Beall, J.; Kafadar, K.: Measuring typographical errors' impact on retrieval in bibliographic databases (2007)
0.01
0.0050334693 = product of:
0.010066939 = sum of:
0.010066939 = product of:
0.030200815 = sum of:
0.030200815 = weight(_text_:j in 261) [ClassicSimilarity], result of:
0.030200815 = score(doc=261,freq=2.0), product of:
0.14337628 = queryWeight, product of:
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.045122404 = queryNorm
0.21064025 = fieldWeight in 261, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.1774964 = idf(docFreq=5010, maxDocs=44218)
0.046875 = fieldNorm(doc=261)
0.33333334 = coord(1/3)
0.5 = coord(1/2)