In this short note we present a recommendation system for automatic retrieval of broken Web links using an approach based on contextual information. We extract information from th...
The online games market has matured in recent years. It is now a multi-billion dollar business with hundreds of millions players worldwide. At the same time, social networking pla...
In this demo we present BibSonomy, a social bookmark and publication sharing system. Categories and Subject Descriptors H.4 [Information Systems Applications]: Miscellaneous; H.3....
Dominik Benz, Folke Eisterlehner, Andreas Hotho, R...
In this paper we describe a model of social and collaborative search based on the use of tags. First we will introduce the issues that drove us to the definition of this model, an...
We introduce four measures for the change of coalitions in social networks. The first one measures the change of the agents in the network over time, The second one measures the ...
Guido Boella, Leendert van der Torre, Serena Villa...
Adaptive hypermedia systems traditionally focus on providing personalised learning services for formal or informal learners. The learning material is typically sourced from a prop...
With the advent of Web 2.0 tagging became a popular feature. People tag diverse kinds of content, e.g. products at Amazon, music at Last.fm, images at Flickr, etc. Clicking on a t...
This paper develops a probabilistic framework that can model and predict group activity over time on online social media. Users of social media sites such as Flickr often face the...
The digital world enables the creation of personalized documents. In this paper we are interested in describing a computer mediated activity by a person throughout a semi-automati...