-
Burgin, R.: ¬The retrieval effectiveness of 5 clustering algorithms as a function of indexing exhaustivity (1995)
0.02
0.018214198 = product of:
0.036428396 = sum of:
0.036428396 = sum of:
0.0052524996 = weight(_text_:e in 3365) [ClassicSimilarity], result of:
0.0052524996 = score(doc=3365,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.07940422 = fieldWeight in 3365, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0390625 = fieldNorm(doc=3365)
0.031175895 = weight(_text_:22 in 3365) [ClassicSimilarity], result of:
0.031175895 = score(doc=3365,freq=2.0), product of:
0.1611569 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04602077 = queryNorm
0.19345059 = fieldWeight in 3365, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=3365)
0.5 = coord(1/2)
- Date
- 22. 2.1996 11:20:06
- Language
- e
-
Burgin, R.: Variations in relevance judgements and the evaluation of retrieval performance (1992)
0.00
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = product of:
0.008403999 = sum of:
0.008403999 = weight(_text_:e in 3308) [ClassicSimilarity], result of:
0.008403999 = score(doc=3308,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 3308, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=3308)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Burgin, R.: ¬The Monte Carlo method and the evaluation of retrieval system performance (1999)
0.00
0.0021009997 = product of:
0.0042019994 = sum of:
0.0042019994 = product of:
0.008403999 = sum of:
0.008403999 = weight(_text_:e in 2946) [ClassicSimilarity], result of:
0.008403999 = score(doc=2946,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.12704675 = fieldWeight in 2946, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0625 = fieldNorm(doc=2946)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Shaw, W.M.; Burgin, R.; Howell, P.: Performance standards and evaluations in IR test collections : cluster-based retrieval models (1997)
0.00
0.0018383748 = product of:
0.0036767495 = sum of:
0.0036767495 = product of:
0.007353499 = sum of:
0.007353499 = weight(_text_:e in 7256) [ClassicSimilarity], result of:
0.007353499 = score(doc=7256,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.1111659 = fieldWeight in 7256, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.0546875 = fieldNorm(doc=7256)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Shaw, W.M.; Burgin, R.; Howell, P.: Performance standards and evaluations in IR test collections : vector-space and other retrieval models (1997)
0.00
0.0015757497 = product of:
0.0031514994 = sum of:
0.0031514994 = product of:
0.006302999 = sum of:
0.006302999 = weight(_text_:e in 7259) [ClassicSimilarity], result of:
0.006302999 = score(doc=7259,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.09528506 = fieldWeight in 7259, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=7259)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e
-
Burgin, R.: ¬The effect of indexing exhaustivity on retrieval performance (1991)
0.00
0.0015757497 = product of:
0.0031514994 = sum of:
0.0031514994 = product of:
0.006302999 = sum of:
0.006302999 = weight(_text_:e in 5262) [ClassicSimilarity], result of:
0.006302999 = score(doc=5262,freq=2.0), product of:
0.06614887 = queryWeight, product of:
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.04602077 = queryNorm
0.09528506 = fieldWeight in 5262, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.43737 = idf(docFreq=28552, maxDocs=44218)
0.046875 = fieldNorm(doc=5262)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Language
- e