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  • × author_ss:"Liu, R.-L."
  1. Liu, R.-L.: Dynamic category profiling for text filtering and classification (2007) 6.31 
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  2. Liu, R.-L.: Context recognition for hierarchical text classification (2009) 6.31 
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  3. Liu, R.-L.: Context-based term frequency assessment for text classification (2010) 6.31 
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  4. Liu, R.-L.: ¬A passage extractor for classification of disease aspect information (2013) 6.31 
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