Experienced web users have strategies for information search and re-access that are not
directly supported by web browsers or search engines. We studied how prevalent these …

World Wide Web search engines are essential tools for efficiently utilising the information on
the Web. However, there are certain problems in their use. In particular, users with little …

Isomap is an exemplar of a set of data driven non-linear dimensionality reduction techniques
that have shown promise for the analysis of images and video. These methods parameterize …

Many have suggested that the Internet might help make American politics less exclusive—
that it might recruit previously inactive citizens into political participation, help equalize …

We developed a testbed containing: real time data from over 830 highway traffic sensors in
the Chicago region, data about weather, and text data about events that might affect traffic …

1 IN GOOGLE WE TRUST: USERS’ DECISIONS ON RANK, POSITION AND RELEVANCY
Helene Hembrooke Bing Pan Thorsten Joachims hah4@Cornel Page 1 1 IN GOOGLE WE …

Several previous studies have measured differences in information search success of
novices and experts. However, the definitions of novices and experts have varied greatly …

We investigate the occurrence of Web searchers returning the same information course, in
this case the Vivisimo Web search engine. We analyze data from a transaction log spanning …

La prensa se está transformando de principio a fin en un medio de soportes múltiples y
convergentes. Hoy en día el contenido periodístico diversificado en varios formatos, desde …

To improve search engine effectiveness, we have observed an increased interest in
gathering additional feedback about users' information needs that goes beyond the queries …