We present BlogScope (www.blogscope.net), a system for online analysis of temporally ordered streaming text, currently applied to the analysis of the Blogosphere1 . The system cur...
We address the problem of answering conjunctive queries over knowledge bases, specified by sets of first-order sentences called tuple-generating dependencies (TGDs). This problem i...
We present a query processing procedure for conjunctive queries in distributed ontology systems where a large ontology is divided into ontology fragments that are later distributed...
Determining the user intent of Web searches is a difficult problem due to the sparse data available concerning the searcher. In this paper, we examine a method to determine the us...
Bernard J. Jansen, Danielle L. Booth, Amanda Spink
Web search engines consistently collect information about users interaction with the system: they record the query they issued, the URL of presented and selected documents along w...