CD-ROM reviews 1987-1990 : optical product reviews from CD-ROM librarian (1991)
0.29
0.28594238 = product of:
0.7148559 = sum of:
0.33843306 = weight(_text_:compact in 800) [ClassicSimilarity], result of:
0.33843306 = score(doc=800,freq=4.0), product of:
0.28613505 = queryWeight, product of:
7.5697527 = idf(docFreq=61, maxDocs=44218)
0.037799787 = queryNorm
1.1827738 = fieldWeight in 800, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
7.5697527 = idf(docFreq=61, maxDocs=44218)
0.078125 = fieldNorm(doc=800)
0.37642282 = weight(_text_:discs in 800) [ClassicSimilarity], result of:
0.37642282 = score(doc=800,freq=4.0), product of:
0.30176762 = queryWeight, product of:
7.983315 = idf(docFreq=40, maxDocs=44218)
0.037799787 = queryNorm
1.247393 = fieldWeight in 800, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
7.983315 = idf(docFreq=40, maxDocs=44218)
0.078125 = fieldNorm(doc=800)
0.4 = coord(2/5)
- COMPASS
- Libraries / Use of / Compact discs (Computers)
- Subject
- Libraries / Use of / Compact discs (Computers)
