-
Ongering, H.; Riesthuis, G.J.A.: ¬De ontsluiting in het ADION-systeem : precision en recall (1989)
0.00
0.0017582354 = product of:
0.0035164708 = sum of:
0.0035164708 = product of:
0.010549412 = sum of:
0.010549412 = weight(_text_:s in 416) [ClassicSimilarity], result of:
0.010549412 = score(doc=416,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.19219826 = fieldWeight in 416, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=416)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Open. 21(1989) nos.7/8, S.261-264
-
Riesthuis, G.J.A.; Stuurman, P.: Tendenzen in de onderwerpsontsluiting : T.1: Inhoudsanalyse (1989)
0.00
0.001538456 = product of:
0.003076912 = sum of:
0.003076912 = product of:
0.009230736 = sum of:
0.009230736 = weight(_text_:s in 1841) [ClassicSimilarity], result of:
0.009230736 = score(doc=1841,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.16817348 = fieldWeight in 1841, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=1841)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Open. 21(1989) no.6, S.214-219
-
Riesthuis, G.J.A.; Stuurman, P.: Tendenzen in de onderwerpsontsluiting : T.2: Vrije terminologie versus gecontroleerd vocabulaire (1989)
0.00
0.001538456 = product of:
0.003076912 = sum of:
0.003076912 = product of:
0.009230736 = sum of:
0.009230736 = weight(_text_:s in 209) [ClassicSimilarity], result of:
0.009230736 = score(doc=209,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.16817348 = fieldWeight in 209, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=209)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Source
- Open. 21(1989) no.10, S.348-352
-
Riesthuis, G.J.A.: Alphabetische Sachregister und Klassifikation (1986)
0.00
8.791177E-4 = product of:
0.0017582354 = sum of:
0.0017582354 = product of:
0.005274706 = sum of:
0.005274706 = weight(_text_:s in 1557) [ClassicSimilarity], result of:
0.005274706 = score(doc=1557,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.09609913 = fieldWeight in 1557, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=1557)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Pages
- S.102-111
-
Riesthuis, G.J.A.; Colenbrander-Dijkman, A.-M.: Subject access to central catalogues : incompatibility issues of library classification systems and subject headings in subject cataloguing (1986)
0.00
6.593383E-4 = product of:
0.0013186766 = sum of:
0.0013186766 = product of:
0.0039560297 = sum of:
0.0039560297 = weight(_text_:s in 3926) [ClassicSimilarity], result of:
0.0039560297 = score(doc=3926,freq=2.0), product of:
0.054888178 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.05048407 = queryNorm
0.072074346 = fieldWeight in 3926, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=3926)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
- Pages
- S.120-128