-
Blair, D.C.; Maron, M.E.: ¬An evaluation of retrieval effectiveness for a full-text document-retrieval system (1985)
0.00
0.0030239774 = product of:
0.006047955 = sum of:
0.006047955 = product of:
0.01209591 = sum of:
0.01209591 = weight(_text_:e in 1345) [ClassicSimilarity], result of:
0.01209591 = score(doc=1345,freq=2.0), product of:
0.07616667 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.052990302 = queryNorm
0.15880844 = fieldWeight in 1345, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.078125 = fieldNorm(doc=1345)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Blair, D.C.; Maron, M.E.: Full-text information retrieval : further analysis and clarification (1990)
0.00
0.0024191819 = product of:
0.0048383637 = sum of:
0.0048383637 = product of:
0.0096767275 = sum of:
0.0096767275 = weight(_text_:e in 2046) [ClassicSimilarity], result of:
0.0096767275 = score(doc=2046,freq=2.0), product of:
0.07616667 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.052990302 = queryNorm
0.12704675 = fieldWeight in 2046, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=2046)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Blair, D.C.: Full text retrieval : Evaluation and implications (1986)
0.00
0.0018143863 = product of:
0.0036287727 = sum of:
0.0036287727 = product of:
0.0072575454 = sum of:
0.0072575454 = weight(_text_:e in 2047) [ClassicSimilarity], result of:
0.0072575454 = score(doc=2047,freq=2.0), product of:
0.07616667 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.052990302 = queryNorm
0.09528506 = fieldWeight in 2047, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=2047)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e