Areti Karamanou

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Argumentation, having its roots back to ancient years, is used in many aspects of everyday life, such as law, politics, education and decision making. Argument Visualisation Tools serve the need of visualizing natural language’s argumentations, targeting in the elimination of the traditional community sites’ disadvantages such as the lack of expressiveness.(More)
The adoption of the Linked Data principles and technologies has promised to enhance the analysis of statistics at a Web scale. Statistical data, however, is typically organized in data cubes where a numeric fact (aka measure) is categorized by dimensions. Both data cubes and linked data introduce complexity that raises the barrier for reusing the data. The(More)
A major part of Open Data concerns statistics such as population figures, economic and social indicators. The adoption of the Linked Data principles and technologies has promised to enhance the analysis of statistical data at a Web scale. Statistical data, however, is typically organized in data cubes where a numeric fact is categorized by dimensions. Both(More)
A major part of open data provided by international and governmental organizations include facts and figures that are described in a multi-dimensional manner (aka data cubes). The real value, however, of these open data cubes will unveil from combining and exploiting them in analytics across the Web. Linked data paradigm promises to facilitate the(More)
Billions of people everyday use Social Media (SM), such as Facebook and Twitter, to express their opinions and experiences with brands. Companies are highly interested in understanding such SM brand-related content. Consequently, many studies have been conducted and many applications have been developed to analyse this content. For analysis purposes, the(More)
During the last years a growing body of literature studied Linked Data Cubes. The objective of this paper is to accumulate this body of knowledge and provide a preliminary analysis of the research results in the area so far. Towards this end, we systematically reviewed the scientific literature to identify relevant studies. These studies were analysed and(More)
The analysis of Social Media data enables eliciting public behaviour and opinion. In this context, a number of studies have recently explored Social Media’s capability to predict the outcome of real-world phenomena. The results of these studies are controversial with elections being the most disputable phenomenon. The objective of this paper is to present a(More)
Predictive modeling reflects the process of using data and statistical or data mining methods for predicting new observations. The predictive models that are created out of this process could be reused in different applications in the same sense that open data is reused. Towards this end, a few standards have been proposed in order to enable transfer of(More)
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