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Online social networks evolved into a global mainstream medium that generates an increasing social and economic impact. However, many online social networks face the question how to leverage on their fast growing popularity to achieve sustainable revenues. In that context, particularly more effective advertising strategies and sophisticated customer loyalty(More)
INTRODUCTION Scientific debate outlines tooth extraction as a potential trigger for the onset of bisphosphonate-related osteonecrosis of the jaw (BRONJ). Therefore, the aim of this study was to investigate the outcome of tooth extractions in patients receiving bisphosphonate therapy. PATIENTS AND METHODS A retrospective cohort study was performed on(More)
Along with the explosive growth of the phenomenon Online Social Networks (OSN), identifying influential users in OSN has received a great deal of attention in recent years. However, the development of practical approaches for the identification of influential users is still in its infancy and researchers face numerous challenges. By means of a structured(More)
Ontologies have been increasingly used in software systems in the past years. In many of those systems, however, the ontologies are hidden " under the hood ". While a lot of useful applications of ontologies on the database and business logic layer have been proposed, the employment of ontologies in user interfaces has been gaining comparatively little(More)
We discuss how the spatial extent of physical endurants influences the conceptualization of their spatial qualities. Comparing the spatial dimensionality of a physical endurant with the spatial dimensionality of its qualities leads to an interesting formal ontological question. Should a spatial quality be conceptualized as having a value range instead of a(More)
Disaster management software deals with supporting staff in large catastrophic incidents such as earthquakes or floods, e.g., by providing relevant information, facilitating task and resource planning, and managing communication with all involved parties. In this paper, we introduce the SoKNOS support system, which is a functional prototype for such(More)