Search (3 results, page 1 of 1)

Chamis, A.Y.: Vocabulary control and search strategies in online searching (1991) 0.03

0.025313206 = product of:
  0.050626412 = sum of:
    0.050626412 = product of:
      0.20250565 = sum of:
        0.20250565 = weight(_text_:author's in 820) [ClassicSimilarity], result of:
          0.20250565 = score(doc=820,freq=2.0), product of:
            0.34092823 = queryWeight, product of:
              6.7201533 = idf(docFreq=144, maxDocs=44218)
              0.05073221 = 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)
      0.25 = coord(1/4)
  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

Ellis, D.: Progress and problems in information retrieval (1996) 0.01

0.013747029 = product of:
  0.027494058 = sum of:
    0.027494058 = product of:
      0.054988116 = sum of:
        0.054988116 = weight(_text_:22 in 789) [ClassicSimilarity], result of:
          0.054988116 = score(doc=789,freq=2.0), product of:
            0.17765556 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05073221 = queryNorm
            0.30952093 = fieldWeight in 789, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0625 = fieldNorm(doc=789)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Date: 26. 7.2002 20:22:46

Ingwersen, P.: Information retrieval interaction (1992) 0.01

0.011318502 = product of:
  0.022637004 = sum of:
    0.022637004 = product of:
      0.045274008 = sum of:
        0.045274008 = weight(_text_:j in 764) [ClassicSimilarity], result of:
          0.045274008 = score(doc=764,freq=2.0), product of:
            0.16120142 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.05073221 = queryNorm
            0.28085366 = fieldWeight in 764, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0625 = fieldNorm(doc=764)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Footnote: Rez. in: Library and information research news. 16(1993) no.56, S.26-27 (J. Palmer); Journal of documentation 50(1994) no.2, S.142-144 (P. Willett); Australian academic and research libraries 1993, Sept., S.239-240 (C. Wilson)

Search (3 results, page 1 of 1)

Authors

Themes

Classifications