Abstract

Abstract. DeepaMehta is an open source semantic desktop application based on the Topic Maps standard. It’s conceptualization and especially the UI have been guided by findings of cognitive psychology, in order to provide a cognitively adequate working environment for knowledge workers of all kind. It uses a graph visualization similar to concept maps. DeepaMehta aims to evolve nowadays ’ separated desktop applications into an integrated workspace, enabling the user to organize, describe, relate, edit and use almost any information objects. Introduction In this paper we present the Topic-Map-centric semantic desktop environment “DeepaMehta”. First we state some psychological requirements for personal knowledge management (PKM). Then we describe the UI concepts and their realisation via the Topic Map metaphor. We conclude with a brief evaluation based on psychological criteria.

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