Alexandre Bouchacourt

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In this paper we present an original approach to model the user communication context and enable then context-aware communication services. The context is modeled through an ontology written in the W3C’s standard language OWL. Our ontology is enhanced into an active model by providing it a rule engine and a set of inference rules. To illustrate our(More)
This paper investigates the contribution of data mining techniques in order to optimize IP based real time services such as instant messaging or telephony over IP. The main difficulty is here to handle temporal constraints and to interpret the corresponding raw data into users' behaviour high level knowledge. As an example, we focus on IM and try to find a(More)
Dans cet article nous étudions les aspects temporels de traces d'activité de messagerie ins-tantanée. Nous souhaitons pour ce faire détecter les conversations, en d'autres mots le début et la fin d'échanges de messages cohérents. Dans ce qui suit nous assimilons une conversation à un ensemble de messages consécutifs échangés entre deux interlocuteurs. Nous(More)
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