Search (1 results, page 1 of 1)

  • × subject_ss:"Information retrieval / Use of / On-line computers"
  • × theme_ss:"Suchtaktik"
  1. Chamis, A.Y.: Vocabulary control and search strategies in online searching (1991) 0.03
    0.029659202 = sum of:
      0.027252292 = product of:
        0.16351375 = sum of:
          0.16351375 = weight(_text_:author's in 820) [ClassicSimilarity], result of:
            0.16351375 = score(doc=820,freq=2.0), product of:
              0.27528346 = queryWeight, product of:
                6.7201533 = idf(docFreq=144, maxDocs=44218)
                0.040963866 = queryNorm
              0.59398323 = fieldWeight in 820, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.7201533 = idf(docFreq=144, maxDocs=44218)
                0.0625 = fieldNorm(doc=820)
        0.16666667 = coord(1/6)
      0.0024069105 = product of:
        0.004813821 = sum of:
          0.004813821 = weight(_text_:a in 820) [ClassicSimilarity], result of:
            0.004813821 = score(doc=820,freq=2.0), product of:
              0.04723326 = queryWeight, product of:
                1.153047 = idf(docFreq=37942, maxDocs=44218)
                0.040963866 = queryNorm
              0.10191591 = fieldWeight in 820, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.153047 = idf(docFreq=37942, maxDocs=44218)
                0.0625 = fieldNorm(doc=820)
        0.5 = coord(1/2)
    
    Abstract
    Based on the author's 1984 dissertation, this technical and detailed volume looks at problems related to control of terms used in searching among a variety of databases