-
Lespinasse, K.: TREC: une conference pour l'evaluation des systemes de recherche d'information (1997)
0.04
0.041336864 = product of:
0.08267373 = sum of:
0.08267373 = sum of:
0.042131174 = weight(_text_:k in 744) [ClassicSimilarity], result of:
0.042131174 = score(doc=744,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.31552678 = fieldWeight in 744, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0625 = fieldNorm(doc=744)
0.040542558 = weight(_text_:22 in 744) [ClassicSimilarity], result of:
0.040542558 = score(doc=744,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.30952093 = fieldWeight in 744, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=744)
0.5 = coord(1/2)
- Date
- 1. 8.1996 22:01:00
-
Leininger, K.: Interindexer consistency in PsychINFO (2000)
0.03
0.03100265 = product of:
0.0620053 = sum of:
0.0620053 = sum of:
0.03159838 = weight(_text_:k in 2552) [ClassicSimilarity], result of:
0.03159838 = score(doc=2552,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.23664509 = fieldWeight in 2552, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.046875 = fieldNorm(doc=2552)
0.030406918 = weight(_text_:22 in 2552) [ClassicSimilarity], result of:
0.030406918 = score(doc=2552,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.23214069 = fieldWeight in 2552, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=2552)
0.5 = coord(1/2)
- Date
- 9. 2.1997 18:44:22
-
Sparck Jones, K.: Retrieval system tests 1958-1978 (1981)
0.03
0.029791238 = product of:
0.059582476 = sum of:
0.059582476 = product of:
0.11916495 = sum of:
0.11916495 = weight(_text_:k in 3156) [ClassicSimilarity], result of:
0.11916495 = score(doc=3156,freq=4.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.8924445 = fieldWeight in 3156, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3156)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Sparck Jones, K.: ¬The Cranfield tests (1981)
0.03
0.029791238 = product of:
0.059582476 = sum of:
0.059582476 = product of:
0.11916495 = sum of:
0.11916495 = weight(_text_:k in 3157) [ClassicSimilarity], result of:
0.11916495 = score(doc=3157,freq=4.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.8924445 = fieldWeight in 3157, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3157)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiments. Ed.: K. Sparck Jones
-
Kuriyama, K.; Kando, N.; Nozue, T.; Eguchi, K.: Pooling for a large-scale test collection : an analysis of the search results from the First NTCIR Workshop (2002)
0.02
0.022343427 = product of:
0.044686854 = sum of:
0.044686854 = product of:
0.08937371 = sum of:
0.08937371 = weight(_text_:k in 3830) [ClassicSimilarity], result of:
0.08937371 = score(doc=3830,freq=4.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.66933334 = fieldWeight in 3830, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=3830)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Robertson, S.E.: ¬The methodology of information retrieval experiment (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3146) [ClassicSimilarity], result of:
0.08426235 = score(doc=3146,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3146, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3146)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Rijsbergen, C.J. van: Retrieval effectiveness (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3147) [ClassicSimilarity], result of:
0.08426235 = score(doc=3147,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3147, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3147)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Belkin, N.J.: Ineffable concepts in information retrieval (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3148) [ClassicSimilarity], result of:
0.08426235 = score(doc=3148,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3148, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3148)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Tague, J.M.: ¬The pragmatics of information retrieval experimentation (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3149) [ClassicSimilarity], result of:
0.08426235 = score(doc=3149,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3149, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3149)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Barraclough, E.D.: Opportunities for testing with online systems (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3151) [ClassicSimilarity], result of:
0.08426235 = score(doc=3151,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3151, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3151)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Keen, E.M.: Laboratory tests of manual systems (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3152) [ClassicSimilarity], result of:
0.08426235 = score(doc=3152,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3152, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3152)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Oddy, R.N.: Laboratory tests : automatic systems (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3153) [ClassicSimilarity], result of:
0.08426235 = score(doc=3153,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3153, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3153)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Heine, M.D.: Simulation, and simulation experiments (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3154) [ClassicSimilarity], result of:
0.08426235 = score(doc=3154,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3154, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3154)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Cooper, W.S.: Gedanken experimentation : an alternative to traditional system testing? (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3155) [ClassicSimilarity], result of:
0.08426235 = score(doc=3155,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3155, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3155)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Evans, L.: ¬An experiment : search strategy variations in SDI (1981)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 3158) [ClassicSimilarity], result of:
0.08426235 = score(doc=3158,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 3158, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=3158)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiments. Ed.: K. Sparck Jones
-
Sparck Jones, K.: Summary performance comparisons TREC-2 through TREC-8 (2001)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 663) [ClassicSimilarity], result of:
0.08426235 = score(doc=663,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 663, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=663)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Lancaster, F.W.: Evaluation within the environment of an operating information service (1981)
0.02
0.01843239 = product of:
0.03686478 = sum of:
0.03686478 = product of:
0.07372956 = sum of:
0.07372956 = weight(_text_:k in 3150) [ClassicSimilarity], result of:
0.07372956 = score(doc=3150,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.5521719 = fieldWeight in 3150, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.109375 = fieldNorm(doc=3150)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Salton, G.: ¬The Smart environment for retrieval systeme valuation : advantages and problem areas (1981)
0.02
0.01843239 = product of:
0.03686478 = sum of:
0.03686478 = product of:
0.07372956 = sum of:
0.07372956 = weight(_text_:k in 3159) [ClassicSimilarity], result of:
0.07372956 = score(doc=3159,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.5521719 = fieldWeight in 3159, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.109375 = fieldNorm(doc=3159)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information retrieval experiments. Ed.: K. Sparck Jones
-
Järvelin, K.: Evaluation (2011)
0.02
0.01843239 = product of:
0.03686478 = sum of:
0.03686478 = product of:
0.07372956 = sum of:
0.07372956 = weight(_text_:k in 548) [ClassicSimilarity], result of:
0.07372956 = score(doc=548,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.5521719 = fieldWeight in 548, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.109375 = fieldNorm(doc=548)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984)
0.02
0.01773737 = product of:
0.03547474 = sum of:
0.03547474 = product of:
0.07094948 = sum of:
0.07094948 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
0.07094948 = score(doc=262,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.5416616 = fieldWeight in 262, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=262)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 20.10.2000 12:22:23
