Giorgos Lepouras

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Ontologies, as sets of concepts and their interrelations in a specific domain, have proven to be a useful tool in the areas of digital libraries, the semantic web, and personalized information management. As a result, there is a growing need for effective ontology visualization for design, management and browsing. There exist several ontology visualization(More)
Museums have started to realise the potential of new technologies for the development of edutainment content and services for their visitors. Virtual reality technologies promise to offer a vivid, enjoyable experience to the museums guests, but the cost in time, effort and resources can prove to be overwhelming. In this paper, we propose the use of 3D game(More)
The continuing need for more effective information retrieval has lead to the creation of the notions of the semantic Web and personalized information management, areas of study that very often employ ontologies to represent the semantic context of a domain. Consequently, the need for effective ontology visualization for design, management and browsing has(More)
Filling and submission of electronic forms is a key issue for egovernment, since most electronic services offered in this context include some variant of electronic forms. Insofar, IT experts are placed in the centre of electronic forms services lifecycles, undertaking the analysis, design, implementation and maintenance phases. This practice, however,(More)
The need for effective ontology visualization for design, management and browsing has arisen as a result of the progress in the areas of semantic Web and personal information management. There are several ontology visualizations available through existing ontology management tools, but not as many evaluations to determine their advantages and disadvantages(More)
The unique aspects of different places seem to require games of different characteristics. This paper describes the initial steps of an attempt to design games for different places of cultural heritage and consists of three parts. In the first part, the descriptive model to be used as a classification method for games of different characteristics for(More)
The localisation of software applications is a common way of avoiding 'second-language' difficulties but can lead to new problems in user interaction. One determinant of this condition is the selection of appropriate terminology for local language use. The present paper reports on a comparison of terminology from three leading word processor packages, in(More)
Historic research involves finding, using, and correlating information within primary and secondary sources, in order to communicate an understanding of past events. In this process, historians employ their scientific knowledge, experience, and intuition to formulate queries (who was involved in an event, when did an event occur etc.), and subsequently try(More)