Search (3 results, page 1 of 1)

  • × author_ss:"Petry, W."
  • × theme_ss:"Datenfernübertragung"
  1. Petry, W.; Werner, H.-J.: Anwendertraum: Kommunikations- und Retrieval-Software im Vergleich (1993) 0.06
    0.06305049 = product of:
      0.12610099 = sum of:
        0.12610099 = sum of:
          0.011086896 = weight(_text_:s in 4147) [ClassicSimilarity], result of:
            0.011086896 = score(doc=4147,freq=2.0), product of:
              0.057684682 = queryWeight, product of:
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.053056188 = queryNorm
              0.19219826 = fieldWeight in 4147, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.125 = fieldNorm(doc=4147)
          0.11501409 = weight(_text_:22 in 4147) [ClassicSimilarity], result of:
            0.11501409 = score(doc=4147,freq=2.0), product of:
              0.18579373 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.053056188 = queryNorm
              0.61904186 = fieldWeight in 4147, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.125 = fieldNorm(doc=4147)
      0.5 = coord(1/2)
    
    Source
    Cogito. 9(1993) H.2, S.18-22
  2. Petry, W.: Datenreisen billiger : wie man Telekommunikationskosten sparen kann (1994) 0.06
    0.055169184 = product of:
      0.11033837 = sum of:
        0.11033837 = sum of:
          0.009701034 = weight(_text_:s in 8109) [ClassicSimilarity], result of:
            0.009701034 = score(doc=8109,freq=2.0), product of:
              0.057684682 = queryWeight, product of:
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.053056188 = queryNorm
              0.16817348 = fieldWeight in 8109, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                1.0872376 = idf(docFreq=40523, maxDocs=44218)
                0.109375 = fieldNorm(doc=8109)
          0.10063733 = weight(_text_:22 in 8109) [ClassicSimilarity], result of:
            0.10063733 = score(doc=8109,freq=2.0), product of:
              0.18579373 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.053056188 = queryNorm
              0.5416616 = fieldWeight in 8109, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.109375 = fieldNorm(doc=8109)
      0.5 = coord(1/2)
    
    Source
    Cogito. 10(1994) H.4, S.17-22
  3. Petry, W.: Im Praxistest : die Retrievalsoftware Genesys/2 für Windows (1993) 0.00
    0.002771724 = product of:
      0.005543448 = sum of:
        0.005543448 = product of:
          0.011086896 = sum of:
            0.011086896 = weight(_text_:s in 4503) [ClassicSimilarity], result of:
              0.011086896 = score(doc=4503,freq=2.0), product of:
                0.057684682 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.053056188 = queryNorm
                0.19219826 = fieldWeight in 4503, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.125 = fieldNorm(doc=4503)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Cogito. 9(1993) H.3, S.42-45