Manos Schinas

Manos Schinas received the Diploma degree in Electrical and Computer Engineering in the Aristotle University of Thessaloniki (AUTH), Greece in 2011. His thesis concerned the development of a focused crawler, oriented to the discovery of personal identities and social interactions. Currently, he is a PhD student in the Aristotle University of Thessaloniki under the supervision of Professor P. Mitkas, on the topic of event detection in social media. His research interests include information retrieval and large scale storage and computing. Since January 2012, he has been working as a research associate in the Information Technologies Institute (ITI), part of the Centre for Research and Technology Hellas (CERTH) in the SocialSensor FP7 project.

Katerina Iliakopoulou

Katerina Iliakopoulou received her diploma from Electrical and Computer Engineering Dpt. of Aristotle University of Thessaloniki (A.U.TH.). Her research interests include the fields of robotics, artificial intelligence, machine learning and data mining. In the year 2010-2011, she worked on the research project P.A.N.D.O.R.A. (Program for the Advancement of Non Directed Operated Robotic Agents) of the Electrical and Computer Engineering Dpt. (A.U.TH.). The project goal was the construction of a mobile robot for urban search and rescue operations (USAR). Her part involved the development of software regarding robot autonomous navigation and victim identification. The project competed in the RoboCup global competition in Istanbul in July 2011 and managed to earn the 10th place out of 22 participants. Since 2013 her work focuses on web crawling and multimedia mining systems from online sources in the context of the SocialSensor project.

Symeon Papadopoulos

Symeon Papadopoulos received the Diploma degree in Electrical and Computer Engineering in the Aristotle University of Thessaloniki (AUTH), Greece in 2004. In 2006, he received the Professional Doctorate in Engineering (P.D.Eng.) from the Technical University of Eindhoven, the Netherlands. Since September 2006, he has been working as a researcher in the Information Technologies Institute (ITI), part of the Centre for Research and Technology Hellas (CERTH), on a wide range of research areas such as information search and retrieval. In 2009, he completed a distance-learning MBA degree in the Blekinge Institute of Technology, Sweden. In 2012, he defended his PhD dissertation in the Informatics department of AUTH on the topic of large-scale knowledge discovery from social multimedia. His current research interests pertain to data mining and knowledge discovery from Social Web and Online Multimedia sources.

Dimitrios Vogiatzis

Dimitrios Vogiatzis is a collaborating researcher at the Intelligent Information Systems division of the Institute of Informatics and Telecommunications at NCSR “Demokritos”. He holds an MSc from the University of Edinburgh, UK, on Knowledge Based Systems and a PhD from the National Technical University of Athens, Greece, on Knowledge extraction from Neural Networks. Dr Vogiatzis has participated in several national and European research projects in the domains of machine learning, user modelling, recommender systems, and social network analysis.

Harris Papageorgiou

Haris Papageorgiou is a principal researcher at the Institute for Language and Speech Processing (ILSP/R.C. “Athena”) of the Research Center ATHENA and co-founder of Qualia, a business intelligence studio established in 2006. Haris is responsible for building advanced multimedia analytics for scalable data systems. He has held Chief Scientist positions in several european and national projects in the area of multilingual multimodal multimedia processing. Haris holds an MSc and PhD in Computer Science from NTUA and a BS in Electrical Engineering from NTUA. He has published more than 60 publications in international scientific books, journals and international conferences. He holds a patent in Machine Translation technology.

George Petasis

George Petasis holds a PhD in Computer Science from University of Athens (2011) and he is a research associate at the Software and Knowledge Engineering Laboratory of the Institute of Informatics and Telecommunications of N.C.S.R. "Demokritos". His research interests include the areas of named-entity recognition, information extraction, ontology learning, linguistic resources, speech synthesis, natural language infrastructures, grammatical inference and machine learning.

Evangelos Kanoulas

Evangelos Kanoulas is a Research Scientist in the group of text summarization and natural language understanding at Google Research, Zurich. His research interests lie in the fields of Information Retrieval and Natural Language Processing. His work at Google has focused on entity-centric summarization of user generated content on the Web around memorable events. This is part of the massive shift that Google has introduced to the search paradigm moving “from strings to things”. He is also involved in a European project on “Policy formulation and validation through non-moderated crowd-sourcing” (NOMAD FP7-288513). Dr. Kanoulas received his PhD degree from Northeastern University, Boston, and worked for two years as a Marie Curie fellow at the University of Sheffield. During the years of his fellowship he also held a visiting researcher position at Microsoft Research Cambridge, working with Bing research scientists, and at University College London. During his PhD, he focused on the filed of Information Retrieval and in particular on constructing efficient and reliable evaluation benchmarks (collections) and on developing effectiveness metrics for the evaluation of retrieval systems. He contributed writing an NSF grant proposal which has been funded with $488,723 (NSF IIS-1017903) and Marie Curie grant proposal which got awarded with 172,241 Euros (FP7-PEOPLE-2009-IFF- No 254562). He proposed and organized the Session Track at TREC, funded by the National Institute of Standards and Technologies, USA, he was one of the co-ordinators of the TREC Million Queries track and he has extensively published in top-tier conferences in information retrieval, such as SIGIR, CIKM and ECIR.

Ioannis Vetsikas

Ioannis Vetsikas holds a PhD from Cornell University, USA (2005) on the topic of designing trading agents for obtaining/trading resources in complex systems. His research interests lie in the areas of Distributed Artificial Intelligence, Multi-agent Systems and e-Commerce. He has published papers in the top conferences on AI and multi-agent systems. He has worked as senior researcher on the Aladdin project, which applied research from multi-agent systems to disaster management applications and more specifically his involvement was on the use of trading agent techniques for resource allocation in disaster scenarios. He is actively involved in the trading agent community. His agents have won the International Trading Agent Competition (TAC) on several occasions. He serves as general chair for TAC-13 and is currently on the board of directors of the Association for Trading Agent Research.

Nikos Mavridis

Nikos Mavridis received a PhD degree from the Massachusetts Institute of Technology (MIT) in 2007, as well as an MSc from UCLA, and a M.Eng. from the Aristotle University of Thessaloniki. He is currently serving as an Ass. Professor at New York University (NYU) in its Abu Dhabi campus, and is also a Research Professor in NYU Poly and affiliated Researcher at NCSR Demokritos. He is the founder and director of the Interactive Robots and Media Laboratory (IRML), which has received worldwide media attention for the world’s first Arabic-Language Conversational Android Robot Ibn Sina, as well as the Microsoft award funding recipient FaceBots project – on human-interaction robots that utilize and publish social information on FaceBook. During HS studies at MIT, he developed the conversational robot Ripley, whose abilities of connecting language to sensory motor activities are comparable to those required for passing the “Token Test”, a psychological test for children. He is the co-author of more than 30 publications in scientific journals, books and conferences, with at least 250 known citations, has given numerous invited lectures worldwide, and HS robots have appeared in media of more than 30 countries.

Theodoros Giannakopoulos

Theodoros Giannakopoulos was born in Athens, Greece, in 1980. He received the Degree in Informatics and Telecommunications from the University of Athens (UOA), Athens, Greece, in 2002, the M.Sc. (Honors) Diploma in signal and image processing from the University of Patras, Patras, Greece, in 2004 and the Ph.D. degree in the department of Informatics and Telecommunications, UOA, in 2009. He is currently a Research Associate in the Institute of Informatics and Telecommunication, NCSR Demokritos. His main research interests are pattern recognition and multimedia analysis.

Stasinos Konstantopoulos

Stasinos Konstantopoulos, MEng in Computer Engineering (Univ. Patras, Greece, 1997), MSc in Artificial Intelligence (Edinburgh Univ., U.K., 1998), PhD on language technology (Groningen Univ., the Netherlands, 2003) has experience on machine learning and computational logic, semantic modelling, and language engineering. He has published several papers on computational logic and language technology and is or has been on the programme and organizing committees of various international conferences. He participated in the W3C POWDER working group, contributing to the logical foundations of the POWDER W3C Recommendation. Dr. Konstantopoulos has been affiliated to NCSR’D’ since 2004 through several national, FP6-IST, and FP7-ICT projects.

George Paliouras

George Paliouras is a research director and head of the Intelligent Information Systems division of the Institute of Informatics and Telecommunications at NCSR “Demokritos”. He holds a PhD from the University of Manchester, UK, on machine learning. He has performed basic and applied research in artificial intelligence for the last 18 years and he has been publishing in all of the related conferences and journals. Among various contributions to the research community, he has served as board member in national and international scientific societies; he is serving in the editorial board of international journals and has chaired international conferences. He is involved in many European and national research projects and he has the role of scientific coordinator in some of them. He has taught postgraduate courses and has co-founded NCSR’s spin-off company i-sieve technologies Ltd.

Anastasia Krithara

Anastasia Krithara is a research associate in Institute of Informatics and Telecommunications of NCSR “Demokritos” since October 2008, where she is involved in national and international projects. Before, she was a research engineer in Xerox Research Centre Europe, in Grenoble, France, where she carried out research in the area of machine learning and more precisely in semi-supervised and active learning for text classification tasks. She holds a BSc in Computer Science from Athens University of Economics and Business (AUEB), an MSc in Machine Learning and Data Mining from University of Bristol and a PhD in Machine Learning from Pierre and Marie Curie University (Paris VI). Her research interests include Machine Learning, Information Retrieval, Knowledge Engineering.

Pythagoras Karampiperis

Pythagoras Karampiperis holds a Diploma and MSc in Electronics and Computer Engineering and an MSc in Operational Research, all from the Technical University of Crete, Greece. He also received a PhD on Adaptive Educational Hypermedia Systems from the Department of Digital Systems, University of Piraeus, Greece. He has been involved in the technical management or teams of more than thirteen (13) EU funded projects. His main scientific interests are in the areas of Technology-enhanced Learning, and Semantic Web Technologies. He is the co-author of more than 50 publications in scientific books, journals and conferences with at least 375 known citations (h-index: 10).

Antonis Koukourikos

Antonis Koukourikos, holds a B.Sc. in Computer Science from the University of Crete and is a PhD candidate in the Department of Digital Systems of the University of Piraeus. As a research associate of Institute of Informatics Telecommunications (IIT) of the National Center of Scientific Research "Demokritos" (NCSRD), he has participated in multiple EC R&D projects. His research focuses on Ontology Matching and Evolution, Natural Language Processing, Web Mining and Linked Open Data.

George Vouros

George Vouros (B.Sc, Ph.D) holds a BSc in Mathematics, and a PhD in Artificial Intelligence all from the University of Athens, Greece. Currently he is a Professor in the University of the Aegean, Greece and he is collaborating with the Inst. of Informatics and Telecommunications of NCSR Demokritos. He has done research in the areas of Expert Systems, Knowledge management, Ontologies (alignment, engineering, learning from texts), Language Engineering (terminology extraction from texts, sentiment analysis, text summarization), Knowledge management, and Agents and Multi-Agent Systems. He has served as program chair and chair and member of organizing committees of national and international conferences on related topics. He has partcipated in more than 20 National and International projects.