Smeaton, A.F.; Kelledy, L.; O'Donnell, R.: TREC-4 experiments at Dublin City University : thresholding posting lists, query expansion with WordNet and POS tagging of Spanish (1996)
0.02
0.016018637 = product of:
0.032037273 = sum of:
0.032037273 = product of:
0.064074546 = sum of:
0.064074546 = weight(_text_:k in 7000) [ClassicSimilarity], result of:
0.064074546 = score(doc=7000,freq=2.0), product of:
0.16245733 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.045509085 = queryNorm
0.39440846 = fieldWeight in 7000, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.078125 = fieldNorm(doc=7000)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
