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Stratified allocation method for water injection based on machine learning: A case study of the Bohai A oil and gas field
Published 2025-04-01“…Meanwhile, the process of adjusting the injection volume of water injection wells is overly complicated and relies on the experience of reservoir engineers. This paper established an automatic allocation method aimed at optimizing injection strategies based on the reservoir injection allocation scheme and utilizing real-time online data from intelligent layered injection wells by combining numerical simulation with artificial intelligence and machine learning algorithms. …”
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922
Relationships of sensory processing sensitivity with creativity and empathy in an adult sample
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923
A co-design exemplar: how to align with community goals when developing data collection methods with communities from refugee backgrounds
Published 2024-06-01“…Co-designing data collection methods ensured that community members with no research experience could contribute towards the design of culturally appropriate data collection tools. …”
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924
Determination of ash content in Slovenian wines by empirical equations
Published 2003-10-01“…The possibility of fast determination of ash content from given conductivity, alcohol and total dry extract was examined on 58 samples of Slovenian white and red still wines. Values calculated by literature relations were compared to experimentally determined values obtained by official method (burning in a furnace). …”
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925
Results of aircraft positioning tests in postprocessing using the GNSS
Published 2017-06-01“…The aircraft’s position was established using GPS data with a sample rate of 1 s in both experiments. The raw GPS data were collected by a Topcon Hiper Pro receiver, which was installed in the pilot’s cabin of a Cessna aircraft. …”
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926
SSMM: Semi-supervised manifold method with spatial-spectral self-training and regularized metric constraints for hyperspectral image dimensionality reduction
Published 2025-02-01“…However, the existing manifold learning methods cannot effectively solve the problem of lacking label information and ignore the negative impact of dimensionality reduction on sample division. …”
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927
A Dense Bootstrap Contrastive Learning Method With 3-D Dynamic Convolution for Few-Shot PolSAR Image Classification
Published 2025-01-01“…More importantly, during the pretraining phase, we design a multilevel contrastive learning strategy that fully utilizes both global and local instance representations without requiring labeled samples. The effectiveness of the proposed method is validated through experiments on three different datasets. …”
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928
Eudemonia of People Living with HIV at an Anti-Retroviral Therapy Center, Ron, Gadag District - A Mixed Method Feasibility Study
Published 2024-01-01“…In 1980s the first case of HIV Human Immunodeficiency Virus was reported and according to World Health Organization WHO 36.9 million people worldwide are living with HIVAIDS Acquired Immunodeficiency Syndrome.Aim This study aimed to explore the meaning of lived experiences of people living with HIV PLHIV and evaluate the effectiveness of health interventions on the state of health of PLHIV at an Anti-retroviral therapy ART center Ron Gadag District.Methods A sequential exploratory mixed-method study was conducted from August 2022 to September 2022. …”
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929
Quantification of H3.1-nucleosomes using a chemiluminescent immunoassay: A reliable method for neutrophil extracellular trap detection.
Published 2025-01-01“…Overproduction or insufficient clearance of NETs contributes to dysfunction of immune response and disease pathogenesis, underlying the importance of early detection and monitoring of NET levels in clinical samples. While existing methods for NETs detection and quantification face limitations, there is a pressing need for a reliable, sensitive, and clinically applicable assay. …”
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930
Regression Analysis in Development of Method for Isolation and Quantitative Determination of Water-soluble Polysaccharides from Sunflower Roots of One-year-old
Published 2022-02-01“…The aim of this study is to select optimal parameters of ultrasonic extraction of water-soluble polysaccharides from sunflower roots of oneyear old based on regression analysis.Materials and methods. For the experiment, raw materials purchased from one of the pharmacies in the city of Voronezh were used. …”
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931
Difference in life skills of young volleyball athletes (gender orientation) and identification of supporting factors for their improvement: A mixed method study
Published 2025-04-01“…Methodology: The researcher used a mixed method with an explanatory sequential design. The quantitative study sample totaled 51 young athletes (23 males and 28 females). …”
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932
Difference in life skills of young volleyball athletes (gender orientation) and identification of supporting factors for their improvement: A mixed method study
Published 2025-04-01“…Methodology: The researcher used a mixed method with an explanatory sequential design. The quantitative study sample totaled 51 young athletes (23 males and 28 females). …”
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933
Optimization of White Tea Flavanol Extraction Process by the Ultrasonic‐Assisted Deep Eutectic Solvent Method and Determination of the Antioxidant and Antibacterial Activity
Published 2025-01-01“…The influence of four factors on the flavanol extraction yield was analyzed by single factor experiments, including deep eutectic solvent mole ratio (the mole of hydrogen bond acceptors: the mole of hydrogen bond donors), solid–liquid ratio (white tea sample weight/g: the volume of DES/mL), extraction time and extraction temperature. …”
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934
A Fast Recognition Method for Space Targets in ISAR Images Based on Local and Global Structural Fusion Features with Lower Dimensions
Published 2020-01-01“…However, limited by the cost and conditions of ISAR image acquisition, it is relatively difficult to obtain large-scale sample data, which makes it difficult to obtain target deep features with good discriminability by using the currently popular deep learning method. …”
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935
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936
Comparative assessment of yield and environmental stability of common dill samples
Published 2022-05-01“…The objects were breeding samples of common dill. Field and laboratory experiments were carried out using generally accepted methods and guidelines. …”
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937
A comprehensive UHPLC-MS/MS and extraction method reveals flavonoid profile and concentration are diverse in spinach (Spinacia oleracea L.)
Published 2025-04-01“…Spinach flavonoids without authentic standards were putatively identified using MS/MS fragmentation experiments, precursor scans, and matches to high-resolution MS literature reports.ResultsOur extraction method enables up to 48 samples to be extracted in 60 minutes with recovery estimates between 100.5 – 107.8%. …”
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938
n-FFT COMPRESSED SENSING ALGORITHM OF SMART DIMENSIONALITY REDUCTION METHOD AND ITS APPLICATION IN FEATURE EXTRACTION AND CLASSIFICATION OF GEAR SYSTEM
Published 2019-01-01“…But the signals of engineering practice are very complex,nonlinear,and non-stationary,Within the external noise interference coupled,makes the analysis and processing more difficult,which lead to the spectral analysis based on FFT method has been very limited. For the advantages of computation speed,features and stability of FFT algorithm,the secondary FFT,third FFT algorithm,n-FFT algorithm( 2 npoints less than the signal sample points) were discussed in theory and research,the theory was explored and verified by experiment signals. …”
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939
Optimization of bonding parameters in diffusion bonding of Cu10Sn-B4C composites produced by P/M method
Published 2024-01-01“…In this study, bronze matrix and B4C reinforced composite materials were produced by the P/M method, and diffusion bonding processes were applied to these materials in the experimental setup created by the Taguchi method. …”
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940