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Mining Peculiar Compositions of Frequent Substrings from Sparse Text Data Using Background Texts
Daisuke Ikeda
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Oznake: computer science;text mining
We consider mining unusual patterns from text T. Unlike existing methods which assume probabilistic models and use simple estimation methods, we employ a set B of background text in addition to T and compositions w=xy of x and y as patterns. A string w is peculiar if there exist x and y such that w= ...
Leto: 2009 Vir: videolectures.net
Št. zadetkov: 1
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