Search (9 results, page 1 of 1)

Lewandowski, D.: Nachweis deutschsprachiger bibliotheks- und informationswissenschaftlicher Aufsätze in Google Scholar (2007) 0.03

0.032040868 = product of:
  0.064081736 = sum of:
    0.064081736 = product of:
      0.12816347 = sum of:
        0.12816347 = weight(_text_:2007 in 284) [ClassicSimilarity], result of:
          0.12816347 = score(doc=284,freq=5.0), product of:
            0.23215507 = queryWeight, product of:
              4.514535 = idf(docFreq=1315, maxDocs=44218)
              0.05142392 = queryNorm
            0.55205977 = fieldWeight in 284, product of:
              2.236068 = tf(freq=5.0), with freq of:
                5.0 = termFreq=5.0
              4.514535 = idf(docFreq=1315, maxDocs=44218)
              0.0546875 = fieldNorm(doc=284)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 58(2007) H.3, S.165-168
Year: 2007

Lewandowski, D.: Wie können sich Bibliotheken gegenüber Wissenschaftssuchmaschinen positionieren? (2007) 0.03

0.028364284 = product of:
  0.056728568 = sum of:
    0.056728568 = product of:
      0.113457136 = sum of:
        0.113457136 = weight(_text_:2007 in 5112) [ClassicSimilarity], result of:
          0.113457136 = score(doc=5112,freq=3.0), product of:
            0.23215507 = queryWeight, product of:
              4.514535 = idf(docFreq=1315, maxDocs=44218)
              0.05142392 = queryNorm
            0.48871273 = fieldWeight in 5112, product of:
              1.7320508 = tf(freq=3.0), with freq of:
                3.0 = termFreq=3.0
              4.514535 = idf(docFreq=1315, maxDocs=44218)
              0.0625 = fieldNorm(doc=5112)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Year: 2007

Lewandowski, D.: Mit welchen Kennzahlen lässt sich die Qualität von Suchmaschinen messen? (2007) 0.02

0.021273213 = product of:
  0.042546425 = sum of:
    0.042546425 = product of:
      0.08509285 = sum of:
        0.08509285 = weight(_text_:2007 in 378) [ClassicSimilarity], result of:
          0.08509285 = score(doc=378,freq=3.0), product of:
            0.23215507 = queryWeight, product of:
              4.514535 = idf(docFreq=1315, maxDocs=44218)
              0.05142392 = queryNorm
            0.36653453 = fieldWeight in 378, product of:
              1.7320508 = tf(freq=3.0), with freq of:
                3.0 = termFreq=3.0
              4.514535 = idf(docFreq=1315, maxDocs=44218)
              0.046875 = fieldNorm(doc=378)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Year: 2007

Lewandowski, D.: Alles nur noch Google? : Entwicklungen im Bereich der WWW-Suchmaschinen (2002) 0.01

0.013934462 = product of:
  0.027868925 = sum of:
    0.027868925 = product of:
      0.05573785 = sum of:
        0.05573785 = weight(_text_:22 in 997) [ClassicSimilarity], result of:
          0.05573785 = score(doc=997,freq=2.0), product of:
            0.1800778 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05142392 = 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

Lewandowski, D.: Abfragesprachen und erweiterte Funktionen von WWW-Suchmaschinen (2004) 0.01

0.013934462 = product of:
  0.027868925 = sum of:
    0.027868925 = product of:
      0.05573785 = sum of:
        0.05573785 = weight(_text_:22 in 2314) [ClassicSimilarity], result of:
          0.05573785 = score(doc=2314,freq=2.0), product of:
            0.1800778 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05142392 = 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

Lewandowski, D.: Query understanding (2011) 0.01

0.013934462 = product of:
  0.027868925 = sum of:
    0.027868925 = product of:
      0.05573785 = sum of:
        0.05573785 = weight(_text_:22 in 344) [ClassicSimilarity], result of:
          0.05573785 = score(doc=344,freq=2.0), product of:
            0.1800778 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05142392 = 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

Lewandowski, D.: ¬Die Macht der Suchmaschinen und ihr Einfluss auf unsere Entscheidungen (2014) 0.01

0.0104508465 = product of:
  0.020901693 = sum of:
    0.020901693 = product of:
      0.041803386 = sum of:
        0.041803386 = weight(_text_:22 in 1491) [ClassicSimilarity], result of:
          0.041803386 = score(doc=1491,freq=2.0), product of:
            0.1800778 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05142392 = 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

Lewandowski, D.; Spree, U.: Ranking of Wikipedia articles in search engines revisited : fair ranking for reasonable quality? (2011) 0.01

0.00870904 = product of:
  0.01741808 = sum of:
    0.01741808 = product of:
      0.03483616 = sum of:
        0.03483616 = weight(_text_:22 in 444) [ClassicSimilarity], result of:
          0.03483616 = score(doc=444,freq=2.0), product of:
            0.1800778 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05142392 = 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

Lewandowski, D.; Sünkler, S.: What does Google recommend when you want to compare insurance offerings? (2019) 0.01

0.00870904 = product of:
  0.01741808 = sum of:
    0.01741808 = product of:
      0.03483616 = sum of:
        0.03483616 = weight(_text_:22 in 5288) [ClassicSimilarity], result of:
          0.03483616 = score(doc=5288,freq=2.0), product of:
            0.1800778 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.05142392 = 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

Search (9 results, page 1 of 1)

Authors

Years

Languages