Salton, G.: Automatic text processing : the transformation, analysis, and retrieval of information by computer (1989)
0.06
0.06094873 = product of:
0.12189746 = sum of:
0.12189746 = product of:
0.24379492 = sum of:
0.24379492 = weight(_text_:201 in 1307) [ClassicSimilarity], result of:
0.24379492 = score(doc=1307,freq=2.0), product of:
0.34155223 = queryWeight, product of:
6.4604454 = idf(docFreq=187, maxDocs=44218)
0.052868217 = queryNorm
0.7137852 = fieldWeight in 1307, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.4604454 = idf(docFreq=187, maxDocs=44218)
0.078125 = fieldNorm(doc=1307)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Isbn
- 0-201-12227-8