-
Lancaster, F.W.: Vocabulary control for information retrieval (1986)
0.01
0.006913107 = product of:
0.04147864 = sum of:
0.022887832 = weight(_text_:information in 217) [ClassicSimilarity], result of:
0.022887832 = score(doc=217,freq=12.0), product of:
0.060219705 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.03430388 = queryNorm
0.38007212 = fieldWeight in 217, product of:
3.4641016 = tf(freq=12.0), with freq of:
12.0 = termFreq=12.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.01859081 = product of:
0.03718162 = sum of:
0.03718162 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
0.03718162 = score(doc=217,freq=2.0), product of:
0.120126344 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03430388 = 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)
0.16666667 = coord(2/12)
- Date
- 22. 4.2007 10:07:51
- Imprint
- Arlington, VA : Information Resources Pr.
- LCSH
- Information retrieval
- RSWK
- Information Retrieval / Terminologische Kontrolle
- Subject
- Information Retrieval / Terminologische Kontrolle
Information retrieval
-
Lancaster, F.W.: Libraries and librarians in an age of electronics (1982)
0.00
0.0019466495 = product of:
0.023359794 = sum of:
0.023359794 = weight(_text_:information in 6184) [ClassicSimilarity], result of:
0.023359794 = score(doc=6184,freq=2.0), product of:
0.060219705 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.03430388 = queryNorm
0.38790947 = fieldWeight in 6184, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.15625 = fieldNorm(doc=6184)
0.083333336 = coord(1/12)
- Imprint
- Arlington, Va : Information Resources press
-
Lancaster, F.W.; Smith, L.C.: Compatibility issues affecting information systems and services (1983)
0.00
0.0019466495 = product of:
0.023359794 = sum of:
0.023359794 = weight(_text_:information in 7130) [ClassicSimilarity], result of:
0.023359794 = score(doc=7130,freq=2.0), product of:
0.060219705 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.03430388 = queryNorm
0.38790947 = fieldWeight in 7130, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.15625 = fieldNorm(doc=7130)
0.083333336 = coord(1/12)