Internet science : INSCI 2017 international workshops, IFIN, DATA ECONOMY, DSI, and CONVERSATIONS, Thessaloniki, Greece, November 22, 2017 : revised selected papers

This book constitutes the refereed post-conference proceedings of 4 workshops, held at the 4th International Conference on Internet Science, Thessaloniki, Greece, in November 2017: the Second International Workshop on the Internet for Financial Collective Awareness and Intelligence, IFIN 2017, the International Workshop on Data Economy 2017, the International Workshop on Digital Technology to Support Social Innovation, DSI 2017, and the International Workshop on Chatbot Research and Design, CONVERSATIONS 2017. The 17 full papers presented together with one short paper were carefully reviewed and selected from 27 submissions. The contributions of the IFIN workshop focus on a multidisciplinary dialogue on how to use the internet to promote financial awareness and capability among citizens whereas the papers of the Data Economy workshop show how online data change economy and business. The aim of the DSI workshop was to collect the lessons learned from different platforms and settings, and to understand the requirements and challenges for building and using digital platforms to effectively engage broad participation in the social innovation process. The papers of the Conversations workshop explore the brave new world of human-computer communication through natural language, gathering latest developments in chatbots research and design. Front Matter ....Pages I-VIII Front Matter ....Pages 1-5 On the Educational Curriculum in Finance and Technology (Tatja Karkkainen, Georgios A. Panos, Daniel Broby, Andrea Bracciali)....Pages 7-20 Technology Adoption and Social Innovation: Assessing an Online Financial Awareness Platform (Gian-Luca Gasparini, Aurora Prospero, Aikaterini Katmada, Anna Satsiou, Miroslav Konecny, Peter Hanečák)....Pages 21-30 Aalto Observatory on Digital Valuation Systems (Jenni Huttunen, Pekka Nikander)....Pages 31-36 A Novel Lexicon-Based Approach in Determining Sentiment in Financial Data Using Learning Automata (Antonios Sarigiannidis, Paris-Alexandros Karypidis, Panagiotis Sarigiannidis, Ioannis-Chrysostomos Pragidis)....Pages 37-48 A Hybrid Recommendation System Based on Density-Based Clustering (Theodora Tsikrika, Spyridon Symeonidis, Ilias Gialampoukidis, Anna Satsiou, Stefanos Vrochidis, Ioannis Kompatsiaris)....Pages 49-57 Front Matter ....Pages 59-61 Computing Platform for Virtual Economic Activities Index (Inara Opmane, Rihards Balodis)....Pages 63-75 Data Based Stock Portfolio Construction Using Computational Intelligence (Asimina Dimara, Christos-Nikolaos Anagnostopoulos)....Pages 76-94 YourDataStories: Transparency and Corruption Fighting Through Data Interlinking and Visual Exploration (Georgios Petasis, Anna Triantafillou, Eric Karstens)....Pages 95-108 Front Matter ....Pages 109-112 The Maker Movement and the Disruption of the Producer-Consumer Relation (Elisabeth Unterfrauner, Christian Voigt, Maria Schrammel, Massimo Menichinelli)....Pages 113-125 Open Data: Creating Communities and Practices for a New Common (Nicola Morelli)....Pages 126-136 The Case for Collaborative Policy Experimentation Using Advanced Geospatial Data Analytics and Visualisation (Susie Ruston McAleer, Pavel Kogut, Lieven Raes)....Pages 137-152 An Engagement-Related Behaviour Change Approach for SavingFood in Greece (Carina Veeckman, Wim Vanobberghen, Eirini Kalemaki, Vasia Madesi, Alexander Theodoridis)....Pages 153-167 Developing a Social Innovation Methodology in the Web 2.0 Era (Thomas Vilarinho, Jacqueline Floch, Manuel Oliveira, Inès Dinant, Ilias O. Pappas, Simone Mora)....Pages 168-183 Front Matter ....Pages 185-188 Code Hunting Games: A Mixed Reality Multiplayer Treasure Hunt Through a Conversational Interface (Lorenz Cuno Klopfenstein, Saverio Delpriori, Brendan Dominic Paolini, Alessandro Bogliolo)....Pages 189-200 Politician – An Imitation Game (David Kuboň, Eleni Metheniti, Barbora Hladká)....Pages 201-212 Towards Open Domain Chatbots—A GRU Architecture for Data Driven Conversations (Åsmund Kamphaug, Ole-Christoffer Granmo, Morten Goodwin, Vladimir I. Zadorozhny)....Pages 213-222 Creating Dialogues Using Argumentation and Social Practices (Frank Dignum, Floris Bex)....Pages 223-235 An Overview of Open-Source Chatbots Social Skills (Agnese Augello, Manuel Gentile, Frank Dignum)....Pages 236-248 Back Matter ....Pages 249-249