Ongering, H.; Riesthuis, G.J.A.: ¬De ontsluiting in het ADION-systeem : precision en recall (1989)
0.00
0.00270615 = product of:
0.0054123 = sum of:
0.0054123 = product of:
0.0108246 = sum of:
0.0108246 = weight(_text_:a in 416) [ClassicSimilarity], result of:
0.0108246 = score(doc=416,freq=2.0), product of:
0.053105544 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046056706 = queryNorm
0.20383182 = fieldWeight in 416, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.125 = fieldNorm(doc=416)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Type
- a