-
Belkin, N.J.; Croft, W.B.: Retrieval techniques (1987)
0.03
0.02533477 = product of:
0.06333692 = sum of:
0.018058153 = weight(_text_:of in 334) [ClassicSimilarity], result of:
0.018058153 = score(doc=334,freq=2.0), product of:
0.06532493 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.04177434 = queryNorm
0.27643585 = fieldWeight in 334, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.125 = fieldNorm(doc=334)
0.045278773 = product of:
0.090557545 = sum of:
0.090557545 = weight(_text_:22 in 334) [ClassicSimilarity], result of:
0.090557545 = score(doc=334,freq=2.0), product of:
0.14628662 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04177434 = queryNorm
0.61904186 = fieldWeight in 334, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=334)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Source
- Annual review of information science and technology. 22(1987), S.109-145
-
Croft, W.B.: Automatic indexing : file organization and display for information retrieval (1989)
0.01
0.0050474075 = product of:
0.025237037 = sum of:
0.025237037 = weight(_text_:of in 2412) [ClassicSimilarity], result of:
0.025237037 = score(doc=2412,freq=10.0), product of:
0.06532493 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.04177434 = queryNorm
0.38633084 = fieldWeight in 2412, product of:
3.1622777 = tf(freq=10.0), with freq of:
10.0 = termFreq=10.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=2412)
0.2 = coord(1/5)
- Source
- Indexing: the state of our knowledge and the state of our ignorance. Proceedings of the 20th Annual Meeting of the American Society of Indexers, New York City, May 13, 1988. Ed.: B.H. Weinberg
-
Croft, W.B.; Thompson, R.H.: I3R: a new approach to the desing of document retrieval systems (1987)
0.00
0.004469165 = product of:
0.022345824 = sum of:
0.022345824 = weight(_text_:of in 3898) [ClassicSimilarity], result of:
0.022345824 = score(doc=3898,freq=4.0), product of:
0.06532493 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.04177434 = queryNorm
0.34207192 = fieldWeight in 3898, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.109375 = fieldNorm(doc=3898)
0.2 = coord(1/5)
- Source
- Journal of the American Society for Information Science. 38(1987), S.389-404
-
Croft, W.B.; Thompson, R.H.: Support for browsing in an intelligent text retrieval system (1989)
0.00
0.0031601768 = product of:
0.015800884 = sum of:
0.015800884 = weight(_text_:of in 5004) [ClassicSimilarity], result of:
0.015800884 = score(doc=5004,freq=2.0), product of:
0.06532493 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.04177434 = queryNorm
0.24188137 = fieldWeight in 5004, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.109375 = fieldNorm(doc=5004)
0.2 = coord(1/5)
- Source
- International journal of man-machine studies. 30(1989), S.639-668