Sarigil, E.; Sengor Altingovde, I.; Blanco, R.; Barla Cambazoglu, B.; Ozcan, R.; Ulusoy, Ö.: Characterizing, predicting, and handling web search queries that match very few or no results (2018)
0.01
0.008728012 = product of:
0.03491205 = sum of:
0.03491205 = weight(_text_:r in 4039) [ClassicSimilarity], result of:
0.03491205 = score(doc=4039,freq=4.0), product of:
0.13499679 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.040781345 = queryNorm
0.25861394 = fieldWeight in 4039, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.0390625 = fieldNorm(doc=4039)
0.25 = coord(1/4)
