Our central claim is that user interactions with everyday productivity applications (e.g., word processors, Web browsers, etc.) provide rich contextual information that can be lev...
This paper reports our experience of evaluating an application that uses visualization approaches to support instructors in Web based distance education. The evaluation took place...
Theoretical analysis of the Web graph is often used to improve the efficiency of search engines. The PageRank algorithm, proposed by [5], is used by the Google search engine [4] t...
Social news websites have gained significant popularity over the last few years. The participants of such websites are not only allowed to share news links but also to annotate, ...
Historical prices are important information that can help consumers decide whether the time is right to buy a product. They provide both a context to the users, and facilitate the...