©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Maximum Likelihood Estimation of Peers’ Trustworthiness.

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Presentation transcript:

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Maximum Likelihood Estimation of Peers’ Trustworthiness in P2P Networks Zoran Despotovic, Karl Aberer EPFL-I&C Distributed Information Systems Laboratory {zoran.despotovic,

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Overview

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Computational Models of Trust - Problem

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis P2P Perspective

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Trust Models Classification

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Three Classes of Approaches

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Maximum likelihood estimation

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Properties of the Method

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Estimation Quality – [0,1] case

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Estimation Quality – {0,1} case

©2004, Zoran Despotovic, Karl Aberer, EPFL-I&C, Laboratoire de systèmes d'informations répartis Conclusions

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