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1. Multiscale supervised classification of point clouds with urban and forest applications: (Publication); We analyze the utility of multiscale supervised classification algorithms for object detection and extraction from laser scanning or photogrammetric point clouds. Only the geometric information (the point ...; Created on 22 November 2019
2. The role of the p-value in the multitesting problem: (Publication); Modern science frequently involves the analysis of large amount of quantitative information and the simultaneous testing of thousands or even hundreds of thousands null hypotheses. In this context, sometimes, ...; Created on 22 November 2019
3. Adjusting for bias introduced by instrumental variable estimation in the Cox proportional hazards model: (Publication); Instrumental variable (IV) methods are widely used for estimating average treatment effects in the presence of unmeasured confounders. However, the capability of existing IV procedures, and most notably ...; Created on 25 September 2019
4. Systematic review with meta‐analysis: risk factors for recurrent primary sclerosing cholangitis after liver transplantation: (Publication); Background After liver transplantation primary sclerosing cholangitis (PSC), the condition returns in the transplanted liver in a subset of patients (recurrent primary sclerosing cholangitis, rPSC). Aim To ...; Created on 23 August 2019
5. Improving the biomarker diagnostic capacity via functional transformations: (Publication); The use of the area under the receiver-operating characteristic, ROC, curve (AUC) as an index of diagnostic accuracy is overwhelming in fields such as biomedical science and machine learning. It seems ...; Created on 22 August 2019
6. An instrumental variable procedure for estimating Cox models with non‐proportional hazards in the presence of unmeasured confounding: (Publication); Two‐stage instrumental variable methods are commonly used for estimating average causal effects in the presence of an unmeasured confounder. In the context of the proportional hazard Cox regression models, ...; Created on 22 August 2019
7. The Youden Index in the Generalized Receiver Operating Characteristic Curve Context: (Publication); ... Youden index and the associated cutoff points in a parametric (binormal) and a non-parametric setting is considered. Monte Carlo simulations and a real-world application illustrate the proposed method ...; Created on 22 August 2019
8. MUL plus DO: a multicomponent index for the quick diagnosis of peritonitis in peritoneal dialysis patients: (Publication); Peritoneal infection is a common problem that has a negative impact on the survival of patients and the technique. The early administration of peritoneal infection treatment reduces complications. The ...; Created on 01 October 2018
9. 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
10. Nonparametric Estimation of Transition Probabilities for a General Progressive Multi-State Model Under CrossSectional Sampling: (Publication); Nonparametric estimation of the transition probability matrix of a progressive multi-state model is consideredunder cross-sectional sampling. Two diﬀerent estimators adapted to possibly right-censored ...; Created on 20 February 2018
11. Adjusting for bias introduced by instrumental variable estimation in the Cox proportional hazards model: (Publication); Instrumental variable (IV) methods are widely used for estimating average treatment effects in the presence of unmeasured confounders. However, the capability of existing IV procedures, and most notably ...; Created on 10 October 2018
12. 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
13. A new approach to categorising continuous variables in prediction models: Proposal and validation: (Publication); When developing prediction models for application in clinical practice, health practitioners usually categorise clinical variables that are continuous in nature. Although categorisation is not regarded ...; Created on 22 May 2018
14. Hypothesis test on response mean with inequality constraints under data missing when covariables are present: (Publication); This paper addresses the problem of hypothesis test on response mean with various inequality constraints in the presence of covariates when response data are missing at random. The various hypotheses include ...; Created on 22 May 2018
15. Empirical characteristic function tests for GARCH innovation distribution using multipliers: (Publication); Goodness-of-fit tests for the innovation distribution in GARCH models based on measuring deviations between the empirical characteristic function of the residuals and the characteristic function under ...; Created on 23 January 2018
16. Assessing planar asymmetries in shipbuilding from point clouds: (Publication); This paper introduces a statistical methodology to identify planar asymmetries in surfaces. An algorithm based on bivariate kernel smoothers is used to estimate non-parametrically the surface from a point ...; Created on 18 September 2017
17. Relationship between serum levels of VIP, but not of CGRP, and cranial autonomic parasympathetic symptoms: A study in chronic migraine patients: (Publication); Background: Cranial autonomic parasympathetic symptoms (CAPS) appear in at least half of migraine patients theoretically as a result of the release of peptides by the trigemino-vascular system (TVS). Cranial ...; Created on 18 September 2017
18. Intestinal microbiota and weight-gain in preterm neonates: (Publication); The involvement of the gut microbiota on weight-gain and its relationship with childhood undernutrition and growth has been reported. Thus, the gut microbiota constitutes a potential therapeutic target ...; Created on 18 September 2017
19. Fully non-parametric receiver operating characteristic curve estimation for random-effects meta-analysis: (Publication); Meta-analyses, broadly defined as the quantitative review and synthesis of the results of related but independent comparable studies, allow to know the state of the art of one considered topic. Since the ...; Created on 18 September 2017
20. Fast tests for the two-sample problem based on the empirical characteristic function: (Publication); A class of tests for the two-sample problem whose test statistic is an L2 norm of the difference of the empirical characteristic functions of the samples is considered. The null distribution can be estimated ...; Created on 18 September 2017
21. Survival of biological drugs in the treatment of chronic inflammatory arthropathies: (Publication); ... Adalimumab 344, etanercept 219, infliximab 96, golimumab 20, certolizumab 6, abatacept 20 and tocilizumab 26. In the cutoff point of the study (31.AUG.2014) had completed 342 of these lines. The average ...; Created on 18 September 2017
22. Revisiting environmental Kuznets curves through the energy price lens: (Publication); The goal of this paper is to provide new insights to elucidate the inconclusive results from the Environmental Kuznets Curve (EKC) empirical literature. For the first time in empirical literature, an econometric ...; Created on 08 September 2017
23. On the similarity analysis of spatial patterns: (Publication); The evaluation of the spatial similarity of two observed point patterns is an important issue in spatial data quality assessment. In this work we propose a formal procedure that takes advantage of the ...; Created on 18 January 2017
24. Cumulative/dynamic ROC curve estimation: (Publication); Receiver operating-characteristic (ROC) curve is a popular graphical method frequently used in order to study the diagnostic capacity of continuous (bio)markers. When the considered outcome is a time-dependent ...; Created on 04 November 2016
25. Circulating inflammatory miRNA signature in response to different doses of aerobic exercise: (Publication); While moderate acute exercise has been associated with strong anti-inflammatory mechanisms, strenuous exercise has been linked to deleterious inflammatory perturbations. It is therefore fundamental to ...; Created on 01 September 2017
26. Fast goodness-of-t tests based on the characteristic function: (Publication); A class of goodness-of-fit tests whose test statistic is an L-2 norm of the difference of the empirical characteristic function of the sample and a parametric estimate of the characteristic function in ...; Created on 31 August 2017
27. Geometric optimization of trough collectors using terrestrial laser scanning: feasibility analysis using a new statistical assessment method: (Publication); We propose a new methodology to assess whether the shape of a measured object fits a known surface. The method is based on calculating uncertainty spheres for a specific confidence level obtained by kernel ...; Created on 04 September 2017
28. A statistical method for geometry inspection from point clouds: (Publication); This paper introduces a statistical methodology for geometry inspection from point clouds obtained with a laser scanner or other measuring systems. The null hypothesis of interest is that the real surface ...; Created on 04 September 2017
29. Point cloud comparison under uncertainty. Application to beam bridge measurement with terrestrial laser scanning: (Publication); In this paper a methodology to compare two point clouds of an object, obtained with different equipment or in different conditions, is proposed. First, the point clouds are registered to the same reference ...; Created on 04 September 2017
30. Validating the supporting structure of a parabolid solar collector using close range photogrammetry: (Publication); The optical efficiency of parabolic trough collectors depends on their geometric agreement with the parabolic profile design which, in turn, largely depends on the structure supporting the collector. A ...; Created on 04 September 2017
31. Estimating a new suitable catch size for two clam species: Implications for shellfishery management: (Publication); The present study analyzes the weight gain patterns per unit of size and estimates the minimum suitable catch size of two clam species: the carpet shell clam Ruditapes decussatus and the Manila clam Ruditapes ...; Created on 04 September 2017
32. A nonparametric test for Markovianity in the illness-death model: (Publication); Multistate models are useful tools for modeling disease progression when survival is the main outcome, but several intermediate events of interest are observed during the follow-up time. The illness-death ...; Created on 08 September 2017
33. Testing Markovianity in the three-state progressive model via future-past association: (Publication); The three-state progressive model is a special multi-state model with important applications in Survival Analysis. It provides a suitable representation of the individual's history when an intermediate ...; Created on 08 September 2017
34. Terrestrial laser scanning used to detect asymmetries in boat hulls: (Publication); We describe a methodology for identifying asymmetries in boat hull sections reconstructed from point clouds captured using a terrestrial laser scanner (TLS). A surface was first fit to the point cloud ...; Created on 08 September 2017
35. Cost allocation in inventory transportation systems: (Publication); In this paper, we deal with the cost allocation problem arising in an inventory transportation system with a single item and multiple agents that place joint orders using an EOQ policy. In our problem, ...; Created on 08 September 2017
36. Modelling masonry arches deformation measurement through terrestrial laser scanning data and non parametric modelling procedures: (Publication); Since masonry arch is one of the most common structural forms in both historic bridges and in architecture across the world such as domes and vaults, its dimensional and structural analysis is still the ...; Created on 08 September 2017
37. From Laser Point Clouds to Surfaces. Statistical Nonparametric Methods for Three-Dimensional Reconstruction: (Publication); Created on 12 September 2017