-
Artymiuk, P.J.; Spriggs, R.V.; Willett, P.: Graph theoretic methods for the analysis of structural relationships in biological macromolecules (2005)
0.02
0.0205279 = product of:
0.0410558 = sum of:
0.0410558 = sum of:
0.003609657 = weight(_text_:s in 5258) [ClassicSimilarity], result of:
0.003609657 = score(doc=5258,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.072074346 = fieldWeight in 5258, 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=5258)
0.03744614 = weight(_text_:22 in 5258) [ClassicSimilarity], result of:
0.03744614 = score(doc=5258,freq=2.0), product of:
0.16130796 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046063907 = queryNorm
0.23214069 = fieldWeight in 5258, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=5258)
0.5 = coord(1/2)
- Date
- 22. 7.2006 14:40:10
- Source
- Journal of the American Society for Information Science and Technology. 56(2005) no.5, S.518-528
-
Al-Hawamdeh, S.; Smith, G.; Willett, P.: Paragraph-based access to full-text documents using a hypertext system (1991)
0.00
0.0034032175 = product of:
0.006806435 = sum of:
0.006806435 = product of:
0.01361287 = sum of:
0.01361287 = weight(_text_:s in 7504) [ClassicSimilarity], result of:
0.01361287 = score(doc=7504,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.2718094 = fieldWeight in 7504, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=7504)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Program. 25(1991), S.119-131
-
Griffiths, A.; Robinson, L.A.; Willett, P.: Hierarchic agglomerative clustering methods for automatic document classification (1984)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 2414) [ClassicSimilarity], result of:
0.009625752 = score(doc=2414,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 2414, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=2414)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 40(1984) no.3, S.175-205
-
Willett, P.: Recent trends in hierarchic document clustering : a critical review (1988)
0.00
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = product of:
0.009625752 = sum of:
0.009625752 = weight(_text_:s in 2604) [ClassicSimilarity], result of:
0.009625752 = score(doc=2604,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.19219826 = fieldWeight in 2604, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=2604)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 24(1988) no.5, S.577-597
-
Griffiths, A.; Luckhurst, H.C.; Willett, P.: Using interdocument similarity information in document retrieval systems (1986)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 2415) [ClassicSimilarity], result of:
0.008422533 = score(doc=2415,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 2415, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=2415)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the American Society for Information Science. 37(1986) no.1, S.3-11
-
Perry, R.; Willett, P.: ¬A revies of the use of inverted files for best match searching in information retrieval systems (1983)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 2701) [ClassicSimilarity], result of:
0.008422533 = score(doc=2701,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 2701, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=2701)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of information science. 6(1983), S.59-66
-
Ekmekcioglu, F.C.; Willett, P.: Effectiveness of stemming for Turkish text retrieval (2000)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 5423) [ClassicSimilarity], result of:
0.008422533 = score(doc=5423,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 5423, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=5423)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Program. 34(2000) no.2, S.195-200
-
Willett, P.; Robertson, S.: In memoriam: Karen Sparck Jones (2007)
0.00
0.0021056333 = product of:
0.0042112665 = sum of:
0.0042112665 = product of:
0.008422533 = sum of:
0.008422533 = weight(_text_:s in 833) [ClassicSimilarity], result of:
0.008422533 = score(doc=833,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.16817348 = fieldWeight in 833, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.109375 = fieldNorm(doc=833)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Al-Hawamdeh, S.; Smith, G.; Willett, P.; Vere, R. de: Using nearest-neighbour searching techniques to access full-text documents (1991)
0.00
0.0017016088 = product of:
0.0034032175 = sum of:
0.0034032175 = product of:
0.006806435 = sum of:
0.006806435 = weight(_text_:s in 2300) [ClassicSimilarity], result of:
0.006806435 = score(doc=2300,freq=4.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.1359047 = fieldWeight in 2300, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=2300)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Online review. 15(1991) nos.3/4, S.173-190
-
Willett, P.: Best-match text retrieval (1993)
0.00
0.0015040238 = product of:
0.0030080476 = sum of:
0.0030080476 = product of:
0.006016095 = sum of:
0.006016095 = weight(_text_:s in 7818) [ClassicSimilarity], result of:
0.006016095 = score(doc=7818,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.120123915 = fieldWeight in 7818, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.078125 = fieldNorm(doc=7818)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Library and information briefings. 1993, no.49, S.1-11
-
Spezi, V.; Wakeling, S.; Pinfield, S.; Creaser, C.; Fry, J.; Willett, P.: Open-access mega-journals : the future of scholarly communication or academic dumping ground? a review (2017)
0.00
0.001302523 = product of:
0.002605046 = sum of:
0.002605046 = product of:
0.005210092 = sum of:
0.005210092 = weight(_text_:s in 3548) [ClassicSimilarity], result of:
0.005210092 = score(doc=3548,freq=6.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.10403037 = fieldWeight in 3548, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=3548)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 73(2017) no.2, S.263-283
-
Wakeling, S.; Spezi, V.; Fry, J.; Creaser, C.; Pinfield, S.; Willett, P.: Academic communities : the role of journals and open-access mega-journals in scholarly communication (2019)
0.00
0.001302523 = product of:
0.002605046 = sum of:
0.002605046 = product of:
0.005210092 = sum of:
0.005210092 = weight(_text_:s in 4627) [ClassicSimilarity], result of:
0.005210092 = score(doc=4627,freq=6.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.10403037 = fieldWeight in 4627, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=4627)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 75(2019) no.1, S.120-139
-
Wakeling, S.; Creaser, C.; Pinfield, S.; Fry, J.; Spezi, V.; Willett, P.; Paramita, M.: Motivations, understandings, and experiences of open-access mega-journal authors : results of a large-scale survey (2019)
0.00
0.001302523 = product of:
0.002605046 = sum of:
0.002605046 = product of:
0.005210092 = sum of:
0.005210092 = weight(_text_:s in 5317) [ClassicSimilarity], result of:
0.005210092 = score(doc=5317,freq=6.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.10403037 = fieldWeight in 5317, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=5317)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of the Association for Information Science and Technology. 70(2019) no.7, S.754-768
-
Shaw, R.J.; Willett, P.: On the non-random nature of nearest-neighbour document clusters (1993)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 5817) [ClassicSimilarity], result of:
0.004812876 = score(doc=5817,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 5817, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=5817)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 29(1993) no.4, S.449-452
-
Jones, G.; Robertson, A.M.; Willett, P.: ¬An introduction to genetic algorithms and to their use in information retrieval (1994)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 7415) [ClassicSimilarity], result of:
0.004812876 = score(doc=7415,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 7415, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=7415)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Online and CD-ROM review. 18(1994) no.1, S.3-12
-
Robertson, A.M.; Willett, P.: Identification of word-variants in historical text databases : report for the period October 1990 to September 1992 (1994)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 939) [ClassicSimilarity], result of:
0.004812876 = score(doc=939,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 939, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=939)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- 112 S
-
Furner-Hines, J.; Willett, P.: ¬The use of hypertext in libraries in the United Kingdom (1994)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 1792) [ClassicSimilarity], result of:
0.004812876 = score(doc=1792,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 1792, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=1792)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Vine. 1994, no.97, S.45-49
-
Robertson, A.M.; Willett, P.: Use of genetic algorithms in information retrieval (1995)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 2418) [ClassicSimilarity], result of:
0.004812876 = score(doc=2418,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 2418, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=2418)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Pages
- 63 S
-
Ingwersen, P.; Willett, P.: ¬An introduction to algorithmic and cognitive approaches for information retrieval (1995)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 4344) [ClassicSimilarity], result of:
0.004812876 = score(doc=4344,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 4344, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=4344)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Libri. 45(1995) nos.3/4, S.160-177
-
Robertson, M.; Willett, P.: ¬An upperbound to the performance of ranked output searching : optimal weighting of query terms using a genetic algorithms (1996)
0.00
0.001203219 = product of:
0.002406438 = sum of:
0.002406438 = product of:
0.004812876 = sum of:
0.004812876 = weight(_text_:s in 6977) [ClassicSimilarity], result of:
0.004812876 = score(doc=6977,freq=2.0), product of:
0.05008241 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046063907 = queryNorm
0.09609913 = fieldWeight in 6977, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=6977)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Journal of documentation. 52(1996) no.4, S.405-420