Backup of websites is often not considered until after a catastrophic event has occurred to either the website or its webmaster. We introduce “lazy preservation” – digital p...
In this paper we propose a new wiki concept — light constraints — designed to encode community best practices and domain-specific requirements, and to assist in their applica...
Similarly to the Web Wikis have advanced from initially simple ad-hoc solutions to highly popular systems of widespread use. This evolution is reflected by the impressive number ...
— Micro-payment systems have the potential to provide non-intrusive, high-volume and low-cost pay-asyou-use services for a wide variety of web-based applications. We proposed a n...
The strong dynamics of peer-to-peer networks, coupled with the diversity of peer vocabularies, makes query processing in peer database systems a very challenging task. In this pape...