-
Ongering, H.; Riesthuis, G.J.A.: ¬De ontsluiting in het ADION-systeem : precision en recall (1989)
0.01
0.00937823 = product of:
0.01875646 = sum of:
0.01875646 = product of:
0.056269377 = sum of:
0.056269377 = weight(_text_:h in 416) [ClassicSimilarity], result of:
0.056269377 = score(doc=416,freq=2.0), product of:
0.12812002 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.051568784 = queryNorm
0.4391927 = fieldWeight in 416, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.125 = fieldNorm(doc=416)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
-
Voorbij, H.: Titelwoorden - trefwoorden : een vergelijkend onderzoek (1997)
0.01
0.008205951 = product of:
0.016411902 = sum of:
0.016411902 = product of:
0.049235705 = sum of:
0.049235705 = weight(_text_:h in 3175) [ClassicSimilarity], result of:
0.049235705 = score(doc=3175,freq=2.0), product of:
0.12812002 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.051568784 = queryNorm
0.38429362 = fieldWeight in 3175, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.109375 = fieldNorm(doc=3175)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
-
Voorbij, H.: ¬Een goede titel behoeft geen trefwoord, of toch wel? : een vergelijkend oderzoek titelwoorden - trefwoorden (1997)
0.00
0.0041029756 = product of:
0.008205951 = sum of:
0.008205951 = product of:
0.024617853 = sum of:
0.024617853 = weight(_text_:h in 1446) [ClassicSimilarity], result of:
0.024617853 = score(doc=1446,freq=2.0), product of:
0.12812002 = queryWeight, product of:
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.051568784 = queryNorm
0.19214681 = fieldWeight in 1446, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4844491 = idf(docFreq=10020, maxDocs=44218)
0.0546875 = fieldNorm(doc=1446)
0.33333334 = coord(1/3)
0.5 = coord(1/2)
