Document (#4923)

Author

Chadwyck-Healey, C.

Title

Two major British catalogues on CD-ROM

Source

The impact of CD-ROM on library operations and universal availability of information. 11th Int. Essen Symp., 26.-29.9.1988. Festschrift in honour of M.B. Line. Ed.: A.H. Helal u.a

Imprint

Essen : Universitätsbibliothek

Year

1989

Pages

S.232-240

Series

Veröffentlichungen der Univesitätsbibliothek Essen; 11

Theme

Bibliographie

Object

BLC-CD
UKOP

Location

GB

Similar documents (content)

1. Trickey, K.V.: Cataloguing and classification (1993) 1.03

   1.027287 = sum of:
     1.027287 = sum of:
       0.18677375 = weight(abstract_txt:major in 5530) [ClassicSimilarity], result of:
         0.18677375 = score(doc=5530,freq=1.0), product of:
           0.42775762 = queryWeight, product of:
             4.657435 = idf(docFreq=1145, maxDocs=44421)
             0.09184404 = queryNorm
           0.43663454 = fieldWeight in 5530, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             4.657435 = idf(docFreq=1145, maxDocs=44421)
             0.09375 = fieldNorm(doc=5530)
       0.2927135 = weight(abstract_txt:catalogues in 5530) [ClassicSimilarity], result of:
         0.2927135 = score(doc=5530,freq=1.0), product of:
           0.5771416 = queryWeight, product of:
             1.1615617 = boost
             5.4098983 = idf(docFreq=539, maxDocs=44421)
             0.09184404 = queryNorm
           0.50717795 = fieldWeight in 5530, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.4098983 = idf(docFreq=539, maxDocs=44421)
             0.09375 = fieldNorm(doc=5530)
       0.5477997 = weight(abstract_txt:british in 5530) [ClassicSimilarity], result of:
         0.5477997 = score(doc=5530,freq=2.0), product of:
           0.69565153 = queryWeight, product of:
             1.2752548 = boost
             5.9394164 = idf(docFreq=317, maxDocs=44421)
             0.09184404 = queryNorm
           0.7874628 = fieldWeight in 5530, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             5.9394164 = idf(docFreq=317, maxDocs=44421)
             0.09375 = fieldNorm(doc=5530)
   

2. Nicholas, D.; Boydell, L.: BLAISE-LINE : enigma, anomaly or anachronism? (1996) 0.79

   0.786837 = sum of:
     0.786837 = sum of:
       0.22011496 = weight(abstract_txt:major in 5600) [ClassicSimilarity], result of:
         0.22011496 = score(doc=5600,freq=2.0), product of:
           0.42775762 = queryWeight, product of:
             4.657435 = idf(docFreq=1145, maxDocs=44421)
             0.09184404 = queryNorm
           0.5145787 = fieldWeight in 5600, product of:
             1.4142135 = tf(freq=2.0), with freq of:
               2.0 = termFreq=2.0
             4.657435 = idf(docFreq=1145, maxDocs=44421)
             0.078125 = fieldNorm(doc=5600)
       0.24392791 = weight(abstract_txt:catalogues in 5600) [ClassicSimilarity], result of:
         0.24392791 = score(doc=5600,freq=1.0), product of:
           0.5771416 = queryWeight, product of:
             1.1615617 = boost
             5.4098983 = idf(docFreq=539, maxDocs=44421)
             0.09184404 = queryNorm
           0.4226483 = fieldWeight in 5600, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.4098983 = idf(docFreq=539, maxDocs=44421)
             0.078125 = fieldNorm(doc=5600)
       0.32279408 = weight(abstract_txt:british in 5600) [ClassicSimilarity], result of:
         0.32279408 = score(doc=5600,freq=1.0), product of:
           0.69565153 = queryWeight, product of:
             1.2752548 = boost
             5.9394164 = idf(docFreq=317, maxDocs=44421)
             0.09184404 = queryNorm
           0.4640169 = fieldWeight in 5600, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.9394164 = idf(docFreq=317, maxDocs=44421)
             0.078125 = fieldNorm(doc=5600)
   

3. Congreve, J.: Subject access (1991) 0.75

   0.74712276 = sum of:
     0.74712276 = product of:
       1.1206841 = sum of:
         0.39028466 = weight(abstract_txt:catalogues in 2657) [ClassicSimilarity], result of:
           0.39028466 = score(doc=2657,freq=1.0), product of:
             0.5771416 = queryWeight, product of:
               1.1615617 = boost
               5.4098983 = idf(docFreq=539, maxDocs=44421)
               0.09184404 = queryNorm
             0.6762373 = fieldWeight in 2657, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.4098983 = idf(docFreq=539, maxDocs=44421)
               0.125 = fieldNorm(doc=2657)
         0.73039955 = weight(abstract_txt:british in 2657) [ClassicSimilarity], result of:
           0.73039955 = score(doc=2657,freq=2.0), product of:
             0.69565153 = queryWeight, product of:
               1.2752548 = boost
               5.9394164 = idf(docFreq=317, maxDocs=44421)
               0.09184404 = queryNorm
             1.0499504 = fieldWeight in 2657, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.9394164 = idf(docFreq=317, maxDocs=44421)
               0.125 = fieldNorm(doc=2657)
       0.6666667 = coord(2/3)
   

4. Ashton, J.: ¬The British Library Network OPAC (1994) 0.75

   0.74712276 = sum of:
     0.74712276 = product of:
       1.1206841 = sum of:
         0.39028466 = weight(abstract_txt:catalogues in 871) [ClassicSimilarity], result of:
           0.39028466 = score(doc=871,freq=1.0), product of:
             0.5771416 = queryWeight, product of:
               1.1615617 = boost
               5.4098983 = idf(docFreq=539, maxDocs=44421)
               0.09184404 = queryNorm
             0.6762373 = fieldWeight in 871, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.4098983 = idf(docFreq=539, maxDocs=44421)
               0.125 = fieldNorm(doc=871)
         0.73039955 = weight(abstract_txt:british in 871) [ClassicSimilarity], result of:
           0.73039955 = score(doc=871,freq=2.0), product of:
             0.69565153 = queryWeight, product of:
               1.2752548 = boost
               5.9394164 = idf(docFreq=317, maxDocs=44421)
               0.09184404 = queryNorm
             1.0499504 = fieldWeight in 871, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.9394164 = idf(docFreq=317, maxDocs=44421)
               0.125 = fieldNorm(doc=871)
       0.6666667 = coord(2/3)
   

5. Britain's National Bibliographic Service (1994) 0.65

   0.6537325 = sum of:
     0.6537325 = product of:
       0.9805987 = sum of:
         0.3414991 = weight(abstract_txt:catalogues in 1665) [ClassicSimilarity], result of:
           0.3414991 = score(doc=1665,freq=1.0), product of:
             0.5771416 = queryWeight, product of:
               1.1615617 = boost
               5.4098983 = idf(docFreq=539, maxDocs=44421)
               0.09184404 = queryNorm
             0.59170765 = fieldWeight in 1665, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.4098983 = idf(docFreq=539, maxDocs=44421)
               0.109375 = fieldNorm(doc=1665)
         0.6390996 = weight(abstract_txt:british in 1665) [ClassicSimilarity], result of:
           0.6390996 = score(doc=1665,freq=2.0), product of:
             0.69565153 = queryWeight, product of:
               1.2752548 = boost
               5.9394164 = idf(docFreq=317, maxDocs=44421)
               0.09184404 = queryNorm
             0.91870654 = fieldWeight in 1665, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.9394164 = idf(docFreq=317, maxDocs=44421)
               0.109375 = fieldNorm(doc=1665)
       0.6666667 = coord(2/3)