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172
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CIKM
2007
Springer
16 years 19 days 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...
140
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CIKM
2007
Springer
16 years 19 days ago
2007
Springer
Compression of term frequency lists and very long document-id lists within an inverted file search engine are examined. Several compression schemes are compared including Elias γ...
179
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CIKM
2007
Springer
16 years 19 days ago
2007
Springer
Several problems in text categorization are too hard to be solved by standard bag-of-words representations. Work in kernel-based learning has approached this problem by (i) consid...
154
click to vote
CIKM
2007
Springer
16 years 19 days ago
2007
Springer
Much existing research on blogs focused on posts only, ignoring their comments. Our user study conducted on summarizing blog posts, however, showed that reading comments does chan...
186
click to vote
CIKM
2007
Springer
16 years 19 days ago
2007
Springer
Challenging the implicit reliance on document collections, this paper discusses the pros and cons of using query logs rather than document collections, as self-contained sources o...