-
Salton, G.: Another look at automatic text-retrieval systems (1986)
0.00
0.003351567 = product of:
0.006703134 = sum of:
0.006703134 = product of:
0.013406268 = sum of:
0.013406268 = weight(_text_:s in 1356) [ClassicSimilarity], result of:
0.013406268 = score(doc=1356,freq=8.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.24024783 = fieldWeight in 1356, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.078125 = fieldNorm(doc=1356)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Bezugnahme auf: Blair, D.C.: An evaluation of retrieval effectiveness for a full-text document-retrieval system. Comm. ACM 28(1985) S.280-299. - Vgl. auch: Blair, D.C.: Full text retrieval ... Int. Class. 13(1986) S.18-23; Blair, D.C., M.E. Maron: full-text information retrieval ... Inf. Proc. Man. 26(1990) S.437-447.
- Source
- Communications of the Association for Computing Machinery. 29(1986), S.648-656
-
Molto, M.: Improving full text search performance through textual analysis (1993)
0.00
0.0013406267 = product of:
0.0026812535 = sum of:
0.0026812535 = product of:
0.005362507 = sum of:
0.005362507 = weight(_text_:s in 5099) [ClassicSimilarity], result of:
0.005362507 = score(doc=5099,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.09609913 = fieldWeight in 5099, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=5099)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 29(1993) no.5, S.614-632
-
Dow Jones unveils knowledge indexing system (1997)
0.00
0.0013406267 = product of:
0.0026812535 = sum of:
0.0026812535 = product of:
0.005362507 = sum of:
0.005362507 = weight(_text_:s in 751) [ClassicSimilarity], result of:
0.005362507 = score(doc=751,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.09609913 = fieldWeight in 751, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=751)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Advanced technology libraries. 26(1997) no.5, S.2-3
-
Wacholder, N.; Byrd, R.J.: Retrieving information from full text using linguistic knowledge (1994)
0.00
0.00100547 = product of:
0.00201094 = sum of:
0.00201094 = product of:
0.00402188 = sum of:
0.00402188 = weight(_text_:s in 8524) [ClassicSimilarity], result of:
0.00402188 = score(doc=8524,freq=2.0), product of:
0.055801827 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05132441 = queryNorm
0.072074346 = fieldWeight in 8524, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=8524)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.441-447