Showing 1 - 20 results of 31 for search 'quantile composition', query time: 0.08s Refine Results
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    Identification of Wiener Model with Internal Noise Using a Cubic Spline Approximation-Bayesian Composite Quantile Regression Algorithm by Tianhong Pan, Wei Guo, Ying Song, Fujia Yin

    Published 2020-01-01
    “…A cubic spline approximation-Bayesian composite quantile regression algorithm is proposed to estimate parameters and structure of the Wiener model with internal noise. …”
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    A distribution dependence study on the impacts of health rights’ accessibility on the overwork of migrant workers in China using quantile-on-quantile method by Shengzhi Zhang, Shengzhi Zhang, Yanlong Deng, Yu Zhang

    Published 2025-08-01
    “…Investigating the formation mechanisms and generational variations in migrant workers’ overwork through the lens of health rights accessibility enriches theoretical explanations of overwork’s causes while offering actionable strategies for mitigation.MethodsBased on the China Migrants Dynamic Survey (CMDS), this study empirically tests the impact of health right’s accessibility on migrant workers’ overwork and its intergenerational differences using the quantile-on-quantile regression (QQR) and composition test method.ResultsHealth rights’ accessibility significantly reduces migrant workers’ overwork, with a 1-unit improvement correlating with a 4.22% decline in overwork rate and 2.36-h weekly reduction in overwork hours. …”
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    Thyroid Feedback Quantile-based Index correlates strongly to renal function in euthyroid individuals by Sijue Yang, Shuiqing Lai, Zixiao Wang, Aihua Liu, Wei Wang, Haixia Guan

    Published 2021-01-01
    “…Parametric Thyroid Feedback Quantile-based Index (PTFQIFT4), TSH index (TSHI), thyrotroph T4 resistance index (TT4RI), free triiodothyronine to FT4 ratio (FT3/FT4), the secretory capacity of the thyroid gland (SPINA-GT) and the sum activity of peripheral deiodinases (SPINA-GD) were calculated. …”
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    Research on the Tail Risk Spillover Effect of Cryptocurrencies and Energy Market Based on Complex Network by Xiao-Li Gong, Xue-Ting Wang

    Published 2025-06-01
    “…The tail risk spillover effects under various time and frequency domains were captured by the spillover index, which was assessed by the leptokurtic quantile vector autoregression (QVAR) model. Considering the spatial heterogeneity of energy companies, the spatial Durbin model was used to explore the impact mechanism of risk spillovers. …”
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    Deciphering the Oncogenic Landscape of Hepatocytes Through Integrated Single‐Nucleus and Bulk RNA‐Seq of Hepatocellular Carcinoma by Huanhou Su, Xuewen Zhou, Guanchuan Lin, Chaochao Luo, Wei Meng, Cui Lv, Yuting Chen, Zebin Wen, Xu Li, Yongzhang Wu, Changtai Xiao, Jian Yang, Jiameng Lu, Xingguang Luo, Yan Chen, Paul KH Tam, Chuanjiang Li, Haitao Sun, Xinghua Pan

    Published 2025-04-01
    “…These subtypes were strongly associated with patient prognosis, confirmed in TCGA‐LIHC and Fudan HCC cohorts through hepatocyte composition deconvolution. A quantile‐based scoring method is developed to integrate data from 29 public HCC datasets, creating a Quantile Distribution Model (QDM) with excellent diagnostic accuracy (Area Under the Curve, AUC = 0.968‐0.982). …”
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    Adaptive Constant False Alarm Detector Based on Composite Fuzzy Fusion Rules by Yuyao Yang, Chunbo Xiu

    Published 2025-01-01
    “…In order to improve the detection performance of the radar constant false alarm detector in a multiple-target environment, a Kaigh–Lachenbruch Quantile constant false alarm rate detector based on composite fuzzy fusion rules (CFKLQ-CFAR) is designed by combining fuzzy fusion rules and the Kaigh–Lachenbruch Quantile constant false alarm rate detector. …”
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    Correction of Batch Effect in Gut Microbiota Profiling of ASD Cohorts from Different Geographical Origins by Matteo Scanu, Federica Del Chierico, Riccardo Marsiglia, Francesca Toto, Silvia Guerrera, Giovanni Valeri, Stefano Vicari, Lorenza Putignani

    Published 2024-10-01
    “…Hence, on each dataset, conditional quantile regression (CQR) was performed to reduce the batch effects originating from both technical and geographical confounders affecting the GM-related data. …”
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    Scalable estimation of speciated volatile organic compound composition in the upstream natural gas sector by Sebastian T Rowland, Jeremy K Domen, Jasmine Lee, Quintin Munoz, Jessie M Jaeger, Sofia Bisogno, Chowdhury Moniruzzaman, Nick Heath, Christos Efstathiou, Seth B C Shonkoff, Lee Ann L Hill, Kelsey R Bilsback

    Published 2025-01-01
    “…However, publicly available gas composition data is scattered and geographically limited, pointing to the need for harmonized data and scalable modeling for sources without available composition data. …”
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    Association of Fusobacterium nucleatum in human saliva with periodontal status and composition of the salivary microbiome including periodontopathogens by Takanori Akase, Junya Inubushi, Yoshiko Hayashi-Okada, Yasumitsu Shimizu

    Published 2024-12-01
    “…Subjects with the highest quantiles of F. nucleatum had a higher prevalence of periodontitis compared with those with the lowest quantile. β-Diversity also differed among these four groups. …”
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    Genetic markers of obesity risk: stronger associations with body composition in overweight compared to normal-weight children. by Andreas Beyerlein, Rüdiger von Kries, Andrew R Ness, Ken K Ong

    Published 2011-04-01
    “…We examined whether there are differential effect sizes depending on children's body composition.<h4>Methods</h4>We analysed data of n = 4,837 children recorded in the Avon Longitudinal Study of Parents and Children (ALSPAC), applying quantile regression with sex- and age-specific standard deviation scores (SDS) of body mass index (BMI) or with body fat mass index and fat-free mass index at 9 years as outcome variables and an "obesity-risk-allele score" based on eight genetic variants known to be associated with childhood BMI as the explanatory variable.…”
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    Composite dietary antioxidant index and HPV infection from single and mixed associations to SHAP-interpreted machine learning predictions by Pei Zhang

    Published 2025-07-01
    “…However, the relationship between the composite dietary antioxidant index (CDAI) and HPV infection among adult women in the United States remains unknown.MethodsParticipants from the National Health and Nutrition Examination Survey (NHANES) during 2003–2016 were included. …”
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    Impaired sensitivity to thyroid hormones is associated with increased body fat mass/muscle mass ratio (F/M) in the euthyroid population by Ying Li, Qianqian Zhang, Li Chen, Yue Wang, Qibao Ye, Wei Liu, Yan Liu, Guojuan Wang

    Published 2025-04-01
    “…Abstract Objective To explore the relationship between body fat mass/muscle mass ratio (F/M) and thyroid hormone sensitivity in the euthyroid population. Methods Body compositions of 845 check-up individuals were determined using bioelectrical impedance analysis (BIA). …”
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    Exploring high-resolution targeting till geochemical data in central Lapland, Finland by Charmee Kalubowila, Pertti Sarala, Solveig Pospiech, Peter Filzmoser

    Published 2025-05-01
    “…The geochemical data are considered to be compositional data. Box plots, original concentration maps, and quantile-quantile (Q-Q) plots were used to explore the data and original and centred log-ratio (clr) transformed concentration maps with lithological units, heat maps and principal component analysis (PCA) plots were used as analytical tools. …”
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    The Extent and Patterns of Digitalization in Proactive Land Acquisition Strategy (PLAS) Farms in South Africa by Sukoluhle Mazwane, Moraka Nakedi Makhura, Athula Ginige

    Published 2024-10-01
    “…This study sought to develop an index for agricultural digitalization by applying composite confirmatory analysis (CCA). Another aim was to determine the factors that affect the development of digitalization in PLAS farms. …”
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    Quantifying the temporal trends of the combined effect of temperature and relative humidity on hand, foot, and mouth disease in Yunnan, China by Zhaohan Wang, Yue Ma, Wennian Cai, Tao Zhang, Tian Huang, Tiejun Shui, Fei Yin, Haijun Yang

    Published 2025-05-01
    “…Understanding these effects is essential for designing effective public health interventions.MethodsUsing daily meteorological and HFMD case data collected from 2010 to 2019 in 16 cities in Yunnan Province, China, we compared three composite indices (Humidex, heat index, and temperature–humidity index) to identify the indices that best captured the combined effect of temperature and humidity on HFMD risk. …”
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    Potential of environmental, social, and governance investment as a hedge in Indonesia during COVID-19 pandemic by Robiyanto Robiyanto, Frieska Dwi Agustina, Intiyas Utami, Budi Frensidy, Andrian Dolfriandra Huruta

    Published 2025-12-01
    “…Using Generalized Autoregressive Conditional Heteroskedasticity (GARCH) and Quantile Regression (QREG) techniques, the study found that ESG investments cannot act as hedge or safe haven in IDX. …”
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    Joint and independent associations of dietary antioxidant intakes with all-cause and cardiovascular mortality among patients with hypertension: a population-based cohort study by Songfeng Zhao, Yangbin Cao, Hongyi Liu, Aihua Liu

    Published 2025-01-01
    “…Overall dietary intake was estimated with composite dietary antioxidant index (CDAI). Cox proportional hazards models were used to estimate the risk for all-cause and CVD mortality. …”
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    Empirical analysis of Kenyan household diet deprivation through ReDD and human trophic level indices by Brian Kipkoech, Lilian Korir, Christian Fischer, Eric Ruto

    Published 2025-08-01
    “…Furthermore, Human Trophic Levels (HTLs) are also estimated to assess the diet's composition and energy intensity. Quantile regression and a two-step structural estimation approach are employed to investigate the socioeconomic drivers of dietary deprivation. …”
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