Yi, K.; Beheshti, J.; Cole, C.; Leide, J.E.; Large, A.: User search behavior of domain-specific information retrieval systems : an analysis of the query logs from PsycINFO and ABC-Clio's Historical Abstracts/America: History and Life (2006)
0.02
0.018881386 = product of:
0.037762772 = sum of:
0.037762772 = product of:
0.075525545 = sum of:
0.075525545 = weight(_text_:2006 in 197) [ClassicSimilarity], result of:
0.075525545 = score(doc=197,freq=5.0), product of:
0.19682638 = queryWeight, product of:
4.393044 = idf(docFreq=1485, maxDocs=44218)
0.0448041 = queryNorm
0.38371658 = fieldWeight in 197, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
4.393044 = idf(docFreq=1485, maxDocs=44218)
0.0390625 = fieldNorm(doc=197)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science and Technology. 57(2006) no.9, S.1208-1220
- Year
- 2006