Special Issue on Machine Learning and Knowledge Graphs Smart Data for Behavioural Change: Towards Energy Efficient Buildings Seefeld eTourism Hackathon Big data impact on society: a research roadmap for Europe (BYTE project research roadmap) Open Data Hackathon in Bolzano, Italy - October 15-16, 2016 Online Marketing with Schema.org and Multi-channel Communication Towards Semantic APIs for Research Data Services (Invited Talk) The Knowledge Level: Structure and Details (A. Newell, 1982) TourPack: Packaging and Disseminating Touristic Services with Linked Data and Semantics Semantic Web 2014/15 Course - Tools and Applications Evaluation Tasks Selecting Ontologies and Publishing Data of Electrical Appliances: A Refrigerator Example The Semantic Web Exists. What Next? Context Based Adaptation of Semantic Rules in SmartBuildings Restaurant and food ontologies