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This paper intends to show how a semiotic model akin to a dyadic semiotic can contribute to knowledge representation issues. In particular we hope that it offers a viable alternative to triadic semiotic models usually evoked to build conceptual structures and knowledge representations.
In this paper we examine the issue of the context for pervasive systems. For this purpose we adopt a semiotic approach. After a presentation of the theoretical framework, we try to show that multimodality and viewpoints can play a key role in understanding the context. We present examples of multimodal situations which lead us to recommend to give up or at… (More)
1. In this paper we present methodological solutions that were proposed for maintaining knowledge attached to long term space missions and to scientific data. It turned out that the question of maintaining the intelligibility of the information processed, i.e. facing the semantic change issue, was closely associated to the knowledge preservation issue as… (More)