Search (2 results, page 1 of 1)

  • × subject_ss:"Information storage and retrieval systems"
  • × year_i:[1990 TO 2000}
  1. Cox, J.: Keyguide to information sources in online and CD-ROM database searching (1991) 0.02
    0.01900405 = product of:
      0.13302834 = sum of:
        0.13302834 = weight(_text_:processing in 982) [ClassicSimilarity], result of:
          0.13302834 = score(doc=982,freq=10.0), product of:
            0.1662677 = queryWeight, product of:
              4.048147 = idf(docFreq=2097, maxDocs=44218)
              0.04107254 = queryNorm
            0.80008537 = fieldWeight in 982, product of:
              3.1622777 = tf(freq=10.0), with freq of:
                10.0 = termFreq=10.0
              4.048147 = idf(docFreq=2097, maxDocs=44218)
              0.0625 = fieldNorm(doc=982)
      0.14285715 = coord(1/7)
    
    COMPASS
    On-line data processing
    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
    On / line data processing
    Subject
    On / line data processing
    On-line data processing
  2. Liebenau, J.; Backhouse, J.: Understanding information : an introduction (1990) 0.01
    0.014264907 = product of:
      0.09985434 = sum of:
        0.09985434 = weight(_text_:digital in 7) [ClassicSimilarity], result of:
          0.09985434 = score(doc=7,freq=4.0), product of:
            0.16201277 = queryWeight, product of:
              3.944552 = idf(docFreq=2326, maxDocs=44218)
              0.04107254 = queryNorm
            0.6163362 = fieldWeight in 7, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.944552 = idf(docFreq=2326, maxDocs=44218)
              0.078125 = fieldNorm(doc=7)
      0.14285715 = coord(1/7)
    
    LCSH
    Electronic digital computers
    Subject
    Electronic digital computers