration. …”
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1625
A novel fuzzy decision-making approach to pension fund investments in renewable energy
Published 2025-01-01“…First, five indicators for this process are weighted using an entropy methodology based on sine trigonometric Pythagorean fuzzy sets. …”
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1626
Spatial-Temporal Variation of Population Aging: A Case Study of China’s Liaoning Province
Published 2020-01-01“…Based on China’s census data from 1990 to 2010, this study establishes the indicator system of aging level and chooses the entropy method, standard deviational ellipse, and spatial autocorrelation as main methods. …”
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1627
Automatic Sleep Stage Classification Based on Convolutional Neural Network and Fine-Grained Segments
Published 2018-01-01“…Hence, we propose an automatic sleep stage classification method based on a convolutional neural network (CNN) combined with the fine-grained segment in multiscale entropy. First, we define every 30 seconds of the multichannel EEG signal as a segment. …”
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1628
Detecting and Mapping Peatlands in the Tibetan Plateau Region Using the Random Forest Algorithm and Sentinel Imagery
Published 2025-01-01“…B11, B12, NDWI, RVI, NDVI, and slope are the most significant features for peatland mapping, while roughness, correlation, entropy, and ASM have relatively slight significance. …”
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1629
How do crime and neighborhood environment affect transit ridership? Evidence from five metropolitan cities in the Texas Triangle
Published 2025-01-01“…We also find that mixed-use development with greater population density, greater employment density, and employment entropy, as well as better walkability, are associated with higher transit ridership during workdays, holding all else constant. …”
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1630
Experimental Study on the Property Degradation and Failure Mechanism of Weakly Cemented Sandstone under Dry-Wet Cycles
Published 2022-01-01“…The change in the acoustic emission entropy value is exactly the opposite of the b value change law. …”
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1631
Fault Diagnosis of Variable Load Bearing Based on Quantum Chaotic Fruit Fly VMD and Variational RVM
Published 2019-01-01“…Secondly, the known bearing fault signal is decomposed by the optimized VMD, and the center frequency and marginal spectral entropy (MSE) of each natural modal component are extracted to construct two-dimensional MSE. …”
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1632
Spatial suitability evaluation and layout optimization of emergency shelter: A case study in Tianhe District of Guangzhou City
Published 2025-01-01“…This paper utilized from GIS-based methods including Grey Correlation Method (GCM) and Entropy Weight Method (EWM), the research process of “suitability evaluation —evacuation gap analysis—site selection—site optimization”is established, and the suitability evaluation results are calculated from the combination of effectiveness, accessibility and safety; based on the principles of fairness, accessibility, safety and feasibility, combined with the analysis of the current situation of land use and evacuation demand, the layout of urban emergency evacuation sites is adjusted. …”
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1633
Interlayer Working Conditions Classification and Treatment Measures of Airport Asphalt Pavement Overlay
Published 2019-01-01“…In this study, a finite element model of asphalt overlay on airport pavement of Juba Airport in South Sudan was established, and the elastic modulus of overlay, thickness of overlay, running state of aircraft, variation trend of interlayer shear stress under the action of load and temperature were obtained. The AHP-entropy method was used to calculate the combined weight of each influencing factor. …”
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1634
Ensemble modelling reveals spiny monkey orange (Strychnos spinosa Lam.) as a vulnerable wild edible fruit tree in West Africa
Published 2025-01-01“…Bioclimatic and soil variables were used at a resolution of 30 arcseconds with 588 occurrence records analysed using five algorithms (Random Forest (RF), Maximum Entropy (MaxEnt), Support Vector Machine (SVM), Boosted Regression Trees, and Generalized Linear Model (GLM)) and four global climate models (CanESM5, CNRM-CM6-1, HadGEM3-GC31-LL, and MIROC6). …”
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1635
City Health Assessment: Urbanization and Eco-Environment Dynamics Using Coupling Coordination Analysis and FLUS Model—A Case Study of the Pearl River Delta Urban Agglomeration
Published 2024-12-01“…Through a multi-scale approach integrating panel entropy, coupled coordination analysis, and FLUS models, we evaluated the relationship between urbanization and ecology at both the agglomeration and city levels. …”
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1636
Spatial–Temporal Analysis of Coupling Coordination Between New Urbanization and Ecological Environment in Ya’an, China
Published 2025-01-01“…Firstly, this study constructs evaluation index systems for new urbanization and the ecological environment using the Population–Economic–Spatial–Social (PESS) and Pressure–State–Response (PSR) models, respectively. Then, the entropy weight model is used to calculate weights for each secondary indicator of the new urbanization and ecological environment systems. …”
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1637
Developing a hybrid model for comparative analysis of financial data clustering algorithms
Published 2023-09-01“…The statistical population of the research includes 403 companies listed on the Tehran Stock Exchange in 2019, whose performance has been evaluated based on four financial criteria.Findings: After clustering the surveyed companies by five clustering algorithms, namely K-means, EM, COBWEB, density-based algorithm and ward method, seven indicators RS, DB, Dun, SD, Purity, Entropy and Time were used to evaluate the algorithms. …”
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1638
Thermodynamics of Cadmium Sorption on Different Soils of West Bengal, India
Published 2014-01-01“…Thermodynamic parameters, namely, thermodynamics equilibrium constant at a particular temperature T (KT0), Gibbs free energy at a particular temperature T (ΔGT0), and change of enthalpy (ΔH0) and change of entropy at temperature T (ΔST0), were also determined by applying sorption value and concentrations of Cd in equilibrium solution within the temperature range. …”
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1639
Evaluating the community commercial vitality using multi-source data: a case study of Hangzhou, China
Published 2025-12-01“…A comprehensive vitality index assessment method for evaluating the commercial vitality of communities was proposed by the entropy weight method. The spatial distribution characteristics of the commercial vitality values in urban area of Hangzhou are explored. …”
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1640
Large magnetocaloric effect in free-standing Gd2O3 nanostructures near liquid helium boiling point
Published 2025-01-01“…While the maximum isothermal magnetic entropy change (ΔS _m ) value at 6 K is about −22.6 Jkg ^−1 K ^−1 for the Gd _2 O _3 nanorods and −17.8 Jkg ^−1 K ^−1 for Gd _2 O _3 nanoparticles for a magnetic field change of 70 kOe, the mixed Gd _2 O _3 nanosheets and nanorods system prepared by wet chemical method shows a maximum ΔS _m value of −23.6 Jkg ^−1 K ^−1 for the same field change. …”
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