<div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><div dir="ltr"><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font face="verdana, sans-serif"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Nell&#39;ambito del progetto </span><span style="font-size:11pt;font-style:italic;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Se mi narri di Matematica</span><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">, vi invitiamo al nostro prossimo seminario multimediale.</span></font></p><font face="verdana, sans-serif"><br style="color:rgb(0,0,0)"></font><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font face="verdana, sans-serif"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Data e ora: martedì </span><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap"><b>15 Giugno</b></span><span style="font-size:11pt;font-weight:700;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap"> 2021, ore 16:30 </span></font></p><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font face="verdana, sans-serif"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Speaker: </span><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">        Francesco Marchetti (Università degli Studi di Padova)</span></font></p><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font face="verdana, sans-serif"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Titolo:  </span><b>Score-oriented loss functions in space weather forecasting</b></font></p><p class="gmail-Standard" style="margin:0cm;font-size:medium;color:rgb(0,0,0)"><b><font face="verdana, sans-serif"><span></span></font></b></p><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap"><font face="verdana, sans-serif">Abstract: </font></span></p><pre style="white-space:pre-wrap;color:rgb(0,0,0);margin-top:0px;margin-bottom:0px"><p class="gmail-Standard" style="margin:0cm;white-space:normal"><span lang="EN-US"><font face="verdana, sans-serif">In the machine learning context, a model is trained by minimizing a certain <i>loss</i> function. However, the assessment of the classification performances is achieved by considering different <i>skill scores</i>, which are usually chosen according to the specific application. In this talk, a new class of score-oriented loss functions is presented and analyzed. Then, we discuss the employment of such losses in the optimization of scores that are widely adopted in the context of space weather forecasting, focusing in particular on solar flares classification tasks.</font><font face="Liberation Serif, serif" style="font-size:medium"><span></span></font></span></p></pre><font face="verdana, sans-serif"><br style="color:rgb(0,0,0)"></font><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><font face="verdana, sans-serif"><span style="font-weight:700;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Aula Beltrami,</span><span style="font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap"> Dipartimento di Matematica.</span></font></p><font face="verdana, sans-serif"><br style="color:rgb(0,0,0)"></font><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap"><font face="verdana, sans-serif">oppure</font></span></p><div dir="ltr"><br></div><div dir="ltr"><font face="trebuchet ms, sans-serif"><b>Entra nella riunione in Zoom</b></font></div><div dir="ltr"><font face="trebuchet ms, sans-serif"><a href="https://us02web.zoom.us/j/81422384148?pwd=enNreHVpMjRVRU04WDl5TWExdXBvUT09">https://us02web.zoom.us/j/81422384148?pwd=enNreHVpMjRVRU04WDl5TWExdXBvUT09</a></font></div><div dir="ltr"><font face="trebuchet ms, sans-serif"><br></font></div><div dir="ltr"><font face="trebuchet ms, sans-serif"><b>ID riunione</b>: 814 2238 4148</font></div><div dir="ltr"><font face="trebuchet ms, sans-serif"><b>Passcode</b>: 850664</font></div><br style="color:rgb(0,0,0)"><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-style:italic;font-variant-ligatures:normal;font-variant-east-asian:normal;text-decoration:underline;text-decoration-skip:none;vertical-align:baseline;white-space:pre-wrap">Seguirà un piccolo rinfresco.</span></p><br style="color:rgb(0,0,0)"><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;text-decoration:underline;text-decoration-skip:none;vertical-align:baseline;white-space:pre-wrap">Informazioni importanti riguardo allo svolgimento dei seminari:</span></p><ul style="color:rgb(0,0,0);margin-top:0px;margin-bottom:0px"><li dir="ltr" style="margin-left:15px;list-style-type:disc;font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap;padding-left:18pt"><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-weight:700;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">per coloro che intendono presenziare al seminario di persona, </span><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">si avvisa che, per le attuali disposizioni, l&#39;accesso è consentito a un numero massimo di 40 persone. Non è necessario passare dal punto di misurazione della temperatura, ma</span><span style="font-size:11pt;font-weight:700;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline"> verrà chiesto di segnalare il proprio nominativo su apposito registro, che verrà conservato per i 14 giorni successivi</span><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">;</span></p></li><li dir="ltr" style="margin-left:15px;list-style-type:disc;font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap;padding-left:18pt"><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">a causa delle misure di sicurezza della piattaforma Zoom, </span><span style="font-size:11pt;font-weight:700;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">è necessario inserire il passcode</span><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline"> per poter partecipare alla sessione;</span></p></li><li dir="ltr" style="margin-left:15px;list-style-type:disc;font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap;padding-left:18pt"><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">nel caso in cui il meeting si interrompesse per problemi di natura tecnica, seguiranno istruzioni pubblicate sia sul sito (</span><a href="https://euler.unipv.it/seminaridott/" target="_blank" style="text-decoration:none"><span style="font-size:11pt;color:rgb(16,60,192);font-variant-ligatures:normal;font-variant-east-asian:normal;text-decoration:underline;text-decoration-skip:none;vertical-align:baseline">https://euler.unipv.it/seminaridott/</span></a><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">), sia sulla pagina facebook (</span><a href="https://www.facebook.com/seminarri/" target="_blank" style="text-decoration:none"><span style="font-size:11pt;color:rgb(16,60,192);font-variant-ligatures:normal;font-variant-east-asian:normal;text-decoration:underline;text-decoration-skip:none;vertical-align:baseline">https://www.facebook.com/seminarri/</span></a><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">);</span></p></li><li dir="ltr" style="margin-left:15px;list-style-type:disc;font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap;padding-left:18pt"><p dir="ltr" style="line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline">il seminario verrà registrato e il video verrà caricato sul sito. Partecipando all&#39;evento si dà il consenso ad essere registrati.</span></p></li></ul><br style="color:rgb(0,0,0)"><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Tutte le informazioni e gli aggiornamenti si trovano anche sulla pagina web (</span><a href="http://matematica.unipv.it/seminaridott/index.html" target="_blank" style="text-decoration:none"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;color:rgb(0,0,0);font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">https://euler.unipv.it/seminaridott/</span></a><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">) e su quella facebook (</span><a href="https://www.facebook.com/seminarri/" target="_blank" style="text-decoration:none"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;color:rgb(0,0,0);font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">https://www.facebook.com/seminarri/</span></a><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">).</span></p><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">L&#39;invito si estende a tutti gli interessati.</span></p><br style="color:rgb(0,0,0)"><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">        </span><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">gli organizzatori</span></p><p dir="ltr" style="color:rgb(0,0,0);line-height:1.2;margin-top:0pt;margin-bottom:0pt"><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">        </span><span style="font-size:11pt;font-family:&quot;Helvetica Neue&quot;,sans-serif;font-variant-ligatures:normal;font-variant-east-asian:normal;vertical-align:baseline;white-space:pre-wrap">Mai, Silvia, Federico e Stefano</span></p></div></div></div></div></div></div>