-
Strzalkowski, T.; Perez-Carballo, J.: Natural language information retrieval : TREC-4 report (1996)
0.01
0.009361491 = product of:
0.065530434 = sum of:
0.065530434 = weight(_text_:retrieval in 3211) [ClassicSimilarity], result of:
0.065530434 = score(doc=3211,freq=4.0), product of:
0.11553899 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.03819578 = queryNorm
0.5671716 = fieldWeight in 3211, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.09375 = fieldNorm(doc=3211)
0.14285715 = coord(1/7)
- Source
- The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
-
Strzalkowski, T.; Guthrie, L.; Karlgren, J.; Leistensnider, J.; Lin, F.; Perez-Carballo, J.; Straszheim, T.; Wang, J.; Wilding, J.: Natural language information retrieval : TREC-5 report (1997)
0.01
0.007801242 = product of:
0.05460869 = sum of:
0.05460869 = weight(_text_:retrieval in 3100) [ClassicSimilarity], result of:
0.05460869 = score(doc=3100,freq=4.0), product of:
0.11553899 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.03819578 = queryNorm
0.47264296 = fieldWeight in 3100, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.078125 = fieldNorm(doc=3100)
0.14285715 = coord(1/7)
- Source
- The Fifth Text Retrieval Conference (TREC-5). Ed.: E.M. Voorhees u. D.K. Harman
-
Strzalkowski, T.; Sparck Jones, K.: NLP track at TREC-5 (1997)
0.01
0.0066195736 = product of:
0.046337012 = sum of:
0.046337012 = weight(_text_:retrieval in 3098) [ClassicSimilarity], result of:
0.046337012 = score(doc=3098,freq=2.0), product of:
0.11553899 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.03819578 = queryNorm
0.40105087 = fieldWeight in 3098, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.09375 = fieldNorm(doc=3098)
0.14285715 = coord(1/7)
- Source
- The Fifth Text Retrieval Conference (TREC-5). Ed.: E.M. Voorhees u. D.K. Harman