Keßler, C.; Schweitzer, R.: Suchen, was Google nicht findet : Wie sollte ein Recherche-Portal für Oberstufenschüler aussehen? Eine Umfrage gibt Aufschluss (2011)
0.02
0.024824068 = product of:
0.049648136 = sum of:
0.049648136 = product of:
0.074472204 = sum of:
0.049034666 = weight(_text_:c in 137) [ClassicSimilarity], result of:
0.049034666 = score(doc=137,freq=2.0), product of:
0.18380444 = queryWeight, product of:
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.053285837 = queryNorm
0.2667763 = fieldWeight in 137, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4494052 = idf(docFreq=3817, maxDocs=44218)
0.0546875 = fieldNorm(doc=137)
0.02543754 = weight(_text_:h in 137) [ClassicSimilarity], result of:
0.02543754 = score(doc=137,freq=2.0), product of:
0.13238595 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.053285837 = queryNorm
0.19214681 = fieldWeight in 137, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.0546875 = fieldNorm(doc=137)
0.6666667 = coord(2/3)
0.5 = coord(1/2)
- Source
- BuB. 63(2011) H.7/8, S.539-544