The amount of digital data produced by users, such as photos, videos, and digital
documents, has grown tremendously over the last decade. These data are very valuable …

This thesis characterizes the performance of peer-to-peer storage systems in terms of the
delivered data lifetime and data availability. Two schemes for recovering lost data are …

In this paper we present a replication strategy to improve data availability in P2P Networks.
The focus of the paper is to replicate data to nodes which are highly available and …

In this paper we present a replication approach which utilizes the availability information of
nodes in the network. By performing Box-Jenkins's ARIMA model on the availability …

Cette these évalue les performances de systemes de stockage de données sur des réseaux
de pairs. Ces systemes reposent sur trois piliers: la fragmentation des données et leur …

The amount of digital data produced by users, such as photos, videos, and digital
documents, has grown tremendously over the last decade. These data are very valuable …

Résumé This paper characterizes the performance of peer-topeer storage systems in terms
of the delivered data lifetime and data availability. Two schemes for recovering lost data are …

Matrix, eXistenZ, AI...: ces films cultes entraînent notre imagination dans des mondes virtuels
ou peuplés de personnes virtuelles... Images virtuelles, particules virtuelles...: en aucun …