Search (3 results, page 1 of 1)

  • × language_ss:"nl"
  • × theme_ss:"Retrievalstudien"
  1. Voorbij, H.: Titelwoorden - trefwoorden : een vergelijkend onderzoek (1997) 0.02
    0.023023613 = product of:
      0.046047226 = sum of:
        0.046047226 = product of:
          0.06907084 = sum of:
            0.04358402 = weight(_text_:h in 3175) [ClassicSimilarity], result of:
              0.04358402 = score(doc=3175,freq=2.0), product of:
                0.113413334 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.045649286 = queryNorm
                0.38429362 = fieldWeight in 3175, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.109375 = fieldNorm(doc=3175)
            0.025486821 = weight(_text_:d in 3175) [ClassicSimilarity], result of:
              0.025486821 = score(doc=3175,freq=2.0), product of:
                0.0867278 = queryWeight, product of:
                  1.899872 = idf(docFreq=17979, maxDocs=44218)
                  0.045649286 = queryNorm
                0.29387143 = fieldWeight in 3175, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.899872 = idf(docFreq=17979, maxDocs=44218)
                  0.109375 = fieldNorm(doc=3175)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Footnote
    Übers. d. Titels: Title words - subject headings: a comparative research
  2. Voorbij, H.: ¬Een goede titel behoeft geen trefwoord, of toch wel? : een vergelijkend oderzoek titelwoorden - trefwoorden (1997) 0.01
    0.011511806 = product of:
      0.023023613 = sum of:
        0.023023613 = product of:
          0.03453542 = sum of:
            0.02179201 = weight(_text_:h in 1446) [ClassicSimilarity], result of:
              0.02179201 = score(doc=1446,freq=2.0), product of:
                0.113413334 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.045649286 = queryNorm
                0.19214681 = fieldWeight in 1446, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1446)
            0.012743411 = weight(_text_:d in 1446) [ClassicSimilarity], result of:
              0.012743411 = score(doc=1446,freq=2.0), product of:
                0.0867278 = queryWeight, product of:
                  1.899872 = idf(docFreq=17979, maxDocs=44218)
                  0.045649286 = queryNorm
                0.14693572 = fieldWeight in 1446, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.899872 = idf(docFreq=17979, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=1446)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Footnote
    Übers. d. Titels: A good title has no need of subject headings, or does it?: a comparative study of title keywords against subject headings
  3. Ongering, H.; Riesthuis, G.J.A.: ¬De ontsluiting in het ADION-systeem : precision en recall (1989) 0.01
    0.008301718 = product of:
      0.016603436 = sum of:
        0.016603436 = product of:
          0.04981031 = sum of:
            0.04981031 = weight(_text_:h in 416) [ClassicSimilarity], result of:
              0.04981031 = score(doc=416,freq=2.0), product of:
                0.113413334 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.045649286 = queryNorm
                0.4391927 = fieldWeight in 416, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.125 = fieldNorm(doc=416)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)