Search (1 results, page 1 of 1)

  • × author_ss:"Robertson, M."
  • × author_ss:"Willett, P."
  • × year_i:[1990 TO 2000}
  • × theme_ss:"Retrievalalgorithmen"
  1. Robertson, M.; Willett, P.: ¬An upperbound to the performance of ranked output searching : optimal weighting of query terms using a genetic algorithms (1996) 1.00
    1.0 = *:*, product of:
      1.0 = boost
      1.0 = queryNorm