<html><head>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1"></head>
<body bgcolor="FFFFFF"><b><font face="Helvetica Neue" size="6" style="font-size:19pt" color="#2b273d">World-Logic-Day Lecture</font><font face="Helvetica Neue" size="4" style="font-size:11pt" color="#2b273d"><br>
<br>
</font><font face="Helvetica Neue" size="5" style="font-size:14pt" color="#2b273d">The DL-Lite Tractable Logics for Knowledge Graphs, </font><font face="Helvetica Neue" size="4" style="font-size:11pt" color="#2b273d"><br>
a lecture by Diego Calvanese<br>
<br>
Wednesday, 20th of January 2021<br>
4:00 PM – 6:00 PM CET<br>
</font></b><font face="Helvetica Neue" size="4" style="font-size:11pt" color="#2b273d"><br>
</font><font face="Courier" size="4" style="font-size:11pt" color="#084fd1"><u><a href="https://world-logic-day-lecture-diego-calvanese.eventbrite.it/">https://world-logic-day-lecture-diego-calvanese.eventbrite.it</a><br>
</u></font><b><font face="Helvetica Neue" size="7" style="font-size:21pt" color="#2b273d"><br>
</font></b><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73">In this lecture, </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="https://scholar.google.com/citations?hl=en&user=We0kRfEAAAAJ">Diego Calvanese</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> surveys the historical foundations that led to the development of the DL-Lite family of logics, discusses its formal semantics and computational properties, presents different lines of research that find their roots in DL-Lite, and finally illustrates how DL-Lite can be profitably exploited for data management through virtual knowledge graphs.<br>
<br>
Diego co-authored the paper </font><i><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="https://www.aaai.org/Papers/AAAI/2005/AAAI05-094.pdf">DL-Lite: Tractable Description Logics for Ontologies</a></font></i><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73">, which just got the<b> <i>2021 Classic Paper award</i></b> by the <i>Association for the Advancement of Artificial Intelligence (AAAI)</i> as the most influential paper published in the AAAI 2005 conference. His research focusses now on Artificial intelligence, Description Logics, Knowledge Representation, Data Management at the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="http://krdb.eu/">KRDB Research Centre for Knowledge and Data</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> of the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="http://unibz.it/">Free University of Bozen-Bolzano</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73">, Italy.<br>
<br>
Diego is a full professor at the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="http://krdb.eu/">KRDB Research Centre for Knowledge and Data</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> of the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="http://unibz.it/">Free University of Bozen-Bolzano</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> (Italy) and a Wallenberg Guest Professor in Artificial Intelligence for Data Management at Umeå University (Sweden). Diego is a Fellow of the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="https://eurai.org/">European Association for Artificial Intelligence</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> (EurAI) and a Fellow of the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="https://www.acm.org/">Association for Computing Machinery</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> (ACM). Diego is the co-founder of </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="https://ontopic.biz/">Ontopic</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73">, the first spin-off of the Free University of Bozen-Bolzano.<br>
<br>
The talk is part of the </font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#283ddb"><a href="http://wld.cipsh.international/wld.html">World Logic Day 2021</a></font><font face="Helvetica Neue" size="5" style="font-size:12pt" color="#5b5e73"> events, co-sponsored by UNESCO. The lecture is scheduled few days after the actual World Logic Day, in order to avoid conflicts with other planned lectures in such an intense day.<br>
<br>
</font><b><font face="Helvetica Neue" size="4" style="font-size:11pt"><img src="cid:5BFC7EBDFD56212BC2AEECB3AA3A7959" style="margin: 0px; width:821px; height:411px;" width="821" height="411"></font></b></body></html>