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CIKM
2007
Springer
14 years 2 months ago
2007
Springer
We present a corpus-based approach to the class expansion task. For a given set of seed entities we use co-occurrence statistics taken from a text collection to define a membersh...
CIKM
2009
Springer
13 years 6 months ago
2009
Springer
Research on relevance feedback (RFB) in information retrieval (IR) has given mixed results. Success in RFB seems to depend on the searcher's willingness to provide feedback a...
WWW
2009
ACM
14 years 9 months ago
2009
ACM
Social annotations on a Web document are highly generalized description of topics contained in that page. Their tagged frequency indicates the user attentions with various degrees...
HT
2010
ACM
14 years 1 months ago
2010
ACM
Missing web pages, URIs that return the 404 “Page Not Found” error or the HTTP response code 200 but dereference unexpected content, are ubiquitous in today’s browsing exper...
SIGIR
2009
ACM
14 years 3 months ago
2009
ACM
Large search engines process thousands of queries per second on billions of pages, making query processing a major factor in their operating costs. This has led to a lot of resear...