Search (7 results, page 1 of 1)

  • × author_ss:"Jochum, F."
  • × year_i:[1980 TO 1990}
  1. Jochum, F.; Reiner, U.: Probleme bei der Planung von Information Retrieval Experimenten (1984) 0.02
    0.024403172 = product of:
      0.06710872 = sum of:
        0.012690932 = product of:
          0.025381863 = sum of:
            0.025381863 = weight(_text_:h in 456) [ClassicSimilarity], result of:
              0.025381863 = score(doc=456,freq=2.0), product of:
                0.0660481 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.026584605 = queryNorm
                0.38429362 = fieldWeight in 456, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.109375 = fieldNorm(doc=456)
          0.5 = coord(1/2)
        0.005467103 = weight(_text_:a in 456) [ClassicSimilarity], result of:
          0.005467103 = score(doc=456,freq=2.0), product of:
            0.030653298 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.026584605 = queryNorm
            0.17835285 = fieldWeight in 456, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.109375 = fieldNorm(doc=456)
        0.0048608496 = weight(_text_:s in 456) [ClassicSimilarity], result of:
          0.0048608496 = score(doc=456,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.16817348 = fieldWeight in 456, 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=456)
        0.04408984 = weight(_text_:u in 456) [ClassicSimilarity], result of:
          0.04408984 = score(doc=456,freq=2.0), product of:
            0.08704981 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.026584605 = queryNorm
            0.50648975 = fieldWeight in 456, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.109375 = fieldNorm(doc=456)
      0.36363637 = coord(4/11)
    
    Pages
    S.296-312
    Source
    Deutscher Dokumentartag 1983, Göttingen, 3.-7.10.1983: Fachinformation und Bildschirmtext. Bearb.: H. Strohl-Goebel
    Type
    a
  2. Jochum, F.: Faktoren bei der Bewertung von Information Retrieval Verfahren (1985) 0.01
    0.0062778774 = product of:
      0.023018884 = sum of:
        0.012690932 = product of:
          0.025381863 = sum of:
            0.025381863 = weight(_text_:h in 472) [ClassicSimilarity], result of:
              0.025381863 = score(doc=472,freq=2.0), product of:
                0.0660481 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.026584605 = queryNorm
                0.38429362 = fieldWeight in 472, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.109375 = fieldNorm(doc=472)
          0.5 = coord(1/2)
        0.005467103 = weight(_text_:a in 472) [ClassicSimilarity], result of:
          0.005467103 = score(doc=472,freq=2.0), product of:
            0.030653298 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.026584605 = queryNorm
            0.17835285 = fieldWeight in 472, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.109375 = fieldNorm(doc=472)
        0.0048608496 = weight(_text_:s in 472) [ClassicSimilarity], result of:
          0.0048608496 = score(doc=472,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.16817348 = fieldWeight in 472, 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=472)
      0.27272728 = coord(3/11)
    
    Pages
    S.484-498
    Source
    Deutscher Dokumentartag 1984, Darmstadt, 9.-12.10.1984: Perspektiven der Fachinformation: Programme - Praxis - Prognosen. Bearb.: H. Strohl-Goebel
    Type
    a
  3. Bollmann, P.; Jochum, F.; Weissmann, V.: Experimentelle Untersuchung von Ranking-Verfahren (1986) 0.01
    0.0062778774 = product of:
      0.023018884 = sum of:
        0.012690932 = product of:
          0.025381863 = sum of:
            0.025381863 = weight(_text_:h in 478) [ClassicSimilarity], result of:
              0.025381863 = score(doc=478,freq=2.0), product of:
                0.0660481 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.026584605 = queryNorm
                0.38429362 = fieldWeight in 478, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.109375 = fieldNorm(doc=478)
          0.5 = coord(1/2)
        0.005467103 = weight(_text_:a in 478) [ClassicSimilarity], result of:
          0.005467103 = score(doc=478,freq=2.0), product of:
            0.030653298 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.026584605 = queryNorm
            0.17835285 = fieldWeight in 478, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.109375 = fieldNorm(doc=478)
        0.0048608496 = weight(_text_:s in 478) [ClassicSimilarity], result of:
          0.0048608496 = score(doc=478,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.16817348 = fieldWeight in 478, 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=478)
      0.27272728 = coord(3/11)
    
    Pages
    S.198-221
    Source
    Deutscher Dokumentartag 1985, Nürnberg, 1.-4.10.1985: Fachinformation: Methodik - Management - Markt; neue Entwicklungen, Berufe, Produkte. Bearb.: H. Strohl-Goebel
    Type
    a
  4. Jochum, F.: Zur Bestimmung von Distanzen zwischen semantischen Repräsentationssprachen (1980) 0.00
    0.001073034 = product of:
      0.005901687 = sum of:
        0.0031240587 = weight(_text_:a in 90) [ClassicSimilarity], result of:
          0.0031240587 = score(doc=90,freq=2.0), product of:
            0.030653298 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.026584605 = queryNorm
            0.10191591 = fieldWeight in 90, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.0625 = fieldNorm(doc=90)
        0.0027776284 = weight(_text_:s in 90) [ClassicSimilarity], result of:
          0.0027776284 = score(doc=90,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.09609913 = fieldWeight in 90, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=90)
      0.18181819 = coord(2/11)
    
    Pages
    S.90-99
    Type
    a
  5. Jochum, F.: Auswirkungen einer unterschiedlich tiefen Wissensrepräsentation auf das Verhalten von Information Retrieval Systemen (1982) 0.00
    0.001073034 = product of:
      0.005901687 = sum of:
        0.0031240587 = weight(_text_:a in 104) [ClassicSimilarity], result of:
          0.0031240587 = score(doc=104,freq=2.0), product of:
            0.030653298 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.026584605 = queryNorm
            0.10191591 = fieldWeight in 104, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.0625 = fieldNorm(doc=104)
        0.0027776284 = weight(_text_:s in 104) [ClassicSimilarity], result of:
          0.0027776284 = score(doc=104,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.09609913 = fieldWeight in 104, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=104)
      0.18181819 = coord(2/11)
    
    Pages
    S.254-262
    Type
    a
  6. Jochum, F.; Weissmann, V.: Struktur und Elemente des Information Retrieval Experiments (1985) 0.00
    0.001073034 = product of:
      0.005901687 = sum of:
        0.0031240587 = weight(_text_:a in 114) [ClassicSimilarity], result of:
          0.0031240587 = score(doc=114,freq=2.0), product of:
            0.030653298 = queryWeight, product of:
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.026584605 = queryNorm
            0.10191591 = fieldWeight in 114, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.153047 = idf(docFreq=37942, maxDocs=44218)
              0.0625 = fieldNorm(doc=114)
        0.0027776284 = weight(_text_:s in 114) [ClassicSimilarity], result of:
          0.0027776284 = score(doc=114,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.09609913 = fieldWeight in 114, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=114)
      0.18181819 = coord(2/11)
    
    Pages
    S.76-87
    Type
    a
  7. Jochum, F.: Expertensysteme in der Informationsvermittlung (1989) 0.00
    6.312792E-4 = product of:
      0.006944071 = sum of:
        0.006944071 = weight(_text_:s in 8444) [ClassicSimilarity], result of:
          0.006944071 = score(doc=8444,freq=2.0), product of:
            0.028903782 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.026584605 = queryNorm
            0.24024783 = fieldWeight in 8444, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.15625 = fieldNorm(doc=8444)
      0.09090909 = coord(1/11)
    
    Pages
    xxx S

Types