-
Lewandowski, D.: Mit welchen Kennzahlen lässt sich die Qualität von Suchmaschinen messen? (2007)
0.03
0.025782794 = product of:
0.03867419 = sum of:
0.023212481 = weight(_text_:m in 378) [ClassicSimilarity], result of:
0.023212481 = score(doc=378,freq=4.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.23329206 = fieldWeight in 378, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.046875 = fieldNorm(doc=378)
0.015461708 = product of:
0.046385124 = sum of:
0.046385124 = weight(_text_:29 in 378) [ClassicSimilarity], result of:
0.046385124 = score(doc=378,freq=4.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.3297832 = fieldWeight in 378, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.046875 = fieldNorm(doc=378)
0.33333334 = coord(1/3)
0.6666667 = coord(2/3)
- Date
- 13. 5.2007 10:29:29
- Source
- Macht der Suchmaschinen: The Power of Search Engines. Hrsg.: Machill, M. u. M. Beiler
-
Haring, M.; Rudaev, A.; Lewandowski, D.: Google & Co. : wie die "Search Studies" an der HAW Hamburg unserem Nutzungsverhalten auf den Zahn fühlen: Blickpunkt angewandte Forschung (2022)
0.02
0.02430825 = product of:
0.036462374 = sum of:
0.021884937 = weight(_text_:m in 630) [ClassicSimilarity], result of:
0.021884937 = score(doc=630,freq=2.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.21994986 = fieldWeight in 630, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.0625 = fieldNorm(doc=630)
0.014577437 = product of:
0.04373231 = sum of:
0.04373231 = weight(_text_:29 in 630) [ClassicSimilarity], result of:
0.04373231 = score(doc=630,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.31092256 = fieldWeight in 630, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=630)
0.33333334 = coord(1/3)
0.6666667 = coord(2/3)
- Date
- 28. 1.2022 11:05:29
-
Lewandowski, D.: Alles nur noch Google? : Entwicklungen im Bereich der WWW-Suchmaschinen (2002)
0.02
0.019349162 = product of:
0.05804748 = sum of:
0.05804748 = product of:
0.08707122 = sum of:
0.04373231 = weight(_text_:29 in 997) [ClassicSimilarity], result of:
0.04373231 = score(doc=997,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.31092256 = fieldWeight in 997, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=997)
0.043338906 = weight(_text_:22 in 997) [ClassicSimilarity], result of:
0.043338906 = score(doc=997,freq=2.0), product of:
0.14001931 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039984617 = 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)
0.6666667 = coord(2/3)
0.33333334 = coord(1/3)
- Date
- 29. 9.2002 18:49:22
-
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)
0.01
0.007737494 = product of:
0.023212481 = sum of:
0.023212481 = weight(_text_:m in 5025) [ClassicSimilarity], result of:
0.023212481 = score(doc=5025,freq=4.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.23329206 = fieldWeight in 5025, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.046875 = fieldNorm(doc=5025)
0.33333334 = coord(1/3)
-
Lewandowski, D.: Web Information Retrieval : Technologien zur Informationssuche im Internet (2005)
0.01
0.0060770623 = product of:
0.0091155935 = sum of:
0.005471234 = weight(_text_:m in 3635) [ClassicSimilarity], result of:
0.005471234 = score(doc=3635,freq=2.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.054987464 = fieldWeight in 3635, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.015625 = fieldNorm(doc=3635)
0.0036443593 = product of:
0.010933078 = sum of:
0.010933078 = weight(_text_:29 in 3635) [ClassicSimilarity], result of:
0.010933078 = score(doc=3635,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.07773064 = fieldWeight in 3635, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.015625 = fieldNorm(doc=3635)
0.33333334 = coord(1/3)
0.6666667 = coord(2/3)
- Date
- 11. 2.2006 20:15:29
- Type
- m
-
Lewandowski, D.: Suchmaschinen verstehen (2018)
0.01
0.0054712347 = product of:
0.016413704 = sum of:
0.016413704 = weight(_text_:m in 4293) [ClassicSimilarity], result of:
0.016413704 = score(doc=4293,freq=2.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.1649624 = fieldWeight in 4293, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.046875 = fieldNorm(doc=4293)
0.33333334 = coord(1/3)
- Type
- m
-
Lewandowski, D.: Suchmaschinen verstehen (2015)
0.01
0.0054712347 = product of:
0.016413704 = sum of:
0.016413704 = weight(_text_:m in 337) [ClassicSimilarity], result of:
0.016413704 = score(doc=337,freq=2.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.1649624 = fieldWeight in 337, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.046875 = fieldNorm(doc=337)
0.33333334 = coord(1/3)
- Type
- m
-
Lewandowski, D.: Informationsarmut : sowohl ein quantitatives als auch ein qualitatives Problem (1999)
0.00
0.0048591457 = product of:
0.014577437 = sum of:
0.014577437 = product of:
0.04373231 = sum of:
0.04373231 = weight(_text_:29 in 3646) [ClassicSimilarity], result of:
0.04373231 = score(doc=3646,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.31092256 = fieldWeight in 3646, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=3646)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 23.10.1996 17:26:29
-
Lewandowski, D.: Wie können sich Bibliotheken gegenüber Wissenschaftssuchmaschinen positionieren? (2007)
0.00
0.0048591457 = product of:
0.014577437 = sum of:
0.014577437 = product of:
0.04373231 = sum of:
0.04373231 = weight(_text_:29 in 5112) [ClassicSimilarity], result of:
0.04373231 = score(doc=5112,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.31092256 = fieldWeight in 5112, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0625 = fieldNorm(doc=5112)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Source
- Wa(h)re Information: 29. Österreichischer Bibliothekartag Bregenz, 19.-23.9.2006. Hrsg.: Harald Weigel
-
Lewandowski, D.: Abfragesprachen und erweiterte Funktionen von WWW-Suchmaschinen (2004)
0.00
0.004815434 = product of:
0.014446302 = sum of:
0.014446302 = product of:
0.043338906 = sum of:
0.043338906 = weight(_text_:22 in 2314) [ClassicSimilarity], result of:
0.043338906 = score(doc=2314,freq=2.0), product of:
0.14001931 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039984617 = 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)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 28.11.2004 13:11:22
-
Lewandowski, D.: Query understanding (2011)
0.00
0.004815434 = product of:
0.014446302 = sum of:
0.014446302 = product of:
0.043338906 = sum of:
0.043338906 = weight(_text_:22 in 344) [ClassicSimilarity], result of:
0.043338906 = score(doc=344,freq=2.0), product of:
0.14001931 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039984617 = 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)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 18. 9.2018 18:22:18
-
Lewandowski, D.; Sünkler, S.; Kerkmann, F.: Are ads on Google search engine results pages labeled clearly enough? : the influence of knowledge on search ads on users' selection behaviour (2017)
0.00
0.0045593623 = product of:
0.013678086 = sum of:
0.013678086 = weight(_text_:m in 3567) [ClassicSimilarity], result of:
0.013678086 = score(doc=3567,freq=2.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.13746867 = fieldWeight in 3567, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.0390625 = fieldNorm(doc=3567)
0.33333334 = coord(1/3)
- Source
- Everything changes, everything stays the same? - Understanding information spaces : Proceedings of the 15th International Symposium of Information Science (ISI 2017), Berlin/Germany, 13th - 15th March 2017. Eds.: M. Gäde, V. Trkulja u. V. Petras
-
Lewandowski, D.: Suchmaschinen verstehen : 3. vollständig überarbeitete und erweiterte Aufl. (2021)
0.00
0.0045593623 = product of:
0.013678086 = sum of:
0.013678086 = weight(_text_:m in 4016) [ClassicSimilarity], result of:
0.013678086 = score(doc=4016,freq=2.0), product of:
0.099499665 = queryWeight, product of:
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.039984617 = queryNorm
0.13746867 = fieldWeight in 4016, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4884486 = idf(docFreq=9980, maxDocs=44218)
0.0390625 = fieldNorm(doc=4016)
0.33333334 = coord(1/3)
- Type
- m
-
Lewandowski, D.: Perspektiven eines Open Web Index (2016)
0.00
0.004251753 = product of:
0.012755258 = sum of:
0.012755258 = product of:
0.038265772 = sum of:
0.038265772 = weight(_text_:29 in 2935) [ClassicSimilarity], result of:
0.038265772 = score(doc=2935,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.27205724 = fieldWeight in 2935, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0546875 = fieldNorm(doc=2935)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 16. 5.2016 21:53:29
-
Lewandowski, D.: ¬Die Macht der Suchmaschinen und ihr Einfluss auf unsere Entscheidungen (2014)
0.00
0.0036115756 = product of:
0.0108347265 = sum of:
0.0108347265 = product of:
0.03250418 = sum of:
0.03250418 = weight(_text_:22 in 1491) [ClassicSimilarity], result of:
0.03250418 = score(doc=1491,freq=2.0), product of:
0.14001931 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039984617 = 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)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- 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)
0.00
0.0030096467 = product of:
0.0090289395 = sum of:
0.0090289395 = product of:
0.027086819 = sum of:
0.027086819 = weight(_text_:22 in 444) [ClassicSimilarity], result of:
0.027086819 = score(doc=444,freq=2.0), product of:
0.14001931 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039984617 = 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)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 30. 9.2012 19:27:22
-
Lewandowski, D.; Sünkler, S.: What does Google recommend when you want to compare insurance offerings? (2019)
0.00
0.0030096467 = product of:
0.0090289395 = sum of:
0.0090289395 = product of:
0.027086819 = sum of:
0.027086819 = weight(_text_:22 in 5288) [ClassicSimilarity], result of:
0.027086819 = score(doc=5288,freq=2.0), product of:
0.14001931 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039984617 = 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)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Date
- 20. 1.2015 18:30:22
-
Lewandowski, D.: Suchmaschine im Betriebssystem (2005)
0.00
0.0021258765 = product of:
0.006377629 = sum of:
0.006377629 = product of:
0.019132886 = sum of:
0.019132886 = weight(_text_:29 in 3438) [ClassicSimilarity], result of:
0.019132886 = score(doc=3438,freq=2.0), product of:
0.14065339 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.039984617 = queryNorm
0.13602862 = fieldWeight in 3438, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.02734375 = fieldNorm(doc=3438)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Source
- Password. 2005, H.6, S.29