The efm approach for single-index models

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August undefined, 2024

WebDec 1, 2014 · This paper focuses on the robust estimation approach for the partially linear single-index AFT model. We consider the following randomly censored survival partially linear single-index model Y = g ( X T β) + Z T α + ε, where Y is the survival time or the logarithm survival time, θ = ( β, α) is a vector of unknown parameters in R p + q ...

Robust estimation for survival partially linear single-index models

WebEnergy Flow Model The Energy Flow Model (EFM) [18] quantifies the energy flow between system components, whilst respecting the maximum energy that each component can provide or extract. The EFM is represented by a directed acyclic graph in which components are modeled as vertices and the respective connections correspond to edges. WebFeb 24, 2000 · Generalized Single-Index Models: The EFM Approach Xia Cui, W. Härdle, Lixing Zhu Mathematics 2009 Generalized single-index models are natural extensions of linear models and circumvent the so-called curse of dimensionality. They are becoming increasingly popular in many scientific fields… 8 PDF twisted racing

Generalized Single-Index Models: The EFM Approach

WebNov 3, 2006 · The single-index model is one of the most popular semiparametric models in applied quantitative sciences. Two new estimation methods have been proposed recently … WebNov 1, 2024 · In this work, we are focusing on the single-index models (Ichimura, 1993) which can be roughly regarded as a dimension reduction approach and the response is modelled as a nonparametric function of the constructed index. WebThe single-index model, which is investigated extensively, is of the following form: Y = g (ßTx) + £, (1) where Y is the univariate response and X is a twisted racing team

ASYMPTOTIC DISTRIBUTIONS FOR TWO ESTIMATORS OF THE …

Robust estimation for survival partially linear single-index models ...

WebTHE EFM APPROACH FOR SINGLE-INDEX MODELS 3 denoting ∂E(Y X=x)/∂x and k·kbeing the Euclidean norm.An advantage of the ADE approach is that it allows estimating β … WebJan 1, 2024 · We develop a novel approach using empirical process techniques in establishing the theoretical properties of the nonconvex penalized estimators for partially linear single-index quantile models and show those estimators indeed possess the oracle property in ultra-high dimensional setting. twisted quilt block patternWebJan 1, 2009 · In this paper we introduce the EFM ap- proach, a method of estimating functions, to study the generalized single-index model. The procedure is to first relax the … take chain off bike

"WebOct 8, 2015 · The single-index model is a useful extension of the linear regression model. Cui et al. (Ann Stat 39:1658–1688, 2011) proposed an estimating function method for the estimation of index vector in an extended single-index model (ESIM). Nevertheless, how to conduct variable selection for ESIM has not been studied. " - The efm approach for single-index models

The efm approach for single-index models

ZHU, Lixing - Hong Kong Baptist University

WebFeb 12, 2024 · Single-index models have gained increased popularity in time-to-event analysis owing to their model flexibility and advantage in dimension reduction. In this paper, we propose a... WebFeb 1, 2012 · In this paper, we present an estimation approach based on generalized estimating equations and a variable selection procedure for single-index models when the observed data are clustered. Unlike the case of independent observations, bias-correction is necessary when general working correlation matrices are used in the estimating equations.

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WebDec 11, 2011 · In this paper, we extend the composite quantile regression (CQR) method to a single-index model. The unknown link function is estimated by local composite quantile … WebThe partially linear single-index model is an interesting semiparametric model extended by the partially linear model and the single-index model, which supply a good balance between flexibility and parsimony. A robust estimation is proposed to fit the ...

WebThe PLDA-D is based on the Bellman and Ford–Fulkerson flow algorithms that analyze energy-flow models (EFM). EFM computes the power efficiency, sustainability and cost metrics of data center infrastructures. To demonstrate the applicability of the proposed strategy, we present a case study that analyzes four power infrastructures. WebThe EFM approach for single-index models Item Preview remove-circle Share or Embed This Item. Share to Twitter. Share to Facebook. Share to Reddit. Share to Tumblr. Share to Pinterest. Share via email.

WebGeneralized single-index models: The EFM approach. Annals of Statistics, 39, No. 3, 1658 - 1688. Li, L., Zhu, L. P. and Zhu, Lixing (2011). Inference on Primary Parameter of Interest with Aid of Dimension Reduction Estimation. Journal of the Royal Statistical Society, series B., 73, 59-80. Li, L., Li, B., and Zhu, Lixing (2010). WebOct 28, 2009 · Generalized single-index models are natural extensions of linear models and circumvent the so-called curse of dimensionality. They are becoming increasingly popular …

Webwe investigate the efficiency and computation of the estimates for the single-index models, and systematically develop and prove the asymptotic properties of EFM. The paper is …

WebThis repository gives R scripts for simulations with the ordinary profile Least Squares Estimator (LSE), the Simple Score Estimator (SSE), the Effective Score Estimator (ESE). It … twisted rackWebJun 1, 2013 · We study generalized single-index models and propose an efficient equation for estimating the index parameter and unknown link function, deriving a quasi-likelihood-based maximum empirical likelihood estimator (QLMELE) of the index parameter. twisted radio stationWebWe present a path algorithm for the generalized lasso problem. This problem penalizes the ℓ1norm of a matrix Dtimes the coefficient vector, and has a wide range of applications, dictated by the choice of D. Our algorithm is based on solving the dual of the generalized lasso, which greatly facilitates computation of the path. take chances翻译