Rajagopal, P.; Ravana, S.D.; Koh, Y.S.; Balakrishnan, V.: Evaluating the effectiveness of information retrieval systems using effort-based relevance judgment (2019)
0.05
0.049575247 = product of:
0.099150494 = sum of:
0.099150494 = sum of:
0.06537051 = weight(_text_:v in 5287) [ClassicSimilarity], result of:
0.06537051 = score(doc=5287,freq=2.0), product of:
0.24291293 = queryWeight, product of:
4.871427 = idf(docFreq=920, maxDocs=44218)
0.04986484 = queryNorm
0.26911086 = fieldWeight in 5287, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.871427 = idf(docFreq=920, maxDocs=44218)
0.0390625 = fieldNorm(doc=5287)
0.033779986 = weight(_text_:22 in 5287) [ClassicSimilarity], result of:
0.033779986 = score(doc=5287,freq=2.0), product of:
0.17461817 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.04986484 = 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)
- Date
- 20. 1.2015 18:30:22
