Search (13 results, page 1 of 1)

Lewandowski, D.: Query understanding (2011) 0.03

0.027370533 = product of:
  0.054741066 = sum of:
    0.054741066 = sum of:
      0.004812876 = weight(_text_:s in 344) [ClassicSimilarity], result of:
        0.004812876 = score(doc=344,freq=2.0), product of:
          0.05008241 = queryWeight, product of:
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.046063907 = queryNorm
          0.09609913 = fieldWeight in 344, 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=344)
      0.04992819 = weight(_text_:22 in 344) [ClassicSimilarity], result of:
        0.04992819 = score(doc=344,freq=2.0), product of:
          0.16130796 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.046063907 = 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)

Date: 18. 9.2018 18:22:18
Pages: S.55-75

Lewandowski, D.: ¬Die Macht der Suchmaschinen und ihr Einfluss auf unsere Entscheidungen (2014) 0.02

0.0205279 = product of:
  0.0410558 = sum of:
    0.0410558 = sum of:
      0.003609657 = weight(_text_:s in 1491) [ClassicSimilarity], result of:
        0.003609657 = score(doc=1491,freq=2.0), product of:
          0.05008241 = queryWeight, product of:
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.046063907 = queryNorm
          0.072074346 = fieldWeight in 1491, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            1.0872376 = idf(docFreq=40523, maxDocs=44218)
            0.046875 = fieldNorm(doc=1491)
      0.03744614 = weight(_text_:22 in 1491) [ClassicSimilarity], result of:
        0.03744614 = score(doc=1491,freq=2.0), product of:
          0.16130796 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.046063907 = 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)

Date: 22. 9.2014 18:54:11
Source: Information - Wissenschaft und Praxis. 65(2014) H.4/5, S.231-238

Lewandowski, D.; Spree, U.: ¬Die Forschungsgruppe Search Studies an der HAW Hamburg (2019) 0.00

0.0018048285 = product of:
  0.003609657 = sum of:
    0.003609657 = product of:
      0.007219314 = sum of:
        0.007219314 = weight(_text_:s in 5021) [ClassicSimilarity], result of:
          0.007219314 = score(doc=5021,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.14414869 = fieldWeight in 5021, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.09375 = fieldNorm(doc=5021)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 70(2019) H.1, S.1-2

Lewandowski, D.: Suchmaschinen (2013) 0.00

0.0015040238 = product of:
  0.0030080476 = sum of:
    0.0030080476 = product of:
      0.006016095 = sum of:
        0.006016095 = weight(_text_:s in 731) [ClassicSimilarity], result of:
          0.006016095 = score(doc=731,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.120123915 = fieldWeight in 731, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.078125 = fieldNorm(doc=731)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Pages: S.495-508

Lewandowski, D.; Sünkler, S.; Hanisch, F.: Anzeigenkennzeichnung auf Suchergebnisseiten : Empirische Ergebnisse und Implikationen für die Forschung (2019) 0.00

0.0012762066 = product of:
  0.0025524131 = sum of:
    0.0025524131 = product of:
      0.0051048263 = sum of:
        0.0051048263 = weight(_text_:s in 5022) [ClassicSimilarity], result of:
          0.0051048263 = score(doc=5022,freq=4.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.101928525 = fieldWeight in 5022, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=5022)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 70(2019) H.1, S.3-14

Lewandowski, D.; Krewinkel, A.; Gleissner, M.; Osterode, D.; Tolg, B.; Holle, M.; Sünkler, S.: Entwicklung und Anwendung einer Software zur automatisierten Kontrolle des Lebensmittelmarktes im Internet mit informationswissenschaftlichen Methoden (2019) 0.00

0.0012762066 = product of:
  0.0025524131 = sum of:
    0.0025524131 = product of:
      0.0051048263 = sum of:
        0.0051048263 = weight(_text_:s in 5025) [ClassicSimilarity], result of:
          0.0051048263 = score(doc=5025,freq=4.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.101928525 = fieldWeight in 5025, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=5025)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 70(2019) H.1, S.33-45

Lewandowski, D.; Sünkler, S.: ¬Das Relevance Assessment Tool : eine modulare Software zur Unterstützung bei der Durchführung vielfältiger Studien mit Suchmaschinen (2019) 0.00

0.0012762066 = product of:
  0.0025524131 = sum of:
    0.0025524131 = product of:
      0.0051048263 = sum of:
        0.0051048263 = weight(_text_:s in 5026) [ClassicSimilarity], result of:
          0.0051048263 = score(doc=5026,freq=4.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.101928525 = fieldWeight in 5026, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=5026)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 70(2019) H.1, S.46-56

Lewandowski, D.: Evaluierung von Suchmaschinen (2011) 0.00

0.001203219 = product of:
  0.002406438 = sum of:
    0.002406438 = product of:
      0.004812876 = sum of:
        0.004812876 = weight(_text_:s in 349) [ClassicSimilarity], result of:
          0.004812876 = score(doc=349,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.09609913 = fieldWeight in 349, 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=349)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Pages: S.203-228

Lewandowski, D.: Perspektiven eines Open Web Index (2016) 0.00

0.0010528166 = product of:
  0.0021056333 = sum of:
    0.0021056333 = product of:
      0.0042112665 = sum of:
        0.0042112665 = weight(_text_:s in 2935) [ClassicSimilarity], result of:
          0.0042112665 = score(doc=2935,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.08408674 = fieldWeight in 2935, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0546875 = fieldNorm(doc=2935)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 67(2016) H.1, S.15-21

Behnert, C.; Plassmeier, K.; Borst, T.; Lewandowski, D.: Evaluierung von Rankingverfahren für bibliothekarische Informationssysteme (2019) 0.00

0.0010528166 = product of:
  0.0021056333 = sum of:
    0.0021056333 = product of:
      0.0042112665 = sum of:
        0.0042112665 = weight(_text_:s in 5023) [ClassicSimilarity], result of:
          0.0042112665 = score(doc=5023,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.08408674 = fieldWeight in 5023, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0546875 = fieldNorm(doc=5023)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Source: Information - Wissenschaft und Praxis. 70(2019) H.1, S.14-23

Lewandowski, D.: Suchmaschinen verstehen (2018) 0.00

9.0241426E-4 = product of:
  0.0018048285 = sum of:
    0.0018048285 = product of:
      0.003609657 = sum of:
        0.003609657 = weight(_text_:s in 4293) [ClassicSimilarity], result of:
          0.003609657 = score(doc=4293,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.072074346 = fieldWeight in 4293, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=4293)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Pages: XI, 335 S

Lewandowski, D.: Suchmaschinen verstehen (2015) 0.00

9.0241426E-4 = product of:
  0.0018048285 = sum of:
    0.0018048285 = product of:
      0.003609657 = sum of:
        0.003609657 = weight(_text_:s in 337) [ClassicSimilarity], result of:
          0.003609657 = score(doc=337,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.072074346 = fieldWeight in 337, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046875 = fieldNorm(doc=337)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Pages: XII, 382 S

Lewandowski, D.: ¬Die Informationswissenschaft hat ein strukturelles, kein inhaltliches Problem : Ein Sechs-Punkte-Programm, um aus dem Status eines kleinen Faches herauszukommen (2019) 0.00
```
6.016095E-4 = product of:
  0.001203219 = sum of:
    0.001203219 = product of:
      0.002406438 = sum of:
        0.002406438 = weight(_text_:s in 5666) [ClassicSimilarity], result of:
          0.002406438 = score(doc=5666,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.048049565 = fieldWeight in 5666, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.03125 = fieldNorm(doc=5666)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
```
Content

Vgl. auch die Stellungnahme von W. Bredemeier in: Open Password. Nr.676 vom 10.12.2019 u.d.T.: Fehlende Theorie und fehlender Bezugsrahmen auch bei "Human Recorded Information": Fahrlässige Aufgabe des einzigen Alleinstellungsmerkmals, den die Disziplin von vornherein hatte, Die Informationswissenschaft als Hügellandschaft mit "Stand-alone-USPs" [https://www.password-online.de/?wysija-page=1&controller=email&action=view&email_id=833&wysijap=subscriptions&user_id=1045]. Vgl. auch den Bericht über die Berliner Tagung von Stefan Hauff-Hartwig in: Bibliotheksdienst 54(2020) H.1, S.27- . Vgl. auch die Erwiderung: Jörs, B.: Wider eine Überschätzung der gegenwärtigen Leistungen der deutschsprachigen Informationswissenschaft: Keine fehlende Fundierung? Doch mit gesellschaftlicher Relevanz ausgestattet?. Bernd Jörs antwortet Dirk Lewandowski. In: Open Password. Nr. 691 vom 21.01.2020, [https://www.password- online.de/?mailpoet_router&endpoint=view_in_browser&action=view&data=WzksMCw2MjY0LCIxMjF0dWVibnVuczBra2dnY2d3d2c0ODB3ODgwazRzYyIsOCwwXQ].

Search (13 results, page 1 of 1)

Authors

Types

Themes

Classifications