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  • × author_ss:"Liu, L."
  1. Wacholder, N.; Liu, L.: User preference : a measure of query-term quality (2006) 1.00 
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  1.0 = queryNorm
  2. Wacholder, N.; Liu, L.: Assessing term effectiveness in the interactive information access process (2008) 1.00 
    1.0 = *:*, product of:
  1.0 = boost
  1.0 = queryNorm