-
Haake, E.; Blenkle, M.; Ellis, R.; Zillmann, H.: Nur die ersten Drei zählen! : Optimierung der Rankingverfahren über Popularitätsfaktoren bei der Elektronischen Bibliothek Bremen (E-LIB) (2015)
0.00
0.0010393964 = product of:
0.0020787928 = sum of:
0.0020787928 = product of:
0.0041575856 = sum of:
0.0041575856 = weight(_text_:s in 2150) [ClassicSimilarity], result of:
0.0041575856 = score(doc=2150,freq=2.0), product of:
0.057684682 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.053056188 = queryNorm
0.072074346 = fieldWeight in 2150, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=2150)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- o-bib: Das offene Bibliotheksjournal. 2(2015) Nr.2, S.33-42
-
Blenkle, M.; Ellis, R.; Haake, E.: E-LIB Bremen : Automatische Empfehlungsdienste für Fachdatenbanken im Bibliothekskatalog / Metadatenpools als Wissensbasis für bestandsunabhängige Services (2009)
0.00
8.6616375E-4 = product of:
0.0017323275 = sum of:
0.0017323275 = product of:
0.003464655 = sum of:
0.003464655 = weight(_text_:s in 2479) [ClassicSimilarity], result of:
0.003464655 = score(doc=2479,freq=2.0), product of:
0.057684682 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.053056188 = queryNorm
0.060061958 = fieldWeight in 2479, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=2479)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bibliotheksdienst. 43(2009) H.6, S.618-625
-
Ellis, R.; Hindersmann, J.: Volltext- und Katalogverlinkungen in Online-Datenbanken (2003)
0.00
5.196982E-4 = product of:
0.0010393964 = sum of:
0.0010393964 = product of:
0.0020787928 = sum of:
0.0020787928 = weight(_text_:s in 1486) [ClassicSimilarity], result of:
0.0020787928 = score(doc=1486,freq=2.0), product of:
0.057684682 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.053056188 = queryNorm
0.036037173 = fieldWeight in 1486, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0234375 = fieldNorm(doc=1486)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Bibliotheksdienst. 37(2003) H.3, S.336-347