-
Ding, Y.; Chowdhury, G.; Foo, S.: Organsising keywords in a Web search environment : a methodology based on co-word analysis (2000)
0.08
0.08388373 = product of:
0.13980621 = sum of:
0.031402025 = product of:
0.06280405 = sum of:
0.06280405 = weight(_text_:y in 105) [ClassicSimilarity], result of:
0.06280405 = score(doc=105,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.3190201 = fieldWeight in 105, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.046875 = fieldNorm(doc=105)
0.5 = coord(1/2)
0.004533442 = weight(_text_:s in 105) [ClassicSimilarity], result of:
0.004533442 = score(doc=105,freq=4.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.101928525 = fieldWeight in 105, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.046875 = fieldNorm(doc=105)
0.10387074 = product of:
0.20774148 = sum of:
0.20774148 = weight(_text_:foo in 105) [ClassicSimilarity], result of:
0.20774148 = score(doc=105,freq=2.0), product of:
0.35804483 = queryWeight, product of:
8.752448 = idf(docFreq=18, maxDocs=44218)
0.040907964 = queryNorm
0.5802108 = fieldWeight in 105, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
8.752448 = idf(docFreq=18, maxDocs=44218)
0.046875 = fieldNorm(doc=105)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Pages
- S.327-332
-
Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983)
0.07
0.06847307 = product of:
0.11412178 = sum of:
0.06784473 = weight(_text_:u in 2134) [ClassicSimilarity], result of:
0.06784473 = score(doc=2134,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.50648975 = fieldWeight in 2134, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.109375 = fieldNorm(doc=2134)
0.0074797976 = weight(_text_:s in 2134) [ClassicSimilarity], result of:
0.0074797976 = score(doc=2134,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.16817348 = fieldWeight in 2134, 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=2134)
0.03879725 = product of:
0.0775945 = sum of:
0.0775945 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
0.0775945 = score(doc=2134,freq=2.0), product of:
0.14325272 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.040907964 = queryNorm
0.5416616 = fieldWeight in 2134, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=2134)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Date
- 30. 3.2001 13:32:22
- Source
- Computer journal. 26(1983), S.239-246
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Wartik, S.; Fox, E.; Heath, L.; Chen, Q.-F.: Hashing algorithms (1992)
0.04
0.04402432 = product of:
0.07337386 = sum of:
0.028560856 = product of:
0.057121713 = sum of:
0.057121713 = weight(_text_:l in 3510) [ClassicSimilarity], result of:
0.057121713 = score(doc=3510,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.35131297 = fieldWeight in 3510, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0625 = fieldNorm(doc=3510)
0.5 = coord(1/2)
0.038768418 = weight(_text_:u in 3510) [ClassicSimilarity], result of:
0.038768418 = score(doc=3510,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.28942272 = fieldWeight in 3510, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0625 = fieldNorm(doc=3510)
0.0060445894 = weight(_text_:s in 3510) [ClassicSimilarity], result of:
0.0060445894 = score(doc=3510,freq=4.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.1359047 = fieldWeight in 3510, 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=3510)
0.6 = coord(3/5)
- Pages
- S.293-362
- Source
- Information retrieval: data structures and algorithms. Ed.: W.B. Frakes u. R. Baeza-Yates
-
Faloutsos, C.: Signature files (1992)
0.04
0.03912747 = product of:
0.06521244 = sum of:
0.038768418 = weight(_text_:u in 3499) [ClassicSimilarity], result of:
0.038768418 = score(doc=3499,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.28942272 = fieldWeight in 3499, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0625 = fieldNorm(doc=3499)
0.00427417 = weight(_text_:s in 3499) [ClassicSimilarity], result of:
0.00427417 = score(doc=3499,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.09609913 = fieldWeight in 3499, 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=3499)
0.022169856 = product of:
0.044339713 = sum of:
0.044339713 = weight(_text_:22 in 3499) [ClassicSimilarity], result of:
0.044339713 = score(doc=3499,freq=2.0), product of:
0.14325272 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.040907964 = queryNorm
0.30952093 = fieldWeight in 3499, 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=3499)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Date
- 7. 5.1999 15:22:48
- Pages
- S.44-65
- Source
- Information retrieval: data structures and algorithms. Ed.: W.B. Frakes u. R. Baeza-Yates
-
Chen, H.; Zhang, Y.; Houston, A.L.: Semantic indexing and searching using a Hopfield net (1998)
0.04
0.03821038 = product of:
0.063683964 = sum of:
0.031402025 = product of:
0.06280405 = sum of:
0.06280405 = weight(_text_:y in 5704) [ClassicSimilarity], result of:
0.06280405 = score(doc=5704,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.3190201 = fieldWeight in 5704, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.046875 = fieldNorm(doc=5704)
0.5 = coord(1/2)
0.029076312 = weight(_text_:u in 5704) [ClassicSimilarity], result of:
0.029076312 = score(doc=5704,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.21706703 = fieldWeight in 5704, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=5704)
0.0032056274 = weight(_text_:s in 5704) [ClassicSimilarity], result of:
0.0032056274 = score(doc=5704,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.072074346 = fieldWeight in 5704, 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=5704)
0.6 = coord(3/5)
- Source
- Journal of information science. 24(1998) no.1, S.3-18
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Nie, J.-Y.: Query expansion and query translation as logical inference (2003)
0.04
0.03821038 = product of:
0.063683964 = sum of:
0.031402025 = product of:
0.06280405 = sum of:
0.06280405 = weight(_text_:y in 1425) [ClassicSimilarity], result of:
0.06280405 = score(doc=1425,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.3190201 = fieldWeight in 1425, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.046875 = fieldNorm(doc=1425)
0.5 = coord(1/2)
0.029076312 = weight(_text_:u in 1425) [ClassicSimilarity], result of:
0.029076312 = score(doc=1425,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.21706703 = fieldWeight in 1425, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=1425)
0.0032056274 = weight(_text_:s in 1425) [ClassicSimilarity], result of:
0.0032056274 = score(doc=1425,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.072074346 = fieldWeight in 1425, 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=1425)
0.6 = coord(3/5)
- Source
- Journal of the American Society for Information Science and technology. 54(2003) no.4, S.335-346
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Klas, C.-P.; Fuhr, N.; Schaefer, A.: Evaluating strategic support for information access in the DAFFODIL system (2004)
0.04
0.036571883 = product of:
0.060953133 = sum of:
0.041120116 = weight(_text_:u in 2419) [ClassicSimilarity], result of:
0.041120116 = score(doc=2419,freq=4.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.30697915 = fieldWeight in 2419, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.046875 = fieldNorm(doc=2419)
0.0032056274 = weight(_text_:s in 2419) [ClassicSimilarity], result of:
0.0032056274 = score(doc=2419,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.072074346 = fieldWeight in 2419, 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=2419)
0.016627392 = product of:
0.033254784 = sum of:
0.033254784 = weight(_text_:22 in 2419) [ClassicSimilarity], result of:
0.033254784 = score(doc=2419,freq=2.0), product of:
0.14325272 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.040907964 = queryNorm
0.23214069 = fieldWeight in 2419, 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=2419)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Date
- 16.11.2008 16:22:48
- Pages
- S.476-487
- Source
- Research and advanced technology for digital libraries : 8th European conference, ECDL 2004, Bath, UK, September 12-17, 2004 : proceedings. Eds.: Heery, R. u. E. Lyon
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Liu, R.-L.; Huang, Y.-C.: Ranker enhancement for proximity-based ranking of biomedical texts (2011)
0.04
0.036283653 = product of:
0.09070913 = sum of:
0.088037774 = sum of:
0.052336708 = weight(_text_:y in 4947) [ClassicSimilarity], result of:
0.052336708 = score(doc=4947,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.26585007 = fieldWeight in 4947, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0390625 = fieldNorm(doc=4947)
0.03570107 = weight(_text_:l in 4947) [ClassicSimilarity], result of:
0.03570107 = score(doc=4947,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.2195706 = fieldWeight in 4947, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=4947)
0.0026713563 = weight(_text_:s in 4947) [ClassicSimilarity], result of:
0.0026713563 = score(doc=4947,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.060061958 = fieldWeight in 4947, 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=4947)
0.4 = coord(2/5)
- Source
- Journal of the American Society for Information Science and Technology. 62(2011) no.12, S.2479-2495
-
Hubert, G.; Pitarch, Y.; Pinel-Sauvagnat, K.; Tournier, R.; Laporte, L.: TournaRank : when retrieval becomes document competition (2018)
0.04
0.036283653 = product of:
0.09070913 = sum of:
0.088037774 = sum of:
0.052336708 = weight(_text_:y in 5087) [ClassicSimilarity], result of:
0.052336708 = score(doc=5087,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.26585007 = fieldWeight in 5087, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0390625 = fieldNorm(doc=5087)
0.03570107 = weight(_text_:l in 5087) [ClassicSimilarity], result of:
0.03570107 = score(doc=5087,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.2195706 = fieldWeight in 5087, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=5087)
0.0026713563 = weight(_text_:s in 5087) [ClassicSimilarity], result of:
0.0026713563 = score(doc=5087,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.060061958 = fieldWeight in 5087, 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=5087)
0.4 = coord(2/5)
- Source
- Information processing and management. 54(2018) no.2, S.252-272
-
Information retrieval : data structures and algorithms (1992)
0.04
0.035196457 = product of:
0.058660757 = sum of:
0.017850535 = product of:
0.03570107 = sum of:
0.03570107 = weight(_text_:l in 3495) [ClassicSimilarity], result of:
0.03570107 = score(doc=3495,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.2195706 = fieldWeight in 3495, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=3495)
0.5 = coord(1/2)
0.034266762 = weight(_text_:u in 3495) [ClassicSimilarity], result of:
0.034266762 = score(doc=3495,freq=4.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.25581595 = fieldWeight in 3495, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0390625 = fieldNorm(doc=3495)
0.00654346 = weight(_text_:s in 3495) [ClassicSimilarity], result of:
0.00654346 = score(doc=3495,freq=12.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.14712115 = fieldWeight in 3495, product of:
3.4641016 = tf(freq=12.0), with freq of:
12.0 = termFreq=12.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0390625 = fieldNorm(doc=3495)
0.6 = coord(3/5)
- Content
- An edited volume containing data structures and algorithms for information retrieval including a disk with examples written in C. for prgrammers and students interested in parsing text, automated indexing, its the first collection in book form of the basic data structures and algorithms that are critical to the storage and retrieval of documents. ------------------Enthält die Kapitel: FRAKES, W.B.: Introduction to information storage and retrieval systems; BAEZA-YATES, R.S.: Introduction to data structures and algorithms related to information retrieval; HARMAN, D. u.a.: Inverted files; FALOUTSOS, C.: Signature files; GONNET, G.H. u.a.: New indices for text: PAT trees and PAT arrays; FORD, D.A. u. S. CHRISTODOULAKIS: File organizations for optical disks; FOX, C.: Lexical analysis and stoplists; FRAKES, W.B.: Stemming algorithms; SRINIVASAN, P.: Thesaurus construction; BAEZA-YATES, R.A.: String searching algorithms; HARMAN, D.: Relevance feedback and other query modification techniques; WARTIK, S.: Boolean operators; WARTIK, S. u.a.: Hashing algorithms; HARMAN, D.: Ranking algorithms; FOX, E.: u.a.: Extended Boolean models; RASMUSSEN, E.: Clustering algorithms; HOLLAAR, L.: Special-purpose hardware for information retrieval; STANFILL, C.: Parallel information retrieval algorithms
- Editor
- Frakes, W.B. u. R. Baeza-Yates
- Footnote
- Rez. in: Computing reviews. July 1993, S.341-342 (G. Salton)
- Pages
- 504 S
- Type
- s
-
Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.03
0.034236535 = product of:
0.05706089 = sum of:
0.033922367 = weight(_text_:u in 1319) [ClassicSimilarity], result of:
0.033922367 = score(doc=1319,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.25324488 = fieldWeight in 1319, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0546875 = fieldNorm(doc=1319)
0.0037398988 = weight(_text_:s in 1319) [ClassicSimilarity], result of:
0.0037398988 = score(doc=1319,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.08408674 = fieldWeight in 1319, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0546875 = fieldNorm(doc=1319)
0.019398624 = product of:
0.03879725 = sum of:
0.03879725 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.03879725 = score(doc=1319,freq=2.0), product of:
0.14325272 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.040907964 = queryNorm
0.2708308 = fieldWeight in 1319, 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=1319)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Date
- 1. 8.1996 22:08:06
- Source
- Computer networks and ISDN systems. 30(1998) nos.1/7, S.621-623
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Bornmann, L.; Mutz, R.: From P100 to P100' : a new citation-rank approach (2014)
0.03
0.033002928 = product of:
0.05500488 = sum of:
0.028560856 = product of:
0.057121713 = sum of:
0.057121713 = weight(_text_:l in 1431) [ClassicSimilarity], result of:
0.057121713 = score(doc=1431,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.35131297 = fieldWeight in 1431, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0625 = fieldNorm(doc=1431)
0.5 = coord(1/2)
0.00427417 = weight(_text_:s in 1431) [ClassicSimilarity], result of:
0.00427417 = score(doc=1431,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.09609913 = fieldWeight in 1431, 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=1431)
0.022169856 = product of:
0.044339713 = sum of:
0.044339713 = weight(_text_:22 in 1431) [ClassicSimilarity], result of:
0.044339713 = score(doc=1431,freq=2.0), product of:
0.14325272 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.040907964 = queryNorm
0.30952093 = fieldWeight in 1431, 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=1431)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Date
- 22. 8.2014 17:05:18
- Source
- Journal of the Association for Information Science and Technology. 65(2014) no.9, S.1939-1943
-
Tober, M.; Hennig, L.; Furch, D.: SEO Ranking-Faktoren und Rang-Korrelationen 2014 : Google Deutschland (2014)
0.03
0.033002928 = product of:
0.05500488 = sum of:
0.028560856 = product of:
0.057121713 = sum of:
0.057121713 = weight(_text_:l in 1484) [ClassicSimilarity], result of:
0.057121713 = score(doc=1484,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.35131297 = fieldWeight in 1484, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0625 = fieldNorm(doc=1484)
0.5 = coord(1/2)
0.00427417 = weight(_text_:s in 1484) [ClassicSimilarity], result of:
0.00427417 = score(doc=1484,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.09609913 = fieldWeight in 1484, 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=1484)
0.022169856 = product of:
0.044339713 = sum of:
0.044339713 = weight(_text_:22 in 1484) [ClassicSimilarity], result of:
0.044339713 = score(doc=1484,freq=2.0), product of:
0.14325272 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.040907964 = queryNorm
0.30952093 = fieldWeight in 1484, 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=1484)
0.5 = coord(1/2)
0.6 = coord(3/5)
- Date
- 13. 9.2014 14:45:22
- Pages
- 91 S
-
Zhang, D.; Dong, Y.: ¬An effective algorithm to rank Web resources (2000)
0.03
0.032300472 = product of:
0.08075118 = sum of:
0.07327139 = product of:
0.14654277 = sum of:
0.14654277 = weight(_text_:y in 3662) [ClassicSimilarity], result of:
0.14654277 = score(doc=3662,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.7443802 = fieldWeight in 3662, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.109375 = fieldNorm(doc=3662)
0.5 = coord(1/2)
0.0074797976 = weight(_text_:s in 3662) [ClassicSimilarity], result of:
0.0074797976 = score(doc=3662,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.16817348 = fieldWeight in 3662, 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=3662)
0.4 = coord(2/5)
- Source
- Computer networks. 33(2000) nos.1/6, S.449-455
-
Xu, B.; Lin, H.; Lin, Y.: Assessment of learning to rank methods for query expansion (2016)
0.03
0.031841986 = product of:
0.053069975 = sum of:
0.026168354 = product of:
0.052336708 = sum of:
0.052336708 = weight(_text_:y in 2929) [ClassicSimilarity], result of:
0.052336708 = score(doc=2929,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.26585007 = fieldWeight in 2929, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.0390625 = fieldNorm(doc=2929)
0.5 = coord(1/2)
0.024230262 = weight(_text_:u in 2929) [ClassicSimilarity], result of:
0.024230262 = score(doc=2929,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.1808892 = fieldWeight in 2929, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0390625 = fieldNorm(doc=2929)
0.0026713563 = weight(_text_:s in 2929) [ClassicSimilarity], result of:
0.0026713563 = score(doc=2929,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.060061958 = fieldWeight in 2929, 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=2929)
0.6 = coord(3/5)
- Source
- Journal of the Association for Information Science and Technology. 67(2016) no.6, S.1345-1357
- Theme
- Semantisches Umfeld in Indexierung u. Retrieval
-
Okada, M.; Ando, K.; Lee, S.S.; Hayashi, Y.; Aoe, J.I.: ¬An efficient substring search method by using delayed keyword extraction (2001)
0.03
0.027686123 = product of:
0.069215305 = sum of:
0.06280405 = product of:
0.1256081 = sum of:
0.1256081 = weight(_text_:y in 6415) [ClassicSimilarity], result of:
0.1256081 = score(doc=6415,freq=2.0), product of:
0.1968655 = queryWeight, product of:
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.040907964 = queryNorm
0.6380402 = fieldWeight in 6415, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8124003 = idf(docFreq=976, maxDocs=44218)
0.09375 = fieldNorm(doc=6415)
0.5 = coord(1/2)
0.006411255 = weight(_text_:s in 6415) [ClassicSimilarity], result of:
0.006411255 = score(doc=6415,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.14414869 = fieldWeight in 6415, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=6415)
0.4 = coord(2/5)
- Source
- Information processing and management. 37(2001) no.5, S.741-761
-
Robertson, S.E.: ¬The probability ranking principle in IR (1977)
0.03
0.026887804 = product of:
0.06721951 = sum of:
0.058152623 = weight(_text_:u in 1935) [ClassicSimilarity], result of:
0.058152623 = score(doc=1935,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.43413407 = fieldWeight in 1935, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.09375 = fieldNorm(doc=1935)
0.009066884 = weight(_text_:s in 1935) [ClassicSimilarity], result of:
0.009066884 = score(doc=1935,freq=4.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.20385705 = fieldWeight in 1935, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=1935)
0.4 = coord(2/5)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willet. San Francisco: Morgan Kaufmann 1997. S.281-286.
- Source
- Journal of documentation. 33(1977), S.294-304
-
Salton, G.; Buckley, C.: Term-weighting approaches in automatic text retrieval (1988)
0.03
0.026887804 = product of:
0.06721951 = sum of:
0.058152623 = weight(_text_:u in 1938) [ClassicSimilarity], result of:
0.058152623 = score(doc=1938,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.43413407 = fieldWeight in 1938, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.09375 = fieldNorm(doc=1938)
0.009066884 = weight(_text_:s in 1938) [ClassicSimilarity], result of:
0.009066884 = score(doc=1938,freq=4.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.20385705 = fieldWeight in 1938, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=1938)
0.4 = coord(2/5)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.323-328.
- Source
- Information processing and management. 24(1988) no.5, S.513-523
-
Sparck Jones, K.: Search term relevance weighting given little relevance information (1979)
0.03
0.026887804 = product of:
0.06721951 = sum of:
0.058152623 = weight(_text_:u in 1939) [ClassicSimilarity], result of:
0.058152623 = score(doc=1939,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.43413407 = fieldWeight in 1939, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.09375 = fieldNorm(doc=1939)
0.009066884 = weight(_text_:s in 1939) [ClassicSimilarity], result of:
0.009066884 = score(doc=1939,freq=4.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.20385705 = fieldWeight in 1939, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.09375 = fieldNorm(doc=1939)
0.4 = coord(2/5)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.329-338.
- Source
- Journal of documentation. 35(1979), S.30-48
-
Kantor, P.; Kim, M.H.; Ibraev, U.; Atasoy, K.: Estimating the number of relevant documents in enormous collections (1999)
0.03
0.026851295 = product of:
0.044752154 = sum of:
0.017850535 = product of:
0.03570107 = sum of:
0.03570107 = weight(_text_:l in 6690) [ClassicSimilarity], result of:
0.03570107 = score(doc=6690,freq=2.0), product of:
0.16259494 = queryWeight, product of:
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.040907964 = queryNorm
0.2195706 = fieldWeight in 6690, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.9746525 = idf(docFreq=2257, maxDocs=44218)
0.0390625 = fieldNorm(doc=6690)
0.5 = coord(1/2)
0.024230262 = weight(_text_:u in 6690) [ClassicSimilarity], result of:
0.024230262 = score(doc=6690,freq=2.0), product of:
0.13395084 = queryWeight, product of:
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.040907964 = queryNorm
0.1808892 = fieldWeight in 6690, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2744443 = idf(docFreq=4547, maxDocs=44218)
0.0390625 = fieldNorm(doc=6690)
0.0026713563 = weight(_text_:s in 6690) [ClassicSimilarity], result of:
0.0026713563 = score(doc=6690,freq=2.0), product of:
0.044476677 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.040907964 = queryNorm
0.060061958 = fieldWeight in 6690, 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=6690)
0.6 = coord(3/5)
- Pages
- S.507-514
- Source
- Knowledge: creation, organization and use. Proceedings of the 62nd Annual Meeting of the American Society for Information Science, 31.10.-4.11.1999. Ed.: L. Woods