Within an MPEG-21 architecture, the two key concepts are the Digital Item, representing multimedia content, and Users, interacting with this content. MPEG-21 introduced Digital Item Processing to allow content authors to describe suggested processing of their Digital Items. It standardizes ways to insert functionality into a Digital Item, as such, creating a dynamic and interactive multimedia f...

W ITH the rapid growth of IPTV and mobile video applications and driven by urgent demands from industry and users, video processing and content sharing technologies have received significant research attention in recent years. Cloud-based video processing and content sharing networks are promising technologies to orchestrate large-scale and efficient video distribution between mobile clients an...

Learner-content interaction is one of the four interaction types in computer assisted instruction systems. “Without leaner-content interaction, little or no learning will occur” (Moore, 1993). The authors developed a web-based vocabulary and listening learning and assessment system for English instruction, which focuses on the learner-content interaction based on the behaviorisms learning theor...

The emergence of Interactive Digital Television (iDTV) opened a set of technological possibilities that go beyond those offered by conventional TV. Among these opportunities we can highlight interactive contents that run together with linear TV program (television service where the viewer has to watch a scheduled TV program at the particular time it is offered and on the particular channel it i...

This paper presents an interactive web based system with geolocation for the cultural and historic heritage in Bulgaria. The uses a three-tier architecture presentation layer executed browser application is accessible over Internet allows users to find historical content using three search strategies: by category, keywords spatial map. We perform case study on real-world dataset from original r...

Comparative studies are rare in the study of online communication campaigning. The authors chose two cases, Poland and France, to describe the two campaigns for the Parliamentary elections. Content analysis allowed the authors to detect online communication strategies and parties’ attempt to reach different audiences. Web-cartography illustrates the parties’ network connections. The authors fin...

Authoring learning content is an area under pressure due to conflicting requirements. Adaptive, templatebased, highly interactive, multimedia-rich content is desired for current learning environments. At the same time, authors need a system supporting collaboration, easy re-purposing, and continuous updates with a lower adoption barrier to keep the production process simple, specially for high ...

In most cases authors are permitted to post their version of the article (e.g. in Word or Tex form) to their personal website or institutional repository. Authors requiring further information regarding Elsevier's archiving and manuscript policies are encouraged to visit: a b s t r a c t a r t i c l e i n f o The integration of educational video games in Virtual Learning Environments (VLEs) is ...