3251 search results - page 352 / 651 » Challenges in Web Information Retrieval |
120
click to vote
WWW
2005
ACM
16 years 5 months ago
2005
ACM
We report on a study of topic dynamics for pages visited by a sample of people using MSN Search. We examine the predictive accuracies of probabilistic models of topic transitions ...
124
click to vote
ISCIS
2003
Springer
15 years 9 months ago
2003
Springer
Abstract. Term weighting is one of the most important aspects of modern Web retrieval systems. The weight associated with a given term in a document shows the importance of the ter...
129
click to vote
WETICE
2000
IEEE
15 years 9 months ago
2000
IEEE
Internet pervasive services call for flexible supports to enable a wide degree of collaboration. On the one hand, many people are connected to the Internet and surf the Web not on...
146
click to vote
DOCENG
2008
ACM
15 years 6 months ago
2008
ACM
In this paper, we present an analysis based on linguistic and typographic features that allows for the identification of titles in web documents. We focus in particular on procedu...
135
click to vote
WWW
2010
ACM
15 years 4 months ago
2010
ACM
We study the problem of anonymizing user profiles so that user privacy is sufficiently protected while the anonymized profiles are still effective in enabling personalized web sea...