Results 111 to 120 of about 4,368 (154)

Vitamin D and cognition: Demographic disparities in memory recall and word intrusion in a multiethnic cohort. [PDF]

J Alzheimers Dis
Lopez-Alvarenga JC, Omaña-Guzmán I, Rosas-Carrasco O, Cavazos JE, Mahaney MC, Maestre GE.   +5 more
europepmc   +1 more source

Associations between snowboard coaches teaching interaction, motion guidance, and effectiveness assessment competencies and learners intentions to continue lessons. [PDF]

Front Psychol
Liu J, Hu T, Yin J.
europepmc   +1 more source

A hybrid deep boosting framework with adaptive label stabilization for SEM-based porosity estimation in fly-ash cement mortar. [PDF]

Front Artif Intell
Abdullah, Ather MA, Rodríguez JLO, Sánchez-Mejorada CG.   +3 more
europepmc   +1 more source

Federated generalized additive models for location, scale and shape. [PDF]

BMC Med Res Methodol
Swenne A, Intemann T, Moreno LA, Pigeot I.   +3 more
europepmc   +1 more source

Dynamic Regression of Longitudinal Trajectory Features. [PDF]

J Am Stat Assoc
Ma H, Zhao W, Hanfelt J, Peng L.
europepmc   +1 more source

Establishing Reference Intervals for Fat-Soluble Vitamins in Healthy Chinese Adults: Study Protocol for a Cross-Sectional, Multicenter Study.

JMIR Res Protoc
Liu Z, Liu C, Li N, Shen C, Qiu L, Sheng D.   +5 more
europepmc   +1 more source

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Nonparametric Multivariate Conditional Distribution and Quantile Regression

SSRN Electronic Journal, 2008
In nonparametric multivariate regression analysis, one usually seeks methods to reduce the dimensionality of the regression function to bypass the difficulty caused by the curse of dimensionality. We study nonparametric estimation of multivariate conditional distribution and quantile regression via local univariate quadratic estimation of partial ...
Keming Yu, Xiaochen (Michael) Sun, Gautam Mitra   +2 more
openaire   +1 more source

Rare disaster risks and gold over 700 years: Evidence from nonparametric quantile regressions

Resources Policy, 2022
Using annual data on real gold returns and measures of rare disaster risks over the period of 1280–2016, we show the existence of nonlinearity and regime changes in the relationship between the two variables of concern, over and above the existence of non-normality in the data.
Mehmet Balcilar, Rangan Gupta, Jacobus Nel   +2 more
openaire   +2 more sources