City Labs - Introduction.- FlowSampler: Visual Analysis of Urban Flows in Geolocated Social Media Data.- Policing Engagement via Social Media.- Digital Social Media to Enhance the Public Realm in Historic Cities.- Privacy Preserving Energy Management.- DaTactic, Data with Tactics: Description and Evaluation of a New Format of Online Campaigning for NGOs.- Online Communication in Apartment Buildings.- Experiments for a Real Time Crowdsourced Urban Design.- How Can City Labs Enhance the Citizens' Motivation in Different Types of Innovation Activities?.- Criminal Network Analysis and Mining (CRIMENET 2014) - Introduction.- Understanding Crime Networks: Actors and Links.- The (not so) Critical Nodes of Criminal Networks.- A Literature-Based Approach to a Narco-Network.- The Spatial Structure of Crime in Urban Environments.- Emergence of Extreme Opinions in Social Networks.- Using Societal Impact Assessment (SIA) to Improve Technological Development in the Field of Crime Prevention.- What's in a Dyad? Interaction and Exchange in Social Media - Introduction.- Triad-Based Role Discovery for Large Social Systems.- A Tool-Based Methodology to Analyze Social Network Interactions in Cultural Fields: The Use Case ''MuseumWeek''.- Detecting Presence of Personal Events in Twitter Streams.- Digital Addiction Ontology for Social Networking Systems.- EGG 2014: Exploration on Games and Gamers - Introduction.- Initial Exploration of the Use of Specific Tangible Widgets for Tablet Games.- Generosity as Social Contagion in Virtual Community.- Developing Game-Structure Sensitive Matchmaking System for Massive-Multiplayer Online Games.- Linguistic Analysis of Toxic Behavior in an Online Video Game. -Informal In-Game Help Practices in Massive Multiplayer Online Games.- Social Network Analysis of High-Level Players in Multiplayer Online Battle Arena Game.- The 2nd HistoInformatics Workshop - Introduction.- Learning to Identify Historical Figures for Timeline Creation from Wikipedia Articles.- Mapping the Early Modern News Flow: An Enquiry by Robust Text Reuse Detection.- Linking Historical Ship Records to a Newspaper Archive.- Digital Chronofiles of Life Experience.- Mapping Memory Landscapes in nodegoat.- Mining Ministers (1572-1815). Using Semi-structured Data for Historical Research.- New European Integration History .- The EHRI Project - Virtual Collections Revisited.- Developing Onomastic Gazetteers and Prosopographies for the Ancient World Through Named Entity Recognition and Graph Visualization: Some Examples from Trismegistos People.- Can Network Analysis Reveal Importance? Degree Centrality and Leaders in the EU Integration Process.- SEDNAM - Socio-Economic Dynamics: Networks and Agent-Based Models.- Reconstructing Topological Properties of Complex Networks Using the Fitness Model.- The Structure of Global Inter-firm Networks.- Generalized Friendship Paradox: An Analytical Approach.- Collective Intelligence-Based Sequential Pattern Mining Approach for Marketing Data.- Workshop on Social Influence - SI 2014 - Introduction.- Naming Game Dynamics on Pairs of Connected Networks with Competing Opinions.- Threshold of Herd Effect for Online Events in China.- Identifying Bridges for Information Spread Control in Social Networks.- Think Before RT: An Experimental Study of Abusing Twitter Trends.- SoHuman 2014 - 3rd International Workshop on Social Media in Crowdsourcing and Human Computation - Introduction.- CrowdMonitor: Monitoring Physical and Digital Activities of Citizens During Emergencies.- Crowd Work CV: Recognition for Micro Work.- Means and Roles of Crowdsourcing Vis-A-Vis CrowdFunding for the Creation of Stakeholders Collective Benefits.- On Utilizing Player Models to Predict Behavior in Crowdsourcing Tasks. -Comparing Human and Algorithm Performance on Estimating Word-Based Semantic Similarity.- Mobile Picture Guess: A Crowdsourced Serious Game for Simulating Human Perception.- histoGraph as a Demonstrator for Domain Specific Challenges to Crowd-Sourcing.