Online communities have become popular for publishing and searching content, as well as for finding and connecting to other users. User-generated content includes, for example, pe...
Ralf Schenkel, Tom Crecelius, Mouna Kacimi, Sebast...
Our objective is to improve the performance of keyword based image search engines by re-ranking their baseline results. To this end, we address three limitations of existing searc...
Influential people have an important role in the process of information diffusion. However, there are several ways to be influential, for example, to be the most popular or the...
This paper describes results from a large-scale survey to explore users’ comfort with different styles of avatars for workplace communication. Thirty-one avatars were evaluated ...
Use of semantic content is one of the major issues which needs to be addressed for improving image retrieval effectiveness. We present a new approach to classify images based on t...