Search (1 results, page 1 of 1)

  • × author_ss:"Byrne, J.R."
  • × theme_ss:"Retrievalstudien"
  • × type_ss:"a"
  1. Byrne, J.R.: Relative effectiveness of titles, abstracts, and subject headings for machine retrieval from the COMPENDEX services (1975) 0.01 
    0.012224671 = product of:
  0.048898686 = sum of:
    0.048898686 = weight(_text_:services in 1604) [ClassicSimilarity], result of:
      0.048898686 = score(doc=1604,freq=2.0), product of:
        0.17221296 = queryWeight, product of:
          3.6713707 = idf(docFreq=3057, maxDocs=44218)
          0.046906993 = queryNorm
        0.28394312 = fieldWeight in 1604, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.6713707 = idf(docFreq=3057, maxDocs=44218)
          0.0546875 = fieldNorm(doc=1604)
  0.25 = coord(1/4)