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  • × author_ss:"Roh, J.-E."
  1. Na, S.-H.; Kang, I.-S.; Roh, J.-E.; Lee, J.-H.: ¬An empirical study of query expansion and cluster-based retrieval in language modeling approach (2007) 1.00 
    1.0 = *:*, product of:
  1.0 = boost
  1.0 = queryNorm