Chong, A.: TOPIC: a concept-based document retrieval system (1989)
0.02
0.01582875 = product of:
0.063315 = sum of:
0.063315 = product of:
0.12663 = sum of:
0.12663 = weight(_text_:software in 5282) [ClassicSimilarity], result of:
0.12663 = score(doc=5282,freq=2.0), product of:
0.18056466 = queryWeight, product of:
3.9671519 = idf(docFreq=2274, maxDocs=44218)
0.045514934 = queryNorm
0.70129997 = fieldWeight in 5282, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9671519 = idf(docFreq=2274, maxDocs=44218)
0.125 = fieldNorm(doc=5282)
0.5 = coord(1/2)
0.25 = coord(1/4)
- Source
- Library software review. 8(1989), S.281-284
