-
Lancaster, F.W.: Vocabulary control for information retrieval (1986)
0.02
0.024493441 = product of:
0.061233602 = sum of:
0.038956303 = weight(_text_:u in 217) [ClassicSimilarity], result of:
0.038956303 = score(doc=217,freq=2.0), product of:
0.13460001 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.041106213 = queryNorm
0.28942272 = fieldWeight in 217, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.0222773 = product of:
0.0445546 = sum of:
0.0445546 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
0.0445546 = score(doc=217,freq=2.0), product of:
0.14394696 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.041106213 = queryNorm
0.30952093 = fieldWeight in 217, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Date
- 22. 4.2007 10:07:51
- Theme
- Grundlagen u. Einführungen: Allgemeine Literatur
-
Fugmann, R.: ¬The analytico-synthetic foundation for large indexing & information retrieval systems : dedicated to Prof. Dr. Werner Schultheis, the vigorous initiator of modern chem. documentation in Germany on the occasion of his 85th birthday (1983)
0.01
0.007962625 = product of:
0.039813124 = sum of:
0.039813124 = weight(_text_:r in 215) [ClassicSimilarity], result of:
0.039813124 = score(doc=215,freq=2.0), product of:
0.13607219 = queryWeight, product of:
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.041106213 = queryNorm
0.29258826 = fieldWeight in 215, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3102584 = idf(docFreq=4387, maxDocs=44218)
0.0625 = fieldNorm(doc=215)
0.2 = coord(1/5)
-
Langridge, D.W.: Subject analysis : principles and procedures (1989)
0.01
0.006817353 = product of:
0.034086764 = sum of:
0.034086764 = weight(_text_:u in 2021) [ClassicSimilarity], result of:
0.034086764 = score(doc=2021,freq=2.0), product of:
0.13460001 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.041106213 = queryNorm
0.25324488 = fieldWeight in 2021, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0546875 = fieldNorm(doc=2021)
0.2 = coord(1/5)
- Theme
- Grundlagen u. Einführungen: Allgemeine Literatur