The era of distributed systems is upon us. Middlewarespecific concerns, and especially the distribution concern, which is the core of any middleware-mediated application, are addr...
In this paper, we propose a new efficient and secure micro-payment scheme, named e-coupons, which can provide the users the facility of delegating their spending capability to oth...
The detection of new information in a document stream is an important component of many potential applications. In this work, a new novelty detection approach based on the identif...
We study the novel problem of efficiently computing the update distance for a pair of relational databases. In analogy to the edit distance of strings, we define the update distan...
We propose a method for discovering the dependency relationships between the topics of documents shared in social networks using the latent social interactions, attempting to answ...