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SCIENTOMETRICS
2011
13 years 19 days ago
2011
Abstract We studied the effect on journal impact factors (JIF) of citations from documents labeled as articles and reviews (usually peer reviewed) versus citations coming from othe...
SIGIR
2011
ACM
13 years 19 days ago
2011
ACM
As the Internet grows explosively, search engines play a more and more important role for users in effectively accessing online information. Recently, it has been recognized that ...
SIGIR
2011
ACM
13 years 19 days ago
2011
ACM
Traditional recommendation algorithms often select products with the highest predicted ratings to recommend. However, earlier research in economics and marketing indicates that a ...
CIKM
2011
Springer
12 years 9 months ago
2011
Springer
Today, a number of algorithms exist for constructing tag hierarchies from social tagging data. While these algorithms were designed with ontological goals in mind, we know very li...
CIKM
2011
Springer
12 years 9 months ago
2011
Springer
In this paper, we reveal a common deficiency of the current retrieval models: the component of term frequency (TF) normalization by document length is not lower-bounded properly;...