Scalability of reasoning systems is one of the main criteria which will determine the success of Semantic Web systems in the future. The focus of recent work is either on (a) expre...
One distinctive feature of any adaptive system is the user model that represents essential information about each user. This chapter complements other chapters of this book in revi...
We propose a novel, computationally efficient generative topographic model for inferring low dimensional representations of high dimensional data sets, designed to exploit data s...
Document retrieval and web search engines index large quantities of text. The static costs associated with storing the index can be traded against dynamic costs associated with us...
To facilitate the sharing of information using modern communication networks, users must be able to decide on a privacy policy--what information to conceal, what to reveal, and to...