Search (3 results, page 1 of 1)
- Did you mean:
- rvk_ss%3a%2200 4000 biologie %2f bibliographien und nachschlagewerke%2c geschichte und didaktik%2c lehre%c3%bücher der biologie %2f biologie und philosophie%2c erkenntnis- und wissenschaftstheorie%22 3
- rvk_ss%3a%2200 4000 biologie %2f bibliographien und nachschlagewerke%2c geschichte und didaktik%2c lehre%c3%bucher der biologie %2f biologie und philosophie%2c erkenntnis- und wissenschaftstheorie%22 3
- rvk_ss%3a%2200 4000 biologie %2f bibliographien und nachschlagewerke%2c geschichte und didaktik%2c lehre%c3%bücher der biologia %2f biologie und philosophie%2c erkenntnis- und wissenschaftstheorie%22 3
- rvk_ss%3a%2200 4000 biologie %2f bibliographien und nachschlagewerke%2c geschichte und didaktik%2c lehre%c3%bücher der biologie %2f biologia und philosophie%2c erkenntnis- und wissenschaftstheorie%22 3
- rvk_ss%3a%2200 4000 biologie %2f bibliographien und nachschlagewerke%2c geschichte und didaktik%2c lehre%c3%bücher der biologie %2f biologie und philosophie%2c erkenntnise- und wissenschaftstheorie%22 3
-
Meadow, C.T.: Text information retrieval systems (1992)
0.01
0.012876918 = product of: 0.06438459 = sum of: 0.016096147 = weight(_text_:und in 1519) [ClassicSimilarity], result of: 0.016096147 = score(doc=1519,freq=12.0), product of: 0.05366975 = queryWeight, product of: 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.024215192 = queryNorm 0.29991096 = fieldWeight in 1519, product of: 3.4641016 = tf(freq=12.0), with freq of: 12.0 = termFreq=12.0 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.0390625 = fieldNorm(doc=1519) 0.016096147 = weight(_text_:und in 1519) [ClassicSimilarity], result of: 0.016096147 = score(doc=1519,freq=12.0), product of: 0.05366975 = queryWeight, product of: 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.024215192 = queryNorm 0.29991096 = fieldWeight in 1519, product of: 3.4641016 = tf(freq=12.0), with freq of: 12.0 = termFreq=12.0 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.0390625 = fieldNorm(doc=1519) 0.016096147 = weight(_text_:und in 1519) [ClassicSimilarity], result of: 0.016096147 = score(doc=1519,freq=12.0), product of: 0.05366975 = queryWeight, product of: 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.024215192 = queryNorm 0.29991096 = fieldWeight in 1519, product of: 3.4641016 = tf(freq=12.0), with freq of: 12.0 = termFreq=12.0 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.0390625 = fieldNorm(doc=1519) 0.016096147 = weight(_text_:und in 1519) [ClassicSimilarity], result of: 0.016096147 = score(doc=1519,freq=12.0), product of: 0.05366975 = queryWeight, product of: 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.024215192 = queryNorm 0.29991096 = fieldWeight in 1519, product of: 3.4641016 = tf(freq=12.0), with freq of: 12.0 = termFreq=12.0 2.216367 = idf(docFreq=13101, maxDocs=44218) 0.0390625 = fieldNorm(doc=1519) 0.2 = coord(4/20)
- Classification
- AN 96500 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationsvermittlung, Informationsplanung / Informationsbedarf
ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme - RVK
- AN 96500 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationsvermittlung, Informationsplanung / Informationsbedarf
ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
-
Meadow, C.T.: Speculations on the measurement and use of user characteristics in information retrieval experimentation (1994)
0.00
5.7414424E-4 = product of: 0.011482884 = sum of: 0.011482884 = product of: 0.022965768 = sum of: 0.022965768 = weight(_text_:22 in 1795) [ClassicSimilarity], result of: 0.022965768 = score(doc=1795,freq=2.0), product of: 0.08479747 = queryWeight, product of: 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.024215192 = queryNorm 0.2708308 = fieldWeight in 1795, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.0546875 = fieldNorm(doc=1795) 0.5 = coord(1/2) 0.05 = coord(1/20)
- Source
- Canadian journal of information and library science. 19(1994) no.4, S.1-22
-
Meadow, C.T.: ¬A proposed method of measuring the utility of individual information retrieval tools (1996)
0.00
5.7414424E-4 = product of: 0.011482884 = sum of: 0.011482884 = product of: 0.022965768 = sum of: 0.022965768 = weight(_text_:22 in 6611) [ClassicSimilarity], result of: 0.022965768 = score(doc=6611,freq=2.0), product of: 0.08479747 = queryWeight, product of: 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.024215192 = queryNorm 0.2708308 = fieldWeight in 6611, product of: 1.4142135 = tf(freq=2.0), with freq of: 2.0 = termFreq=2.0 3.5018296 = idf(docFreq=3622, maxDocs=44218) 0.0546875 = fieldNorm(doc=6611) 0.5 = coord(1/2) 0.05 = coord(1/20)
- Source
- Canadian journal of information and library science. 21(1996) no.1, S.22-34
Subjects
Classifications
- 025.04 / dc20 1
- AN 96500 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationsvermittlung, Informationsplanung / Informationsbedarf 1
- AZE (DU) 1
- BCA (FH K) 1
- ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme 1
- TWY (DU) 1
- Z699.M413 1992 1
- More… Less…