Most mobile games currently available are single player, but the increasing interoperability and connectivity between mobile devices is taking advantage of mobile phone portability for multiplayer gaming. Real-time gaming where players can see each other move at the same time requires the higher bandwidth connectivity offered by Wireless LAN, Bluetooth and to a lesser extent infrared. However, ...

Search for multimedia content by the large public is expected to experience at least two major evolutions in the near future: addition of content-based criteria to those issued from textual metadata and significant increase in the volume of digitized content available at each provider. In this context, most providers will need a local index in order to search in their own database. We argue tha...

The Internet has become for many the most important medium for staying informed about current news events. Some events cause heightened interest on a topic, which in turn yields a higher frequency of the search queries related to it. These queries are going through a “query burst”. In this paper we examine the behavior of search engine users during a query burst, compared to before and after th...

The digitization of content has had a major impact on the music industry over the last few years. Most noteworthy is the development of file sharing services used to distribute music, often but not always, without the consent of copyright holders. Recent changes in legislation such as the InfoSoc Directive of the European Union (Directive 2001/29/EC) are designed to counteract piracy in the vir...

The advances in multimedia technologies have created opportunities for Internet pirates, who can copy multimedia documents and illegally distribute them, thus violating the legal rights of document owners or web content providers. Such a situation is an actual threat particularly for web content providers, which often have neither the technical competence nor the economical advantage to directl...

Prosumerization is the enabling of users to act as producers. Prosumerization of content for the mobile internet, in which users are consumers and producers of content, is a recent trend. However, user-generated mobile services are the next big step for mobile service provision emerging from the prosumerization of content. Benefits for platform and telecommunication providers can be significant...

Every day, millions of Americans use the Internet to obtain health information. To satisfy this demand, organizations deliver a variety of content that promotes awareness and education and informs healthrelated decision making. Given advances in web technology, new statistical models of disease, and the shift towards shared patient decision making, these e-health services are increasingly compl...

This paper describes a petri net inspired interaction spec-iication formalism with an application to a radio on demand service: InfoRadio-on-Demand. A prototype of a Tele Commerce application with a hybrid architecture: www, e-mail and e-cash store. 1 Background In our workgroup Interactive Information Systems we focus on the following topics: Internet goes Business, WWW Showcases for Newspaper...