Clickthrough rate and cost-per-click are known to be among the factors that impact the rank of an ad shown on a search result page. Hence, search engines can benefit from estimat...
Azin Ashkan, Charles L. A. Clarke, Eugene Agichtei...
In order to solve medical multimodal queries, we propose to split the queries in different dimensions using ontology. We extract both textual and visual terms depending on the ont...
In this paper, we characterize the user behavior in a peer-to-peer (P2P) file sharing network. Our characterization is based on the results of an extensive passive measurement stu...
Alexander Klemm, Christoph Lindemann, Oliver P. Wa...
Abstract. The notion of user preference in database modeling has recently received much attention in advanced applications, such as personalization of e-services, since it captures...
Nearest neighbor queries are important in many settings, including spatial databases (Find the k closest cities) and multimedia databases (Find the k most similar images). Previou...