Search (11 results, page 1 of 1)

  • × author_ss:"Lewandowski, D."
  1. Lewandowski, D.; Haustein, S.: What does the German-language information science community cite? (2015) 0.02 
    0.019429414 = product of:
  0.038858827 = sum of:
    0.038858827 = product of:
      0.077717654 = sum of:
        0.077717654 = weight(_text_:c in 2987) [ClassicSimilarity], result of:
          0.077717654 = score(doc=2987,freq=4.0), product of:
            0.14419673 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.04180336 = queryNorm
            0.5389696 = fieldWeight in 2987, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.078125 = fieldNorm(doc=2987)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Re:inventing information science in the networked society: Proceedings of the 14th International Symposium on Information Science, Zadar/Croatia, 19th-21st May 2015. Eds.: F. Pehar, C. Schloegl u. C. Wolff
  2. Lewandowski, D.: Alles nur noch Google? : Entwicklungen im Bereich der WWW-Suchmaschinen (2002) 0.01 
    0.011327556 = product of:
  0.022655113 = sum of:
    0.022655113 = product of:
      0.045310225 = sum of:
        0.045310225 = weight(_text_:22 in 997) [ClassicSimilarity], result of:
          0.045310225 = score(doc=997,freq=2.0), product of:
            0.14638825 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04180336 = queryNorm
            0.30952093 = fieldWeight in 997, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0625 = fieldNorm(doc=997)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    29. 9.2002 18:49:22
  3. Lewandowski, D.: Abfragesprachen und erweiterte Funktionen von WWW-Suchmaschinen (2004) 0.01 
    0.011327556 = product of:
  0.022655113 = sum of:
    0.022655113 = product of:
      0.045310225 = sum of:
        0.045310225 = weight(_text_:22 in 2314) [ClassicSimilarity], result of:
          0.045310225 = score(doc=2314,freq=2.0), product of:
            0.14638825 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04180336 = queryNorm
            0.30952093 = fieldWeight in 2314, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0625 = fieldNorm(doc=2314)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    28.11.2004 13:11:22
  4. Lewandowski, D.: Query understanding (2011) 0.01 
    0.011327556 = product of:
  0.022655113 = sum of:
    0.022655113 = product of:
      0.045310225 = sum of:
        0.045310225 = weight(_text_:22 in 344) [ClassicSimilarity], result of:
          0.045310225 = score(doc=344,freq=2.0), product of:
            0.14638825 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04180336 = queryNorm
            0.30952093 = fieldWeight in 344, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0625 = fieldNorm(doc=344)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    18. 9.2018 18:22:18
  5. Behnert, C.; Plassmeier, K.; Borst, T.; Lewandowski, D.: Evaluierung von Rankingverfahren für bibliothekarische Informationssysteme (2019) 0.01 
    0.009617068 = product of:
  0.019234136 = sum of:
    0.019234136 = product of:
      0.03846827 = sum of:
        0.03846827 = weight(_text_:c in 5023) [ClassicSimilarity], result of:
          0.03846827 = score(doc=5023,freq=2.0), product of:
            0.14419673 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.04180336 = queryNorm
            0.2667763 = fieldWeight in 5023, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.0546875 = fieldNorm(doc=5023)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  6. Lewandowski, D.; Womser-Hacker, C.: Information seeking behaviour (2023) 0.01 
    0.009617068 = product of:
  0.019234136 = sum of:
    0.019234136 = product of:
      0.03846827 = sum of:
        0.03846827 = weight(_text_:c in 816) [ClassicSimilarity], result of:
          0.03846827 = score(doc=816,freq=2.0), product of:
            0.14419673 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.04180336 = queryNorm
            0.2667763 = fieldWeight in 816, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.0546875 = fieldNorm(doc=816)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  7. Lewandowski, D.: ¬Die Macht der Suchmaschinen und ihr Einfluss auf unsere Entscheidungen (2014) 0.01 
    0.008495667 = product of:
  0.016991334 = sum of:
    0.016991334 = product of:
      0.033982668 = sum of:
        0.033982668 = weight(_text_:22 in 1491) [ClassicSimilarity], result of:
          0.033982668 = score(doc=1491,freq=2.0), product of:
            0.14638825 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04180336 = queryNorm
            0.23214069 = fieldWeight in 1491, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=1491)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 9.2014 18:54:11
  8. Lewandowski, D.: ¬A framework for evaluating the retrieval effectiveness of search engines (2012) 0.01 
    0.008243201 = product of:
  0.016486403 = sum of:
    0.016486403 = product of:
      0.032972805 = sum of:
        0.032972805 = weight(_text_:c in 106) [ClassicSimilarity], result of:
          0.032972805 = score(doc=106,freq=2.0), product of:
            0.14419673 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.04180336 = queryNorm
            0.22866541 = fieldWeight in 106, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.046875 = fieldNorm(doc=106)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Next generation search engines: advanced models for information retrieval. Eds.: C. Jouis, u.a
  9. Lewandowski, D.; Spree, U.: Ranking of Wikipedia articles in search engines revisited : fair ranking for reasonable quality? (2011) 0.01 
    0.007079723 = product of:
  0.014159446 = sum of:
    0.014159446 = product of:
      0.028318891 = sum of:
        0.028318891 = weight(_text_:22 in 444) [ClassicSimilarity], result of:
          0.028318891 = score(doc=444,freq=2.0), product of:
            0.14638825 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04180336 = queryNorm
            0.19345059 = fieldWeight in 444, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=444)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    30. 9.2012 19:27:22
  10. Lewandowski, D.; Sünkler, S.: What does Google recommend when you want to compare insurance offerings? (2019) 0.01 
    0.007079723 = product of:
  0.014159446 = sum of:
    0.014159446 = product of:
      0.028318891 = sum of:
        0.028318891 = weight(_text_:22 in 5288) [ClassicSimilarity], result of:
          0.028318891 = score(doc=5288,freq=2.0), product of:
            0.14638825 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04180336 = queryNorm
            0.19345059 = fieldWeight in 5288, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5288)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    20. 1.2015 18:30:22
  11. Behnert, C.; Lewandowski, D.: ¬A framework for designing retrieval effectiveness studies of library information systems using human relevance assessments (2017) 0.01 
    0.0068693343 = product of:
  0.0137386685 = sum of:
    0.0137386685 = product of:
      0.027477337 = sum of:
        0.027477337 = weight(_text_:c in 3700) [ClassicSimilarity], result of:
          0.027477337 = score(doc=3700,freq=2.0), product of:
            0.14419673 = queryWeight, product of:
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.04180336 = queryNorm
            0.1905545 = fieldWeight in 3700, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.4494052 = idf(docFreq=3817, maxDocs=44218)
              0.0390625 = fieldNorm(doc=3700)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Authors

Years

Languages

Themes