200 search results - page 26 / 40 » An Evaluation on Feature Selection for Text Clustering |
193
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ICMCS
2010
IEEE
15 years 3 months ago
2010
IEEE
Existing research on news video analysis mainly concentrates on structure analysis, semantic concept detection, annotation and search. However, little work has been contributed to...
164
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KDD
2001
ACM
16 years 6 months ago
2001
ACM
We present a generalization of frequent itemsets allowing the notion of errors in the itemset definition. We motivate the problem and present an efficient algorithm that identifie...
174
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KDD
2009
ACM
16 years 6 months ago
2009
ACM
One common predictive modeling challenge occurs in text mining problems is that the training data and the operational (testing) data are drawn from different underlying distributi...
161
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NAACL
2004
15 years 7 months ago
2004
We present a technique for augmenting annotated training data with hierarchical word clusters that are automatically derived from a large unannotated corpus. Cluster membership is...
172
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PKDD
2005
Springer
15 years 11 months ago
2005
Springer
For discrete co-occurrence data like documents and words, calculating optimal projections and clustering are two different but related tasks. The goal of projection is to find a ...