<div dir="ltr"><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small">Ainda cabe mais um este ano, que bom!!! Aos que puderem comparecer, sejam bem vindos!</div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><br></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><div style="font-family:Arial,Helvetica,sans-serif">Local: sala 221. IMECC</div><div style="font-family:Arial,Helvetica,sans-serif">Data: 13/11/19 às 13hs</div><div style="font-family:Arial,Helvetica,sans-serif"><br></div></div><div class="gmail_default" style="font-family:verdana,sans-serif;font-size:small"><span style="font-family:Arial,Helvetica,sans-serif">Title: Wavelet denoising of broadband pulsed signals via empirical Bayes thresholding</span><br style="font-family:Arial,Helvetica,sans-serif"><br style="font-family:Arial,Helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">Author: Michel H. Montoril</span><br style="font-family:Arial,Helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">Affiliation: Department of Statistics, Federal University of São Carlos, Brazil</span><br style="font-family:Arial,Helvetica,sans-serif"><br style="font-family:Arial,Helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">Author: Artur Andriolo</span><br style="font-family:Arial,Helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">Affiliation: Zoology Department, Federal University of Juiz de Fora, Brazil</span><br style="font-family:Arial,Helvetica,sans-serif"><br style="font-family:Arial,Helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">Abstract:</span><br style="font-family:Arial,Helvetica,sans-serif"><span style="font-family:Arial,Helvetica,sans-serif">Cetacean bioacoustic research is rapidly increasing in importance to answer questions related to the human contribution on acoustic environmental changes. Acoustic towed array is a technique using sometimes opportunistic research vessel platforms in collaboration with other oceanographic investigations. This situation generates additional noise sources that affect or partially mask the signal of interest. This compromises the correct detection and possible classification of the species. In this work, combined wavelets and empirical Bayes thresholding are used to denoise the audio recording of odontocetes echolocation clicks. This method was able to denoise clicks without affecting their features.</span><br></div><br clear="all"><div><br></div>-- <br><div dir="ltr" class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div><div dir="ltr"><div><div>Ronaldo Dias, Ph.D.</div>Professor<div>Dept. of Statistics-IMECC, UNICAMP</div><div><a href="http://www.ime.unicamp.br/~dias" target="_blank">www.ime.unicamp.br/~dias</a></div><div><br></div></div></div></div></div></div></div>