<html> <head> <meta http-equiv="Content-Type" content="text/html; charset=Windows-1252"> <style type="text/css" style="display:none;"> P {margin-top:0;margin-bottom:0;} </style> </head> <body dir="ltr"> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b><span style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255); display: inline !important">Olá pessoal,</span><br style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255)"> <br style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255)"> <span style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255); display: inline !important">próxima quarta-feira (27) iniciaremos o nosso ciclo de seminários, abaixo as informaçőes</span></b></span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b><span style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255); display: inline !important">do primeiro seminário.</span><br> </b></span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b><span style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255); display: inline !important"><br> </span></b></span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b><span style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255); display: inline !important">Att,</span></b></span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b><span style="font-family: Arial, Helvetica, sans-serif; font-size: small; font-weight: 400; background-color: rgb(255, 255, 255); display: inline !important"><br> </span></b></span></div> <div style="font-family: Calibri, Helvetica, sans-serif; font-size: 12pt; color: rgb(0, 0, 0);"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b>Ciclo de Seminários do Departamento de Estatística da UFRN - 2019</b></span><br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b>Título:</b> A flexible cure rate model based on the polylogarithm distribution</span><br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b>Palestrante:</b> Prof. Dr. Diego I. Gallardo Mateluna – Universidad de Atacama (Chile)</span><br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b>Quando:</b> 27 de março de 2019, quarta-feira, ŕs 14:00h.</span><br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"><b>Onde:</b> Auditório do CCET/UFRN</span><br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <br style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255)"> <div style="text-align: left;"><b style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; font-style: inherit; font-variant-ligatures: inherit; font-variant-caps: inherit;">Abstract:</b><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;"> Models for dealing with survival data in the presence of a cured</span></div> <span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">fraction of individuals have attracted the attention of many researchers and</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">practitioners in recent years. In this paper, we propose a cure rate model</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">under the competing risks scenario. For the number of causes that can lead to</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">the event of interest, we assume the polylogarithm distribution. The model is</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">flexible in the sense it encompasses some well known models, which can be</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">tested using large sample test statistics applied to nested models. Maximum</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">likelihood estimation based on the EM algorithm and hypotheses testing are</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">investigated. Results of simulation studies designed to gauge the performance</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">of the estimation method and of two test statistics are reported. The</span></div> </span><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small; background-color: rgb(255, 255, 255); display: inline !important"> <div style="text-align: left;"><span style="color: rgb(34, 34, 34); font-family: Arial, Helvetica, sans-serif; font-size: small;">methodology is applied in the analysis of a data set.</span></div> </span><br> </div> </body> </html>