Philippe Jaillon

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Recent years witnessed an ever growing impact of trust in the decision-making process within virtual communities. The inherent decentralized and open nature of such environments produced new challenges that received, up to now, little attention. For example, the individual and collective trust co-influence remains an unexplored issue. In this paper we are(More)
We present here an approach for a hybrid model of trust. Our idea on the trust model is that all evidences on interactions could be used to measure the trust on required actions before taking the decision. We use the policy language proposed by Krukow et al.[2], with some slight modifications to specify our trust model.
Virtual communities (VCs) are open socio-technical structures wherein autonomous entities (i.e. agents) with common objectives join together to mutually satisfy their goals. The success of these communities relies on collaboration and resource sharing principals, making trust a critical issue for each member. Such environments motivate the need for more(More)
The extraction of information from social media is an essential yet complicated step for data analysis in multiple domains. In this paper, we present Vigi4Med Scraper, a generic open source framework for extracting structured data from web forums. Our framework is highly configurable; using a configuration file, the user can freely choose the data to(More)