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1. Time trends in prevalence and incidence rates of childhood overweight and obesity in Portugal: Generation XXI birth cohort: (Publication); Childhood obesity estimates are steadily increasing worldwide. There is strong evidence that overweight children before puberty maintain this nutritional status for life. This study aimed to estimate the ...; Created on 25 September 2019
2. Time trends in prevalence and incidence rates of childhood overweight and obesity in Portugal: Generation XXI birth cohort: (Publication); Childhood obesity estimates are steadily increasing worldwide. There is strong evidence that overweight children before puberty maintain this nutritional status for life. This study aimed to estimate the ...; Created on 25 September 2019
3. CLT for <span class="highlight">integrated square error</span> of density estimators with censoring indicators missing at random ...: (Publication); A popular stochastic measure of the distance between the density of the lifetimes and its estimator is the integrated square error (ISE) and Hellinger distance (HD). In this paper, we focus on the right-censored ...; Created on 25 September 2019
4. Plasma microRNA Profiling Reveals Novel Biomarkers of Epicardial Adipose Tissue: A Multidetector Computed Tomography Study: (Publication); Epicardial adipose tissue (EAT) constitutes a novel parameter for cardiometabolic risk assessment and a target for therapy. Here, we evaluated for the first time the plasma microRNA (miRNA) profile as ...; Created on 22 August 2019
5. A hybrid ARIMA–SVM model for the study of the remaining useful life of aircraft engines: (Publication); In this research, an algorithm is presented for predicting the remaining useful life (RUL) of aircraft engines from a set of predictor variables measured by several sensors located in the engine. RUL prediction ...; Created on 10 October 2018
6. A two-sample test for the error distribution in nonparametric regression based on the characteristic function: (Publication); A test for the equality of error distributions in two nonparametric regression models is proposed. The test statistic is based on comparing the empirical characteristic functions of the residuals calculated ...; Created on 09 October 2018
7. A Diagnostic Test Approach for Multitesting Problems: (Publication); In the last decades, multiple-testing problems have received much attention. Many different methods have been proposed in order to deal with this relevant issue. Most of them are focused on controlling ...; Created on 10 October 2018
8. Penalized profile least squares-based statistical inference for varying coefficient partially linear errors-in-variables models: (Publication); The purpose of this paper is two fold. First, we investigate estimation for varying coefficient partially linear models in which covariates in the nonparametric part are measured with errors. As there ...; Created on 01 October 2018
9. Penalized empirical likelihood for quantile regression with missing covariates and auxiliary information: (Publication); Based on the inverse probability weight method, we, in this article, construct the empirical likelihood (EL) and penalized empirical likelihood (PEL) ratios of the parameter in the linear quantile regression ...; Created on 01 October 2018
10. Computationally Efficient Goodness-of-Fit Tests for the Error Distribution in Nonparametric Regression: (Publication); Several procedures have been proposed for testing goodness-of-fit to the error distribution in nonparametric regression models. The null distribution of the associated test statistics is usually approximated ...; Created on 14 May 2018
11. A weighted bootstrap approximation for comparing the error distributions in nonparametric regression: (Publication); Several procedures have been proposed for testing the equality of error distributions in two or more nonparametric regression models. Here we deal with methods based on comparing estimators of the cumulative ...; Created on 09 October 2018
12. Jackknife empirical likelihood of error variance in partially linear varying-coefficient errors-in-variables models: (Publication); For the partially linear varying-coefficient model when the parametric covariates are measured with additive errors, the estimator of the error variance is defined based on residuals of the model. At the ...; Created on 22 May 2018
13. Wavelet estimation of density for censored data with censoring indicator missing at random: (Publication); In this paper, we define the nonlinear wavelet estimator of density for the right censoring model with the censoring indicator missing at random (MAR), and develop its asymptotic expression for mean integrated ...; Created on 22 May 2018
14. An extended sequential goodness-of-fit multiple testing method for discrete data: (Publication); The sequential goodness-of-fit (SGoF) multiple testing method has recently been proposed as an alternative to the familywise error rate-And the false discovery rate-controlling procedures in high-dimensional ...; Created on 23 January 2018
15. Convergence rate of wavelet density estimator with data missing randomly when covariables are present: (Publication); In this article, we study global L2 error of non linear wavelet estimator of density in the Besov space Bspq for missing data model when covariables are present and prove that the estimator can achieve ...; Created on 18 September 2017
16. Semiparametric estimation of risk-return relationships: (Publication); This article proposes semiparametric generalized least-squares estimation of parametric restrictions between the conditional mean and the conditional variance of excess returns given a set of parametric ...; Created on 01 September 2017
17. Penalized empirical likelihood for high-dimensional partially linear varying coefficient model with measurement errors: (Publication); For the high-dimensional partially linear varying coefficient models where covariates in the nonparametric part are measured with additive errors, we, in this paper, study asymptotic distributions of a ...; Created on 08 September 2017
18. Fourier methods for model selection: (Publication); A test approach to the model selection problem based on characteristic functions (CFs) is proposed. The scheme is close to that proposed by Vuong (Econometrica 57:257–306, 1989), which is based on comparing ...; Created on 04 November 2016
19. Comment on ‘An improved score interval with a modified midpoint for a binomial proportion: (Publication); Yu et al. [An improved score interval with a modified midpoint for a binomial proportion. J Stat Comput Simul. 2014;84:1022–1038] propose a novel confidence interval (CI) for a binomial proportion by modifying ...; Created on 04 November 2016
20. Model checks for nonparametric regression with missing data: a comparative study: (Publication); This paper analyses the behaviour of the goodness-of-fit tests for regression models. To this end, it uses statistics based on an estimation of the integrated regression function with missing observations ...; Created on 04 November 2016
21. TPmsm: Estimation of the transition probabilities in 3-state models: (Publication); One major goal in clinical applications of multi-state models is the estimation of transition probabilities. The usual nonparametric estimator of the transition matrix for non-homogeneous Markov processes ...; Created on 01 September 2017
22. An extended sequential goodness-of-fit multiple testing method for discrete data: (Publication); The sequential goodness-of-fit (SGoF) multiple testing method has recently been proposed as an alternative to the familywise error rate- and the false discovery rate-controlling procedures in highdimensional ...; Created on 01 September 2017
23. Fast smoothing parameter separation in multidimensional P-splines: The SAP algorithm: (Publication); A new computational algorithm for estimating the smoothing parameters of a multidimensional penalized spline generalized linear model with anisotropic penalty is presented. This new proposal is based on ...; Created on 01 September 2017
24. Tests for the equality of conditional variance functions in nonparametric regression: (Publication); In this paper we are interested in checking whether the conditional variances are equal in k >= 2 location-scale regression models. Our procedure is fully nonparametric and is based on the comparison of ...; Created on 31 August 2017
25. The least square nucleolus is a normalized Banzhaf value: (Publication); In this note we study a truncated additive normalization of the Banzhaf value. We are able to show that it corresponds to the least square nucleolus (LS-nucleolus), which was originally introduced as the ...; Created on 31 August 2017
26. Sgof: An R Package for Multiple Testing Problems: (Publication); In this paper we present a new R package called sgof for multiple hypothesis testing. The principal aim of this package is to implement SGoF-type multiple testing methods, known to be more powerful than ...; Created on 04 September 2017
27. Quality control in aerobiology: comparison different slide reading methods: (Publication); The use of standard methodology allows us to compare and to evaluate the data generated from samplers under general use. In aerobiological pollen monitoring, the most frequently slide sampling methods ...; Created on 04 September 2017
28. Forecasting SO2 Pollution Incidents by means of Elman Artificial Neural Networks and ARIMA Models: (Publication); An SO2 emission episode at coal-fired power station occurs when the series of bihourly average of SO2 concentration, taken at 5-minute intervals, is greater than a specific value. Advance prediction of ...; Created on 04 September 2017
29. A semiparametric estimator of the bivariate distribution function for censored gap times: (Publication); Let (T1, T2) be gap times corresponding to two consecutive events, which are observed subject to random right-censoring. In this paper, a semiparametric estimator of the bivariate distribution function ...; Created on 08 September 2017
30. Convergence rate of wavelet estimator in semiparametric models with dependent MA($\infty$) error process: (Publication); Created on 08 September 2017
31. Asymptotic properties of error density estimator in regression model under $\alpha$-mixing assumptions: (Publication); Created on 12 September 2017
32. Comparison of error distributions in nonparametric regression: (Publication); Created on 12 September 2017