Document (#38160)

Author

Griesbaum, J.
Rittberger, M.
Bekavac, B.

Title

Deutsche Suchmaschinen im Vergleich : AltaVista.de, Fireball.de, Google.de und Lycos.de

Source

Information und Mobilität: Optimierung und Vermeidung von Mobilität durch Information. Proceedings des 8. Internationalen Symposiums für Informationswissenschaft (ISI 2002), 7.-10.10.2002, Regensburg. Hrsg.: Rainer Hammwöhner, Christian Wolff, Christa Womser-Hacker

Imprint

Konstanz : UVK

Year

2002

Pages

S.201-223

Footnote

Unter: http://www.inf.uni-konstanz.de/~griesbau/texte.html elektronisch als Volltext (PDF 500 KB), Präsentation (PDF 460 KB)

Theme

Suchmaschinen
Retrievalstudien

Object

AltaVista
Fireball
Google
Lycos

Similar documents (author)

1. Griesbaum, J.; Bekavac, B.: Von der Kommerzialisierung bis zum Deep Web : Problemfelder der Internetsuche (2004) 3.54

   3.542628 = sum of:
     3.542628 = product of:
       5.313942 = sum of:
         2.3097363 = weight(author_txt:griesbaum in 4666) [ClassicSimilarity], result of:
           2.3097363 = score(doc=4666,freq=1.0), product of:
             0.5422659 = queryWeight, product of:
               1.0048151 = boost
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.06334991 = queryNorm
             4.2594166 = fieldWeight in 4666, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.5 = fieldNorm(doc=4666)
         3.004206 = weight(author_txt:bekavac in 4666) [ClassicSimilarity], result of:
           3.004206 = score(doc=4666,freq=1.0), product of:
             0.6461358 = queryWeight, product of:
               1.0968366 = boost
               9.298992 = idf(docFreq=10, maxDocs=44218)
               0.06334991 = queryNorm
             4.649496 = fieldWeight in 4666, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               9.298992 = idf(docFreq=10, maxDocs=44218)
               0.5 = fieldNorm(doc=4666)
       0.6666667 = coord(2/3)
   

2. Bekavac, B.; Rittberger, M.: Kontextsensitive Visualisierung von Suchergebnissen (1997) 3.52

   3.5205975 = sum of:
     3.5205975 = product of:
       5.280896 = sum of:
         2.2766905 = weight(author_txt:rittberger in 742) [ClassicSimilarity], result of:
           2.2766905 = score(doc=742,freq=1.0), product of:
             0.53708124 = queryWeight, product of:
               8.478011 = idf(docFreq=24, maxDocs=44218)
               0.06334991 = queryNorm
             4.2390056 = fieldWeight in 742, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.478011 = idf(docFreq=24, maxDocs=44218)
               0.5 = fieldNorm(doc=742)
         3.004206 = weight(author_txt:bekavac in 742) [ClassicSimilarity], result of:
           3.004206 = score(doc=742,freq=1.0), product of:
             0.6461358 = queryWeight, product of:
               1.0968366 = boost
               9.298992 = idf(docFreq=10, maxDocs=44218)
               0.06334991 = queryNorm
             4.649496 = fieldWeight in 742, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               9.298992 = idf(docFreq=10, maxDocs=44218)
               0.5 = fieldNorm(doc=742)
       0.6666667 = coord(2/3)
   

3. Griesbaum, J.; Rittberger, M.: ¬A collaborative lecture in information retrieval for students at universities in Germany and Switzerland (2005) 3.06

   3.057618 = sum of:
     3.057618 = product of:
       4.5864267 = sum of:
         2.2766905 = weight(author_txt:rittberger in 4356) [ClassicSimilarity], result of:
           2.2766905 = score(doc=4356,freq=1.0), product of:
             0.53708124 = queryWeight, product of:
               8.478011 = idf(docFreq=24, maxDocs=44218)
               0.06334991 = queryNorm
             4.2390056 = fieldWeight in 4356, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.478011 = idf(docFreq=24, maxDocs=44218)
               0.5 = fieldNorm(doc=4356)
         2.3097363 = weight(author_txt:griesbaum in 4356) [ClassicSimilarity], result of:
           2.3097363 = score(doc=4356,freq=1.0), product of:
             0.5422659 = queryWeight, product of:
               1.0048151 = boost
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.06334991 = queryNorm
             4.2594166 = fieldWeight in 4356, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.5 = fieldNorm(doc=4356)
       0.6666667 = coord(2/3)
   

4. Kuhlen, R.; Bekavac, B.; Griesbaum, J.; Schütz, T.; Semar, W.: ENFORUM, ein Instrument des Wissensmanagements in Forschung und Ausbildung im Informationswesen (2002) 2.21

   2.2141426 = sum of:
     2.2141426 = product of:
       3.3212137 = sum of:
         1.4435852 = weight(author_txt:griesbaum in 928) [ClassicSimilarity], result of:
           1.4435852 = score(doc=928,freq=1.0), product of:
             0.5422659 = queryWeight, product of:
               1.0048151 = boost
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.06334991 = queryNorm
             2.6621354 = fieldWeight in 928, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.3125 = fieldNorm(doc=928)
         1.8776287 = weight(author_txt:bekavac in 928) [ClassicSimilarity], result of:
           1.8776287 = score(doc=928,freq=1.0), product of:
             0.6461358 = queryWeight, product of:
               1.0968366 = boost
               9.298992 = idf(docFreq=10, maxDocs=44218)
               0.06334991 = queryNorm
             2.905935 = fieldWeight in 928, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               9.298992 = idf(docFreq=10, maxDocs=44218)
               0.3125 = fieldNorm(doc=928)
       0.6666667 = coord(2/3)
   

5. Griesbaum, J.; Mahrholz, N.; Kiedrowski, K. von Löwe; Rittberger, M.: Knowledge generation in online forums : a case study in the German educational domain (2015) 1.91

   1.9110111 = sum of:
     1.9110111 = product of:
       2.8665166 = sum of:
         1.4229316 = weight(author_txt:rittberger in 4440) [ClassicSimilarity], result of:
           1.4229316 = score(doc=4440,freq=1.0), product of:
             0.53708124 = queryWeight, product of:
               8.478011 = idf(docFreq=24, maxDocs=44218)
               0.06334991 = queryNorm
             2.6493785 = fieldWeight in 4440, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.478011 = idf(docFreq=24, maxDocs=44218)
               0.3125 = fieldNorm(doc=4440)
         1.4435852 = weight(author_txt:griesbaum in 4440) [ClassicSimilarity], result of:
           1.4435852 = score(doc=4440,freq=1.0), product of:
             0.5422659 = queryWeight, product of:
               1.0048151 = boost
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.06334991 = queryNorm
             2.6621354 = fieldWeight in 4440, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.518833 = idf(docFreq=23, maxDocs=44218)
               0.3125 = fieldNorm(doc=4440)
       0.6666667 = coord(2/3)
   

Similar documents (content)

1. Guggenheim, E.; Bar-Ilan, E.: Tauglichkeit von Suchmaschinen für deutschsprachige Abfragen (2005) 1.49

   1.4937539 = sum of:
     1.4937539 = sum of:
       0.30365592 = weight(abstract_txt:deutsche in 3188) [ClassicSimilarity], result of:
         0.30365592 = score(doc=3188,freq=1.0), product of:
           0.49162516 = queryWeight, product of:
             5.647154 = idf(docFreq=423, maxDocs=44218)
             0.08705716 = queryNorm
           0.6176574 = fieldWeight in 3188, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.647154 = idf(docFreq=423, maxDocs=44218)
             0.109375 = fieldNorm(doc=3188)
       0.6875868 = weight(abstract_txt:suchmaschinen in 3188) [ClassicSimilarity], result of:
         0.6875868 = score(doc=3188,freq=4.0), product of:
           0.5340451 = queryWeight, product of:
             1.04225 = boost
             5.885746 = idf(docFreq=333, maxDocs=44218)
             0.08705716 = queryNorm
           1.2875069 = fieldWeight in 3188, product of:
             2.0 = tf(freq=4.0), with freq of:
               4.0 = termFreq=4.0
             5.885746 = idf(docFreq=333, maxDocs=44218)
             0.109375 = fieldNorm(doc=3188)
       0.5025112 = weight(abstract_txt:vergleich in 3188) [ClassicSimilarity], result of:
         0.5025112 = score(doc=3188,freq=1.0), product of:
           0.68782306 = queryWeight, product of:
             1.1828272 = boost
             6.6796074 = idf(docFreq=150, maxDocs=44218)
             0.08705716 = queryNorm
           0.73058206 = fieldWeight in 3188, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.6796074 = idf(docFreq=150, maxDocs=44218)
             0.109375 = fieldNorm(doc=3188)
   

2. Volltextindexierung von Online-Dissertationen (2006) 0.75

   0.75224113 = sum of:
     0.75224113 = product of:
       1.1283617 = sum of:
         0.4337942 = weight(abstract_txt:deutsche in 4874) [ClassicSimilarity], result of:
           0.4337942 = score(doc=4874,freq=1.0), product of:
             0.49162516 = queryWeight, product of:
               5.647154 = idf(docFreq=423, maxDocs=44218)
               0.08705716 = queryNorm
             0.8823678 = fieldWeight in 4874, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.647154 = idf(docFreq=423, maxDocs=44218)
               0.15625 = fieldNorm(doc=4874)
         0.6945675 = weight(abstract_txt:suchmaschinen in 4874) [ClassicSimilarity], result of:
           0.6945675 = score(doc=4874,freq=2.0), product of:
             0.5340451 = queryWeight, product of:
               1.04225 = boost
               5.885746 = idf(docFreq=333, maxDocs=44218)
               0.08705716 = queryNorm
             1.3005784 = fieldWeight in 4874, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.885746 = idf(docFreq=333, maxDocs=44218)
               0.15625 = fieldNorm(doc=4874)
       0.6666667 = coord(2/3)
   

3. Ganslmayer, K.: Per Mausklick zum Wissen der Welt : Chip Test & Technik: Lexika Online vs. Offline (2005) 0.66

   0.6571203 = sum of:
     0.6571203 = sum of:
       0.17351769 = weight(abstract_txt:deutsche in 3996) [ClassicSimilarity], result of:
         0.17351769 = score(doc=3996,freq=1.0), product of:
           0.49162516 = queryWeight, product of:
             5.647154 = idf(docFreq=423, maxDocs=44218)
             0.08705716 = queryNorm
           0.35294712 = fieldWeight in 3996, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.647154 = idf(docFreq=423, maxDocs=44218)
             0.0625 = fieldNorm(doc=3996)
       0.19645336 = weight(abstract_txt:suchmaschinen in 3996) [ClassicSimilarity], result of:
         0.19645336 = score(doc=3996,freq=1.0), product of:
           0.5340451 = queryWeight, product of:
             1.04225 = boost
             5.885746 = idf(docFreq=333, maxDocs=44218)
             0.08705716 = queryNorm
           0.36785913 = fieldWeight in 3996, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.885746 = idf(docFreq=333, maxDocs=44218)
             0.0625 = fieldNorm(doc=3996)
       0.28714925 = weight(abstract_txt:vergleich in 3996) [ClassicSimilarity], result of:
         0.28714925 = score(doc=3996,freq=1.0), product of:
           0.68782306 = queryWeight, product of:
             1.1828272 = boost
             6.6796074 = idf(docFreq=150, maxDocs=44218)
             0.08705716 = queryNorm
           0.41747546 = fieldWeight in 3996, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             6.6796074 = idf(docFreq=150, maxDocs=44218)
             0.0625 = fieldNorm(doc=3996)
   

4. Heinz, M.; Voigt, H.: Aufbau einer Suchmaschine für ein Forschungsinstitut : Aufgabe für die Bibliothek? (2000) 0.64

   0.6448035 = sum of:
     0.6448035 = product of:
       0.9672052 = sum of:
         0.39290673 = weight(abstract_txt:suchmaschinen in 5234) [ClassicSimilarity], result of:
           0.39290673 = score(doc=5234,freq=1.0), product of:
             0.5340451 = queryWeight, product of:
               1.04225 = boost
               5.885746 = idf(docFreq=333, maxDocs=44218)
               0.08705716 = queryNorm
             0.73571825 = fieldWeight in 5234, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.885746 = idf(docFreq=333, maxDocs=44218)
               0.125 = fieldNorm(doc=5234)
         0.5742985 = weight(abstract_txt:vergleich in 5234) [ClassicSimilarity], result of:
           0.5742985 = score(doc=5234,freq=1.0), product of:
             0.68782306 = queryWeight, product of:
               1.1828272 = boost
               6.6796074 = idf(docFreq=150, maxDocs=44218)
               0.08705716 = queryNorm
             0.8349509 = fieldWeight in 5234, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.6796074 = idf(docFreq=150, maxDocs=44218)
               0.125 = fieldNorm(doc=5234)
       0.6666667 = coord(2/3)
   

5. Beck, C.: Primo gegen Google Scholar : benutzerfreundliches Discovery 10 Jahre später (2018) 0.64

   0.6448035 = sum of:
     0.6448035 = product of:
       0.9672052 = sum of:
         0.39290673 = weight(abstract_txt:suchmaschinen in 5196) [ClassicSimilarity], result of:
           0.39290673 = score(doc=5196,freq=1.0), product of:
             0.5340451 = queryWeight, product of:
               1.04225 = boost
               5.885746 = idf(docFreq=333, maxDocs=44218)
               0.08705716 = queryNorm
             0.73571825 = fieldWeight in 5196, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.885746 = idf(docFreq=333, maxDocs=44218)
               0.125 = fieldNorm(doc=5196)
         0.5742985 = weight(abstract_txt:vergleich in 5196) [ClassicSimilarity], result of:
           0.5742985 = score(doc=5196,freq=1.0), product of:
             0.68782306 = queryWeight, product of:
               1.1828272 = boost
               6.6796074 = idf(docFreq=150, maxDocs=44218)
               0.08705716 = queryNorm
             0.8349509 = fieldWeight in 5196, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.6796074 = idf(docFreq=150, maxDocs=44218)
               0.125 = fieldNorm(doc=5196)
       0.6666667 = coord(2/3)