-
Ravana, S.D.; Rajagopal, P.; Balakrishnan, V.: Ranking retrieval systems using pseudo relevance judgments (2015)
0.06
0.056085378 = product of:
0.112170756 = sum of:
0.112170756 = sum of:
0.055997223 = weight(_text_:56 in 2591) [ClassicSimilarity], result of:
0.055997223 = score(doc=2591,freq=2.0), product of:
0.2437932 = queryWeight, product of:
4.1578603 = idf(docFreq=1879, maxDocs=44218)
0.058634296 = queryNorm
0.22969149 = fieldWeight in 2591, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.1578603 = idf(docFreq=1879, maxDocs=44218)
0.0390625 = fieldNorm(doc=2591)
0.056173537 = weight(_text_:22 in 2591) [ClassicSimilarity], result of:
0.056173537 = score(doc=2591,freq=4.0), product of:
0.20532732 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.058634296 = queryNorm
0.27358043 = fieldWeight in 2591, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=2591)
0.5 = coord(1/2)
- Date
- 20. 1.2015 18:30:22
18. 9.2018 18:22:56
-
Balakrishnan, V.; Ahmadi, K.; Ravana, S.D.: Improving retrieval relevance using users' explicit feedback (2016)
0.01
0.009930172 = product of:
0.019860344 = sum of:
0.019860344 = product of:
0.039720688 = sum of:
0.039720688 = weight(_text_:22 in 2921) [ClassicSimilarity], result of:
0.039720688 = score(doc=2921,freq=2.0), product of:
0.20532732 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.058634296 = queryNorm
0.19345059 = fieldWeight in 2921, 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=2921)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 20. 1.2015 18:30:22
-
Rajagopal, P.; Ravana, S.D.; Koh, Y.S.; Balakrishnan, V.: Evaluating the effectiveness of information retrieval systems using effort-based relevance judgment (2019)
0.01
0.009930172 = product of:
0.019860344 = sum of:
0.019860344 = product of:
0.039720688 = sum of:
0.039720688 = weight(_text_:22 in 5287) [ClassicSimilarity], result of:
0.039720688 = score(doc=5287,freq=2.0), product of:
0.20532732 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.058634296 = queryNorm
0.19345059 = fieldWeight in 5287, 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=5287)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 20. 1.2015 18:30:22