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  • × author_ss:"Lin, Y."
  • × theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
  • × theme_ss:"Retrievalalgorithmen"
  1. Xu, B.; Lin, H.; Lin, Y.: Assessment of learning to rank methods for query expansion (2016) 1.00 
    1.0 = *:*, product of:
  1.0 = boost
  1.0 = queryNorm