-
Robertson, S.; Callan, J.: Routing and filtering (2005)
0.00
0.0029778155 = product of:
0.005955631 = sum of:
0.005955631 = product of:
0.011911262 = sum of:
0.011911262 = weight(_text_:s in 4688) [ClassicSimilarity], result of:
0.011911262 = score(doc=4688,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.23783323 = fieldWeight in 4688, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=4688)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.99-122
-
Blair, D.C.; Maron, M.E.: ¬An evaluation of retrieval effectiveness for a full-text document-retrieval system (1985)
0.00
0.002605046 = product of:
0.005210092 = sum of:
0.005210092 = product of:
0.010420184 = sum of:
0.010420184 = weight(_text_:s in 1345) [ClassicSimilarity], result of:
0.010420184 = score(doc=1345,freq=6.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20806074 = fieldWeight in 1345, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.078125 = fieldNorm(doc=1345)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Vgl. auch : Salton, G.: Another look ... Comm. ACM 29(1986) S.S.648-656; 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. 28(1985), S.280-299
-
Belkin, N.J.; Cabezas, A.; Cool, C.; Kim, K.; Ng, K.B.; Park, S.; Pressman, R.; Rieh, S.; Savage, P.; Xie, H.: Rutgers interactive track at TREC-5 (1997)
0.00
0.002605046 = product of:
0.005210092 = sum of:
0.005210092 = product of:
0.010420184 = sum of:
0.010420184 = weight(_text_:s in 3112) [ClassicSimilarity], result of:
0.010420184 = score(doc=3112,freq=6.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20806074 = fieldWeight in 3112, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.078125 = fieldNorm(doc=3112)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.257-265
-
Salton, G.; Lesk, M.E.: Computer evaluation of indexing and text processing (1968)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 77) [ClassicSimilarity], result of:
0.010209653 = score(doc=77,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 77, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=77)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.60-84.
- Source
- Journal of the Association for Computing Machinery. 15(1968), S.8-36
-
Gauch, S.; Wang, J.: Corpus analysis for TREC 5 query expansion (1997)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 5800) [ClassicSimilarity], result of:
0.010209653 = score(doc=5800,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 5800, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=5800)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.537-546
-
Robertson, S.E.; Walker, S.; Beaulieu, M.: Experimentation as a way of life : Okapi at TREC (2000)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 6030) [ClassicSimilarity], result of:
0.010209653 = score(doc=6030,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 6030, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=6030)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 36(2000) no.1, S.95-108
-
Evaluation of information retrieval systems : special topic issue (1996)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 6812) [ClassicSimilarity], result of:
0.010209653 = score(doc=6812,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 6812, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=6812)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 47(1996) no.1, S.1-105
- Type
- s
-
Cleverdon, C.W.; Mills, J.: ¬The testing of index language devices (1963)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 577) [ClassicSimilarity], result of:
0.010209653 = score(doc=577,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 577, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=577)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.98-110.
- Source
- Aslib proceedings. 15(1963) no.4, S.106-130
-
TREC-1: The first text retrieval conference : Rockville, MD, USA, 4-6 Nov. 1993 (1993)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 1315) [ClassicSimilarity], result of:
0.010209653 = score(doc=1315,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 1315, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=1315)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 29(1993) no.4, S.411-521
- Type
- s
-
Cooper, W.S.: ¬On selecting a measure of retrieval effectiveness, revisited (1973)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 1930) [ClassicSimilarity], result of:
0.010209653 = score(doc=1930,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 1930, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=1930)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.191-204.
- Source
- Journal of the American Society for Information Science. 24(1973), S.87-100
-
Lancaster, F.W.: MEDLARS : report on the evaluation of its operating effiency (1961)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 1931) [ClassicSimilarity], result of:
0.010209653 = score(doc=1931,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 1931, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=1931)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.223-246.
- Source
- American documentation. 20(1969), S.119-142
-
Beaulieu, M.M.; Gatford, M.; Huang, X.; Robertson, S.E.; Walker, S.; Williams, P.: Okapi an TREC-5 (1997)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 3097) [ClassicSimilarity], result of:
0.010209653 = score(doc=3097,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 3097, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=3097)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.143-165
-
Robertson, S.: How Okapi came to TREC (2005)
0.00
0.0025524131 = product of:
0.0051048263 = sum of:
0.0051048263 = product of:
0.010209653 = sum of:
0.010209653 = weight(_text_:s in 5087) [ClassicSimilarity], result of:
0.010209653 = score(doc=5087,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.20385705 = fieldWeight in 5087, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=5087)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- S.287-300
-
Dillon, M.: Enhanced bibliographic record retrieval experiments (1989)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 1406) [ClassicSimilarity], result of:
0.009625752 = score(doc=1406,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1406, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1406)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- OCLC newsletter. 1989, no.181, S.13-14
-
Regazzi, J.J.: Evaluating indexing systems : a review after Cranfield (1980)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 1849) [ClassicSimilarity], result of:
0.009625752 = score(doc=1849,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 1849, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=1849)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Indexer. 12(1980) no.1, S.15-20
-
Brookes, B.C.: ¬The measure of information retrieval effectiveness proposed by Swets (1968)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 3301) [ClassicSimilarity], result of:
0.009625752 = score(doc=3301,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 3301, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=3301)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 24(1968), S.41-54
-
Harter, S.P.: ¬The Cranfield II relevance assessments : a critical evaluation (1971)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 5364) [ClassicSimilarity], result of:
0.009625752 = score(doc=5364,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 5364, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=5364)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Library quarterly. 41(1971), S.223-228
-
Hofstede, M.: Literatuur over onderwerpen zoeken in de OPC (1994)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 5400) [ClassicSimilarity], result of:
0.009625752 = score(doc=5400,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 5400, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=5400)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- CRI bulletin. 29(1994), Sept., S.14-15
-
Logan, E.: Cognitive styles and online behaviour of novice searchers (1990)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 6891) [ClassicSimilarity], result of:
0.009625752 = score(doc=6891,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 6891, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=6891)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 26(1990), S.503-510
-
Prabha, C.: ¬The large retrieval phenomenon (1991)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 7683) [ClassicSimilarity], result of:
0.009625752 = score(doc=7683,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 7683, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=7683)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Advances in library automation and networking. 4(1991), S.55-92
