Rowley, J.E.: Organising knowledge : An introduction to information retrieval (1987)
0.01
0.013414273 = product of:
0.093899906 = sum of:
0.02365729 = weight(_text_:information in 4291) [ClassicSimilarity], result of:
0.02365729 = score(doc=4291,freq=10.0), product of:
0.0545481 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.031073077 = queryNorm
0.43369597 = fieldWeight in 4291, product of:
3.1622777 = tf(freq=10.0), with freq of:
10.0 = termFreq=10.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.078125 = fieldNorm(doc=4291)
0.07024261 = weight(_text_:retrieval in 4291) [ClassicSimilarity], result of:
0.07024261 = score(doc=4291,freq=10.0), product of:
0.09399342 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.031073077 = queryNorm
0.74731416 = fieldWeight in 4291, product of:
3.1622777 = tf(freq=10.0), with freq of:
10.0 = termFreq=10.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.078125 = fieldNorm(doc=4291)
0.14285715 = coord(2/14)
- LCSH
- Information storage and retrieval systems
- PRECIS
- Information retrieval systems
- Subject
- Information storage and retrieval systems
Information retrieval systems
Rijsbergen, C.J. van: Information retrieval (1979)
0.01
0.011110387 = product of:
0.07777271 = sum of:
0.01959418 = weight(_text_:information in 856) [ClassicSimilarity], result of:
0.01959418 = score(doc=856,freq=14.0), product of:
0.0545481 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.031073077 = queryNorm
0.3592092 = fieldWeight in 856, product of:
3.7416575 = tf(freq=14.0), with freq of:
14.0 = termFreq=14.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.0546875 = fieldNorm(doc=856)
0.058178525 = weight(_text_:retrieval in 856) [ClassicSimilarity], result of:
0.058178525 = score(doc=856,freq=14.0), product of:
0.09399342 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.031073077 = queryNorm
0.61896384 = fieldWeight in 856, product of:
3.7416575 = tf(freq=14.0), with freq of:
14.0 = termFreq=14.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.0546875 = fieldNorm(doc=856)
0.14285715 = coord(2/14)
- LCSH
- Information storage and retrieval systems
- RSWK
- Information Retrieval
Datenverarbeitung / Information Retrieval
- Subject
- Information Retrieval
Datenverarbeitung / Information Retrieval
Information storage and retrieval systems