Hobson, S.P.; Dorr, B.J.; Monz, C.; Schwartz, R.: Task-based evaluation of text summarization using Relevance Prediction (2007)
0.01
0.007405964 = product of:
0.029623857 = sum of:
0.029623857 = weight(_text_:r in 938) [ClassicSimilarity], result of:
0.029623857 = score(doc=938,freq=2.0), product of:
0.13499679 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.040781345 = queryNorm
0.2194412 = fieldWeight in 938, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.046875 = fieldNorm(doc=938)
0.25 = coord(1/4)
