-
Sparck Jones, K.: Retrieval system tests 1958-1978 (1981)
0.01
0.009987899 = product of:
0.039951596 = sum of:
0.039951596 = product of:
0.119854786 = sum of:
0.119854786 = weight(_text_:k in 3156) [ClassicSimilarity], result of:
0.119854786 = score(doc=3156,freq=4.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = 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)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Information retrieval experiment. Ed.: K. Sparck Jones
-
Sparck Jones, K.: ¬The Cranfield tests (1981)
0.01
0.009987899 = product of:
0.039951596 = sum of:
0.039951596 = product of:
0.119854786 = sum of:
0.119854786 = weight(_text_:k in 3157) [ClassicSimilarity], result of:
0.119854786 = score(doc=3157,freq=4.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = 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)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Information retrieval experiments. Ed.: K. Sparck Jones
-
Sparck Jones, K.: Summary performance comparisons TREC-2 through TREC-8 (2001)
0.01
0.007062511 = product of:
0.028250044 = sum of:
0.028250044 = product of:
0.08475013 = sum of:
0.08475013 = weight(_text_:k in 663) [ClassicSimilarity], result of:
0.08475013 = score(doc=663,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = 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)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
-
Strzalkowski, T.; Sparck Jones, K.: NLP track at TREC-5 (1997)
0.01
0.0052968836 = product of:
0.021187535 = sum of:
0.021187535 = product of:
0.0635626 = sum of:
0.0635626 = weight(_text_:k in 3098) [ClassicSimilarity], result of:
0.0635626 = score(doc=3098,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = queryNorm
0.47329018 = fieldWeight in 3098, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=3098)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
-
Sparck Jones, K.: Metareflections on TREC (2005)
0.01
0.0052968836 = product of:
0.021187535 = sum of:
0.021187535 = product of:
0.0635626 = sum of:
0.0635626 = weight(_text_:k in 5092) [ClassicSimilarity], result of:
0.0635626 = score(doc=5092,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = queryNorm
0.47329018 = fieldWeight in 5092, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=5092)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
-
Sparck Jones, K.: Reflections on TREC : TREC-2 (1995)
0.00
0.0035312555 = product of:
0.014125022 = sum of:
0.014125022 = product of:
0.042375065 = sum of:
0.042375065 = weight(_text_:k in 1916) [ClassicSimilarity], result of:
0.042375065 = score(doc=1916,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = queryNorm
0.31552678 = fieldWeight in 1916, 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=1916)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
-
Sparck Jones, K.; Rijsbergen, C.J. van: Progress in documentation : Information retrieval test collection (1976)
0.00
0.0030898487 = product of:
0.012359395 = sum of:
0.012359395 = product of:
0.037078183 = sum of:
0.037078183 = weight(_text_:k in 4161) [ClassicSimilarity], result of:
0.037078183 = score(doc=4161,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = queryNorm
0.27608594 = fieldWeight in 4161, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0546875 = fieldNorm(doc=4161)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
-
Sparck Jones, K.: Reflections on TREC (1997)
0.00
0.0026484418 = product of:
0.010593767 = sum of:
0.010593767 = product of:
0.0317813 = sum of:
0.0317813 = weight(_text_:k in 580) [ClassicSimilarity], result of:
0.0317813 = score(doc=580,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = queryNorm
0.23664509 = fieldWeight in 580, 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=580)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
-
Robertson, S.E.; Sparck Jones, K.: Simple, proven approaches to text retrieval (1997)
0.00
0.0022070347 = product of:
0.008828139 = sum of:
0.008828139 = product of:
0.026484415 = sum of:
0.026484415 = weight(_text_:k in 4532) [ClassicSimilarity], result of:
0.026484415 = score(doc=4532,freq=2.0), product of:
0.13429943 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037621226 = queryNorm
0.19720423 = fieldWeight in 4532, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.0390625 = fieldNorm(doc=4532)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
