Search (2 results, page 1 of 1)
-
Swets, J.A.: Information retrieval systems (1963)
0.00
0.003351567 = product of: 0.006703134 = sum of: 0.006703134 = product of: 0.013406268 = sum of: 0.013406268 = weight(_text_:s in 5482) [ClassicSimilarity], result of: 0.013406268 = score(doc=5482,freq=2.0), product of: 0.055801827 = queryWeight, product of: 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.05132441 = queryNorm 0.24024783 = fieldWeight in 5482, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.15625 = fieldNorm(doc=5482) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- Science. 141(1963), S.245-250
-
Swets, J.A.: Effectiveness of information retrieval systems (1969)
0.00
0.003351567 = product of: 0.006703134 = sum of: 0.006703134 = product of: 0.013406268 = sum of: 0.013406268 = weight(_text_:s in 5483) [ClassicSimilarity], result of: 0.013406268 = score(doc=5483,freq=2.0), product of: 0.055801827 = queryWeight, product of: 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.05132441 = queryNorm 0.24024783 = fieldWeight in 5483, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 1.0872376 = idf(docFreq=40523, maxDocs=44218) 0.15625 = fieldNorm(doc=5483) 0.5 = coord(1/2) 0.5 = coord(1/2)
- Source
- American documentation. 20(1969), S.72-89