Search (1 results, page 1 of 1)

  • × subject_ss:"On / line data processing"
  • × classification_ss:"025.04"
  1. Cox, J.: Keyguide to information sources in online and CD-ROM database searching (1991) 0.00
    0.00399357 = product of:
      0.023961417 = sum of:
        0.023961417 = weight(_text_:information in 982) [ClassicSimilarity], result of:
          0.023961417 = score(doc=982,freq=8.0), product of:
            0.0772133 = queryWeight, product of:
              1.7554779 = idf(docFreq=20772, maxDocs=44218)
              0.043984205 = queryNorm
            0.3103276 = fieldWeight in 982, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              1.7554779 = idf(docFreq=20772, maxDocs=44218)
              0.0625 = fieldNorm(doc=982)
      0.16666667 = coord(1/6)
    
    Footnote
    Rez. in: Information processing and management 28(1992) no.4, S.534-544 (J.W. Head); Program 26(1992) no.2 S.209-210 (E.N. Efthimiadis)
    LCSH
    Information storage and retrieval systems
    Subject
    Information storage and retrieval systems