-
Machill, M.; Beiler, M.; Neumann, U.: Leistungsfähigkeit von wissenschaftlichen Suchmaschinen. : ein Experiment am Beispiel von Google Scholar (2007)
0.01
0.008990077 = product of:
0.044950385 = sum of:
0.044950385 = weight(_text_:u in 389) [ClassicSimilarity], result of:
0.044950385 = score(doc=389,freq=4.0), product of:
0.14642814 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.04471847 = queryNorm
0.30697915 = fieldWeight in 389, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=389)
0.2 = coord(1/5)
- Source
- Macht der Suchmaschinen: The Power of Search Engines. Hrsg.: Machill, M. u. M. Beiler
-
Machill, M.; Beiler, M.; Zenker, M.: Suchmaschinenforschung : Überblick und Systematisierung eines interdisziplinären Forschungsfeldes (2007)
0.01
0.0063569443 = product of:
0.03178472 = sum of:
0.03178472 = weight(_text_:u in 370) [ClassicSimilarity], result of:
0.03178472 = score(doc=370,freq=2.0), product of:
0.14642814 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.04471847 = queryNorm
0.21706703 = fieldWeight in 370, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=370)
0.2 = coord(1/5)
- Source
- Macht der Suchmaschinen: The Power of Search Engines. Hrsg.: Machill, M. u. M. Beiler
-
Machill, M.; Neuberger, C.; Schweiger, W.; Wirth, W.: Wegweiser im Netz : Qualität und Nutzung von Suchmaschinen (2004)
0.00
0.004237963 = product of:
0.021189814 = sum of:
0.021189814 = weight(_text_:u in 4093) [ClassicSimilarity], result of:
0.021189814 = score(doc=4093,freq=2.0), product of:
0.14642814 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.04471847 = queryNorm
0.14471136 = fieldWeight in 4093, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.03125 = fieldNorm(doc=4093)
0.2 = coord(1/5)
- Source
- Wegweiser im Netz: Qualität und Nutzung von Suchmaschinen. 3. Aufl. Hrsg.: M. Machill u. C. Welp