<html><body><div style="font-family: arial, helvetica, sans-serif; font-size: 10pt; color: #000000"><div>Apologize for multiple postings.</div><div data-marker="__QUOTED_TEXT__"><div style="font-family: arial, helvetica, sans-serif; font-size: 10pt; color: #000000"><div style="font-family: arial, helvetica, sans-serif; font-size: 10pt; color: #000000"><div style="font-family: arial, helvetica, sans-serif; font-size: 10pt; color: #000000;"><div id="zimbraEditorContainer" class="2"><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">--------------------------------------------</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><strong>Confirmed invited speakers</strong> :</span></div><div><span style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 13.3333px;"><span style="font-size: 13.3333px;">- </span></span><span style="font-size: 13.3333px;">Kamel ADI Université du Québec en Outaouais, Canada. <a href="https://uqo.ca/profil/adixka01" target="_blank">https://uqo.ca/profil/adixka01</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 13.3333px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;"><span style="font-size: 10pt;">-</span><span> </span>Alexandre de BREVERN Université Paris Cité, France <span> </span><span class="Object" id="OBJ_PREFIX_DWT931_com_zimbra_url" style="color: #005a95; text-decoration: none; cursor: pointer;"><span class="Object" id="OBJ_PREFIX_DWT963_com_zimbra_url" style="color: #005a95; text-decoration: none; cursor: pointer;"><a href="https://www.dsimb.inserm.fr/~debrevern/index.php" target="_blank" style="color: #005a95; text-decoration: none; cursor: pointer;" rel="noopener">https://www.dsimb.inserm.fr/~debrevern/index.php </a></span></span> </div><span style="font-size: 13.3333px;"><span style="font-size: 13.3333px;"></span></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><span style="font-size: 13.3333px;">- Joao GAMA <span style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 13.3333px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">University of Porto, Portugal</span></span></span><span style="font-size: 10pt;"> <a href="https://www.inesctec.pt/en/people/joao-gama#intro," target="_blank" rel="noopener">https://www.inesctec.pt/en/people/joao-gama#intro,</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span><span>- Mohand Tahar KECHADI <span style="float: none; display: inline !important;">University College Dublin, Ireland </span></span></span><span style="font-size: 10pt;"><a href="https://people.ucd.ie/tahar.kechadi," target="_blank" rel="noopener">https://people.ucd.ie/tahar.kechadi,</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><span style="font-size: 13.3333px;">- Francisco MARTINEZ ALVAREZ <span style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 13.3333px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; display: inline !important; float: none;">Universidad Pablo de Olavide, Spain </span></span></span><span style="font-size: 10pt;"><a href="https://datalab.upo.es/profile/martinez/," target="_blank" rel="noopener">https://datalab.upo.es/profile/martinez/,</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 13.3333px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;"><span style="font-size: 13.3333px;">- Gianpaolo ORIOLO <span style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 13.3333px; font-style: normal; font-variant-ligatures: normal; font-variant-caps: normal; font-weight: 400; letter-spacing: normal; orphans: 2; text-align: start; text-indent: 0px; text-transform: none; widows: 2; word-spacing: 0px; -webkit-text-stroke-width: 0px; white-space: normal; background-color: #ffffff; text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial; float: none; display: inline !important;">Universita di Roma, Italy <span> </span></span></span><span style="font-size: 10pt;"><a href="http://people.uniroma2.it/gianpaolo.oriolo/index.htm?biosketch," target="_blank" rel="noopener">http://people.uniroma2.it/gianpaolo.oriolo/index.htm?biosketch,</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><span style="font-size: 13.3333px;"></span></span><br></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt; clear: both;"><br></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">===================================================</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><strong><span style="font-size: 13.3333px;">COSI'2025</span></strong></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">17th Conference on Optimization and Information Systems</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px; color: #ff0000;">01 - 03 Juin 2025</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Ecole Supérieure en Sciences et Technologies de l'Informatique et du Numérique, Bejaia, Algeria</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><a href="http://www.isima.fr/cosi/cosi2025/" target="_blank" rel="noopener">http://www.isima.fr/cosi/cosi2025/</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">----------------------------------------------------------------------------------</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Important Dates : <span style="color: #ff0000;">Deadlines extension</span></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Abstract submission deadline: February <span style="color: #ff0000;">21</span>, 2025 </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Full paper submission deadline: February <span style="color: #ff0000;">28</span>, 2025</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Notification to authors: <span style="color: #ff0000;">April</span> 15, 2025</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Final paper submission deadline: <span style="color: #ff0000;">May</span> 1, 2025</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• COSI Conference: 01 – 03 June, 2025</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">----------------------------------------------------------------------------------</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">The Conference on Optimization and Information Systems (COSI) aims to bring together researchers in Computer Science and Mathematics, primarily from the fields of combinatorial optimization, graph theory, information systems, and artificial intelligence. The 17th edition of COSI, taking place in Bejaia from 01 to June 03, 2025, will be hosted by the Ecole Supérieure en Sciences et Technologies de l'Informatique et du Numérique (ESTIN - Bejaia). This edition follows previous ones held in Tizi-Ouzou (2004), Bejaia (2005), Algiers (2006), Oran (2007), Tizi-Ouzou (2008), Annaba (2009), Ouargla (2010), Guelma (2011), Tlemcen (2012), Algiers (2013), Bejaia (2014), Oran (2015), Setif (2016), Bouira (2017), Oran (2018), and Tizi-Ouzou (2019).</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">COSI fosters a friendly and engaging environment for discussions and exchanges between researchers. Continuing its tradition, the 2025 edition will feature <strong>high-profile invited talks</strong>, <strong>original research papers</strong>, and <strong>demonstrations of research prototypes.</strong></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">We invite submissions in two categories:</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">1. <strong>Regular papers</strong> (up to 12 pages, LNCS format)</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">2. <strong>Demo papers</strong> (up to 4 pages)</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">All submissions must be in PDF format and electronically submitted using the Microsoft Conference Management Toolkit (CMT) via the following Submission Link : <a href="https://cmt3.research.microsoft.com/COSI2025" target="_blank" rel="noopener">https://cmt3.research.microsoft.com/COSI2025</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Guidelines for formatting (number of pages, LaTeX and Word styles) can be found here : <a href="https://cosi.isima.fr/cosi2025/soumettre.php" target="_blank" rel="noopener">https://cosi.isima.fr/cosi2025/soumettre.php</a> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">All accepted and presented manuscripts will be included in the online conference proceedings. </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">We are currently on discussion with Springer to publish COSI-2025 post-proceedings in the CCIS series of Springer. CCIS Series is Indexed in DBLP, Google Scholar, EI-Compendex, Mathematical Reviews, SCImago, and Scopus. CCIS volumes are also submitted for inclusion in ISI Proceedings.</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><strong>Topics</strong> </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">COSI 2025 is organized around the following five topics, with a non-exhaustive list of associated keywords:</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Topic A: <strong>Artificial Intelligence</strong></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Machine Learning</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Natural Language Processing</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Knowledge Representation and Reasoning</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Constraints Satisfaction </span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Data Analytics, Data Mining</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Explainable Artificial Intelligence</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Social Networks (e.g., recommendation algorithms, security)</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Agent-based and Multi-agent Systems</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Ethics, Trust and Fairness</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Planning and Scheduling</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Topic B: <strong>Operational Research and Decision Support Systems</strong></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Combinatorial Optimization</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Mathematical Programming</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Algorithms and Graph Theory</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Heuristics and Metaheuristics</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Topic C: <strong>Big Data</strong></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Big Data Management Systems (e.g., storage, indexing, query optimization)</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Cloud, Distributed, Decentralized, and Parallel Data Management</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Data Warehousing, OLAP, Analytics</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Energy-efficient Techniques</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Topic D: <strong>Cybersecurity</strong></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• IoT and Sensor Networks</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Information and Network Security</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Dynamic Networks (e.g., Ad hoc, WSN, VANETS)</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Topic E: <strong>Applications</strong></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Healthcare and Biology</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Transport and Logistics</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Environment and Sustainable Development</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Agriculture</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">• Banking and Retail</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Honorary Chair :</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">- Abdelkamel TARI, ESTIN Bejaia, Algeria</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">Local Chair :</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">- Ali DJENADI, ESTIN Bejaia, Algeria</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;"><br></span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">PC Chairs :</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">- Engelbert MEPHU NGUIFO, University Clermont Auvergne, France</span></div><div style="color: #000000; font-family: arial, helvetica, sans-serif; font-size: 10pt;"><span style="font-size: 13.3333px;">- Abderrazak SEBAA, ESTIN, Bejaia, Algeria</span></div></div></div></div></div><br></div></div></body></html>