Results 91 to 100 of about 73,040 (266)
International Journal of Gynecology &Obstetrics, EarlyView.Abstract Objective This study estimates the prevalence of intimate partner violence during pregnancy (IPVP) and identifies associated psychosocial and mental health factors among women with high‐risk pregnancies. Materials and Methods A cross‐sectional study was conducted among 199 women with high‐risk pregnancies attending a tertiary obstetrics and ...
Diana Pimentel‐Nieto +3 more
wiley +1 more source
ks: Kernel Density Estimation and Kernel Discriminant Analysis for Multivariate Data in R [PDF]
Kernel smoothing is one of the most widely used non-parametric data smoothing techniques. We introduce a new R package ks for multivariate kernel smoothing.
Tarn Duong
core +1 more source
Copulas in finance and insurance [PDF]
, 2008 Copulas provide a potential useful modeling tool to represent the dependence structure among variables and to generate joint distributions by combining given marginal distributions. Simulations play a relevant role in finance and insurance.
Romera, Rosario, Molanes, Elisa M.
core
Journal of Adolescence, EarlyView.ABSTRACT Objective Body dissatisfaction often arises from a discrepancy between perceived and ideal body images, posing a risk for psychological issues like depression and eating pathologies, particularly during adolescence. Puberty's rapid physical changes may exacerbate the feeling of dissatisfaction, additionally pubertal changes also influence ...
Isabella Muscolino +3 more
wiley +1 more source
Enjoy the Joy of Copulas: With a Package copula [PDF]
Copulas have become a popular tool in multivariate modeling successfully applied in many fields. A good open-source implementation of copulas is much needed for more practitioners to enjoy the joy of copulas.
Jun Yan
core +1 more source
Identifying Peer Effects in Networks with Unobserved Effort and Isolated Students
Journal of Applied Econometrics, EarlyView.ABSTRACT Peer influence on effort devoted to some activity is often studied when effort is unobserved, and the researcher instead observes an outcome that combines effort with other shocks. For instance, in education, achievement measures such as GPA reflect both effort and idiosyncratic GPA shocks.
Aristide Houndetoungan +2 more
wiley +1 more source
An M-estimator of multivariate tail dependence. [PDF]
AN M-ESTIMATOR OF TAIL DEPENDENCE. Extreme value theory is the part of probability and statistics that provides the theoretical background for modeling events that almost never happen.
Krajina, A.
core +1 more source
Journal of Clinical Psychology, EarlyView.ABSTRACT Objective Most research on dieting behaviours has examined rigid dieting, characterised by strict, rule‐bound approaches to eating that reflect an all‐or‐nothing mindset. However, this work has primarily emphasised behavioural features, with comparatively less attention to the cognitive and emotional processes underlying rigid control ...
Tayarna Bolger, Mariel Messer
wiley +1 more source
Multivariate extremes at work for portfolio risk measurement [PDF]
, 2002 This paper proposes a methodology to provide risk measures for portfolios during extreme events. The approach is based on splitting the multivariate extreme value distribution of the assets of the portfolio into two parts: the distributions of each ...
Bouyé, Eric
core
Annals of HepatologyIntroduction and Objectives: Metabolic dysfunction-associated steatotic liver disease (MASLD) is the leading cause of chronic liver disease worldwide.
Fernando Junior Contreras Vargas +1 more
doaj +1 more source