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Multi dimensional segmented hydraulic fracturing impact ground pressure control and loss reduction technology for deep buried thick coal seam hard roof
Published 2025-02-01“…According to this method, the fracturing target layer of 2305 working face is determined to be 14.50 m thick coarse sandstone; A numerical calculation model for strain softening under fluid structure coupling mode was constructed, and a comparative experiment was designed with and without directional segmented hydraulic fracturing in the target layer. …”
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982
Deep Learning-Based Metal Artifact Reduction With Masked Mean Squared Error Loss Function in Simulation CT for Radiation Therapy for Head and Neck Cancer
Published 2025-01-01“…Applying the criterion function, a convolutional neural network-based metal artifact reduction model was trained on a synthetic dataset. …”
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984
The impact of agricultural production diversity on farmer household dietary diversity: a case study of Nanjing City
Published 2025-04-01“…The food consumption problem of rural residents is a major social issue that deserves attention, and food security should be guaranteed.MethodsThis paper takes rural households in Nanjing as the research object and uses feasible generalized least squares and simultaneous equation models to explore the relationship between the diversity of rural household production and dietary diversity in Nanjing and analyze the differences in the impact of production diversity and market purchases on dietary diversity and other related influencing factors.ResultsThe results show that agricultural production has changed from “small and comprehensive” with diversity to relatively single “specialization”. …”
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985
Changes in HIV incidence among people who inject drugs in Taiwan following introduction of a harm reduction program: a study of two cohorts.
Published 2014-04-01“…The aim of this study was to determine the association between harm reduction programs and HIV incidence among PWID.<h4>Methods and findings</h4>The study included two populations. …”
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986
An Edge-Computing-Driven Approach for Augmented Detection of Construction Materials: An Example of Scaffold Component Counting
Published 2025-04-01“…An automated pruning method was proposed to compress the model, achieving a 60.2% reduction in computation and a 9.1% increase in inference speed. …”
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988
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989
Numerical simulation of fecal coliform reduction at a constructed wetland Simulação numérica da redução de coliformes fecais em terras úmidas construídas
Published 2003-12-01“…The theoretical data were obtained from a mathematical model, adapted to describe the physical process of subsurface flow. …”
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990
Intersecting factors of disadvantage and discrimination and their effect on daily life during the coronavirus pandemic: the CICADA-ME mixed-methods study
Published 2025-02-01“…Objectives Through an intersectionality lens, to: explore and compare, by location and time, survey and qualitative data on changing needs for social, health and well-being outcomes relate coping strategies/solutions to these explore formal and informal network issues/affordances gain insights from synthesising our data contextualise and explore transferability of findings co-create outputs with stakeholders. Design Mixed-methods, asset-based, underpinned by embodiment disability models and intersectionality, integrating three strands: (secondary): analysis of existing cohort/panel data, literature review (primary: quantitative): new survey (n = 4326), three times over 18 months (primary: qualitative): semistructured interviews (n = 271), interviewee co-create workshops (n = 104) 5 and 10 months later, mixed stakeholder co-design workshops (n = 30) for rapid-impact solutions to issues, key informant interviews (n = 4). …”
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991
Developing a Nomogram for Predicting the Probability of Shoulder Redislocation after the First Episode in Young Patients
Published 2022-09-01“…Materials and Methods: With the use of a nationwide administrative database, patients aged 13–50 years with a diagnosis of primary shoulder dislocation receiving closed reduction from January 1, 2000, to December 31, 2013, were extracted. …”
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992
Review of carbon emission accounting methods in coal enterprises
Published 2024-12-01“…Carbon emission accounting of coal enterprises is the foundation and prerequisite for formulating reasonable carbon emission reduction measures. Scholars in China and abroad have proposed and adopted many methods to account for the carbon emissions of coal enterprises. …”
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993
A New Hyperspectral Image Identification Method Based on LSDA and OSELM
Published 2024-01-01“…The proposed method improves the generalization ability and accuracy of hyperspectral image target recognition models. …”
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994
Temporal Reduction in Chronotropic Index Predicts Risk of Cardiovascular Death Among Healthy Middle‐Aged Men: a 28‐Year Follow‐Up Study
Published 2016-12-01“…Cox proportional hazard regression models were used to estimate risks and adjusted for classical cardiovascular risk factors. …”
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Leveraging Feature Extraction to Perform Time-Efficient Selection for Machine Learning Applications
Published 2025-07-01“…Furthermore, this reduction is achieved while maintaining competitive model performance, demonstrating that the selected features remain effective for the learning task. …”
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996
Comparative Analysis on Modelling Approaches for the Simulation of Fatigue Disbonding with Cohesive Zone Models
Published 2025-02-01“…Adhesively bonded joints are essential in the aeronautical industry, offering benefits such as weight reduction and enhanced sustainability. However, certifying these joints is challenging due to unreliable methods for assessing their strength and the development of predictive models for fatigue-driven disbonding remains an ongoing effort. …”
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997
An interpretable integrated machine learning framework for genomic selection
Published 2025-12-01“…In this study, we conducted a comprehensive analysis comparing the performance of various ML models, along with investigations into parameter optimization, dimensionality reduction, feature selection, and the “black box” problem. …”
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Stock return forecasting based on the proxy variables of category factors
Published 2025-06-01“…Additionally, the proposed method exhibits a more robust and prominent prediction performance than competing models such as single-category-factor-based random forest models, dimension-reduction, and forecast-combination methods. …”
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Autonomous Detection of Mineral Phases in a Rock Sample Using a Space-prototype LIMS Instrument and Unsupervised Machine Learning
Published 2024-01-01“…Through a grid search, the stability of the methods over a broad model parameter space is confirmed, revealing a correlation between the level of data preprocessing and the resulting clustering quality. …”
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