-
Lancaster, F.W.: MEDLARS : report on the evaluation of its operating effiency (1961)
0.00
0.0023673228 = product of:
0.0071019684 = sum of:
0.0071019684 = product of:
0.014203937 = sum of:
0.014203937 = weight(_text_:of in 1931) [ClassicSimilarity], result of:
0.014203937 = score(doc=1931,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.20732689 = fieldWeight in 1931, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.09375 = fieldNorm(doc=1931)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
-
Pemberton, J.E.: How to find out in mathematics : a guide to sources of information (1969)
0.00
0.0023673228 = product of:
0.0071019684 = sum of:
0.0071019684 = product of:
0.014203937 = sum of:
0.014203937 = weight(_text_:of in 1999) [ClassicSimilarity], result of:
0.014203937 = score(doc=1999,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.20732689 = fieldWeight in 1999, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.09375 = fieldNorm(doc=1999)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
-
Tinker, F.F.: Imprecision in meaning measured by inconsistency of indexing (1966-68)
0.00
0.001972769 = product of:
0.0059183068 = sum of:
0.0059183068 = product of:
0.0118366135 = sum of:
0.0118366135 = weight(_text_:of in 2275) [ClassicSimilarity], result of:
0.0118366135 = score(doc=2275,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.17277241 = fieldWeight in 2275, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=2275)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
-
Classification research : Proc. of the 2nd Int. Study Conf. ... Elsinore, Denmark, 14.-18.9.1964 (1965)
0.00
0.001972769 = product of:
0.0059183068 = sum of:
0.0059183068 = product of:
0.0118366135 = sum of:
0.0118366135 = weight(_text_:of in 6163) [ClassicSimilarity], result of:
0.0118366135 = score(doc=6163,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.17277241 = fieldWeight in 6163, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=6163)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
-
Luhn, H.P.: ¬The automatic derivation of information retrieval encodements from machine-readable texts (1961)
0.00
0.001972769 = product of:
0.0059183068 = sum of:
0.0059183068 = product of:
0.0118366135 = sum of:
0.0118366135 = weight(_text_:of in 1926) [ClassicSimilarity], result of:
0.0118366135 = score(doc=1926,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.17277241 = fieldWeight in 1926, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=1926)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
-
Casagrande, J.B.; Hale, K.L.: Semantic relations in Papago folk definitions (1967)
0.00
0.001972769 = product of:
0.0059183068 = sum of:
0.0059183068 = product of:
0.0118366135 = sum of:
0.0118366135 = weight(_text_:of in 1194) [ClassicSimilarity], result of:
0.0118366135 = score(doc=1194,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.17277241 = fieldWeight in 1194, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.078125 = fieldNorm(doc=1194)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Footnote
- Zitiert in: Evens, M.: Thesaural relations in information retrieval. In: The semantics of relationships: an interdisciplinary perspective. Eds: R. Green u.a. Dordrecht: Kluwer 2002. S.143-160.
-
Thesaurofacet: a thesaurus and faceted classification for engineering and related subjects (1969)
0.00
0.0015782153 = product of:
0.0047346456 = sum of:
0.0047346456 = product of:
0.009469291 = sum of:
0.009469291 = weight(_text_:of in 344) [ClassicSimilarity], result of:
0.009469291 = score(doc=344,freq=2.0), product of:
0.06850986 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.043811057 = queryNorm
0.13821793 = fieldWeight in 344, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.0625 = fieldNorm(doc=344)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Footnote
- Revision of 'A faceted subject classification for engineering', 3rd ed., 1961