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8881
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8882
Forecasting Oil Price by Hierarchical Shrinkage in Dynamic Parameter Models
Published 2020-01-01“…The aim of this paper is to forecast monthly crude oil price with a hierarchical shrinkage approach, which utilizes not only LASSO for predictor selection, but a hierarchical Bayesian method to determine whether constant coefficient (CC) or time-varying parameter (TVP) predictive regression should be employed in each out-of-sample forecasting step. …”
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8883
Validation of the vertical canopy cover profile products derived from GEDI over selected forest sites
Published 2024-12-01“…The GEDI CC was improved at moderate CC values using a canopy-to-ground backscattering coefficient ratio (ρv/ρg) determined with the regression method. …”
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8884
Phosphorus loss in surface runoff from soils with different soil test phosphorus ratings
Published 2025-06-01“…This research evaluated the relationship between P concentration in runoff and STP concentrations determined by different methods (water‐soluble P, Mehlich‐1 [M1], and Mehlich‐3 [M3]) and quantified the differences in P loads in runoff from soils having distinct STP levels. …”
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8885
Current epidemiological characteristics of pertussis in the Russian Federation
Published 2020-06-01“…A correlation analysis of the relationship between the timeliness of vaccination coverage and the incidence of pertussis was carried out by calculating the Pearson’s correlation coefficient. The significance of differences in the incidence rates was determined by estimating the confidence intervals and calculating the t-test.Results. …”
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8886
Evaluation of the Selected Parameters of Inflammation in Patients with Haemorrhagic Stroke
Published 2023-03-01“…Non-parametric statistical methods were used in the analysis: the Mann–Whitney test, the Kruskal–Wallis test and the Spearman correlation coefficient. …”
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8887
Psychometric evaluation of the Persian version of the adult chronic kidney disease self-management instrument in the Iranian population
Published 2025-07-01“…Furthermore, the scales exhibited strong stability, as evidenced by an overall Intraclass Correlation Coefficient result of 0.961. The absolute reliability, as determined by Standard Error of Measurement results, was 3.16. …”
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8888
The results of hemostasis assessment using thromboelastography in patients with COVID-19
Published 2023-10-01“…To assess the relationships between continuous variables, the Spearman direct linear correlation coefficient (r) was determined.Results. 53% of patients had hypocoagulation, 31% had normocoagulation, and 16% had hypercoagulation. …”
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8889
Variability of seed quality indices in soft spring wheat depending on weather conditions
Published 2017-09-01“…To investigate the correlation dependence between grain quality indices in the years with contrasting weather conditions and conduct the analysis of variance. Methods. Parameters of grain and flour quality of bread spring wheat lines were determined using conventional methods at the laboratory of grain quality of V. …”
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8890
Thin-Layer Chromatography Combined with Surface-Enhanced Raman Spectroscopy for Simultaneous Detection of Four Sudan Dyes in Hot Pepper Products
Published 2025-07-01“…Results: The characteristic peaks of Sudan red I-IV dyes showed a good linear relationship with their concentrations in the range of 1-200 mg/L, with determination coefficients (R2) of 0.996, 0.995, 0.993, and 0.992, respectively. …”
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8891
Multifunctional hyaluronic acid-based biomimetic/pH-responsive hybrid nanostructured lipid carriers for treating bacterial sepsis
Published 2025-02-01“…Drug release was evaluated using the dialysis bag method. Antimicrobial activity against MRSA and efflux pump inhibition were also determined. …”
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8892
Research on non-stop maintenance of sewage treatment system based on spatiotemporal redundancy regulation
Published 2025-01-01“…Experimental results demonstrated that the low-flow operation scheme achieved a determination coefficient (R2=0.899), significantly outperforming the peak shaving scheme (R2=0.828). …”
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8893
Machine Learning Models for the Prediction of Wind Loads on Containerships
Published 2025-02-01“…The models showed satisfactory performance on an evaluation set, with high coefficients of determination. The models based on the gradient-boosted tree method slightly outperformed those based on the multilayer perceptron method, particularly in terms of mean absolute error. …”
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8894
Identification and verification of biomarkers associated with neutrophils in acute myocardial infarction: integrated analysis of bulk RNA-seq, expression quantitative trait loci, a...
Published 2025-08-01“…However, the concrete association between AMI and neutrophils remains uncertain.MethodsBulk RNA-seq data for patients with AMI were downloaded from the Gene Expression Omnibus (GEO) database. …”
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8895
Genome editing of porcine zygotes via lipofection of two guide RNAs using a CRISPR/Cas9 system
Published 2024-08-01“…In Experiment 2, we examined the effects of the culture method on the development, mutation rate, and mutation efficiency of zygotes with simultaneously double-edited GHR and GGTA1, cultured using 4-well (group culture) and 25-well plates (individual culture). …”
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8896
Evaluation of ATC as an Orally Administered Drug in Treatment of Cadmium Toxicity of Rat Organs
Published 2009-01-01“…Cadmium and iron concentrations in different tissues were determined by graphite furnace and flame atomic absorption spectrometry (GF AAS and F AAS) methods, respectively. …”
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8897
Mining-Induced Redistribution of the Abnormal Stress under the Close Bearing Coal Pillar for Entry Design
Published 2021-01-01“…This numerical simulation model is reliable to predict the abnormal stress under the bearing coal pillar by the comparison of the abutment stress from this model and the existing theoretical model as well as the entry roof surface displacement from this model and the field measuring method. The results from the validated numerical model indicate that the abnormal stress including stress concentration coefficient, stress gradient, and lateral pressure coefficient will redistribute to another state that the stress concentration coefficient and stress gradient increase gradually and then decrease, and the lateral pressure coefficient decreases gradually, then increases, and finally decreases sharply with the approach of the mining working face. …”
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8898
ECOLOGY OF AGRICULTURAL LAND USE THE NORTH CAUCASIAN FEDERAL DISTRICT
Published 2016-07-01“…The aim is to make an evaluation of the processes taking place on agricultural lands when intensively used on the territory of the North Caucasus Federal District of the Russian Federation.Methods. Analysis of literary sources and conventional techniques with the use of geo-informational systems.Results. …”
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8899
Halal Lifestyle Based on Value Creation: Evidence in Valqo Leather Factory Micro Businesses, East Java
Published 2024-03-01“…The research method uses descriptive qualitative. This method involves informants from several parties, including business owners, customers, and the community around the company. …”
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8900
Pemilihan Penerima Beasiswa Program Kuliah Gratis Kalteng Berkah Menggunakan Algoritma Simple Additive Weighting (SAW) di Politeknik Muara Teweh
Published 2024-12-01“…In conclusion, the use of the SAW method to determine scholarship recipients at Muara Teweh Polytechnic can increase the efficiency and effectiveness of the selection process.…”
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