Search (1 results, page 1 of 1)

  • × author_ss:"Frei, H.P."
  • × author_ss:"Meienberg, S."
  • × theme_ss:"Retrievalstudien"
  1. Frei, H.P.; Meienberg, S.; Schäuble, P.: ¬The perils of interpreting recall and precision values (1991) 0.00
    3.5489275E-4 = product of:
      0.0085174255 = sum of:
        0.0085174255 = product of:
          0.025552277 = sum of:
            0.025552277 = weight(_text_:p in 786) [ClassicSimilarity], result of:
              0.025552277 = score(doc=786,freq=2.0), product of:
                0.08040328 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.022362119 = queryNorm
                0.31780142 = fieldWeight in 786, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0625 = fieldNorm(doc=786)
          0.33333334 = coord(1/3)
      0.041666668 = coord(1/24)