-
Qi, Q.; Hessen, D.J.; Heijden, P.G.M. van der: Improving information retrieval through correspondenceanalysis instead of latent semantic analysis (2023)
0.00
0.0029684675 = product of:
0.01187387 = sum of:
0.01187387 = product of:
0.03562161 = sum of:
0.03562161 = weight(_text_:29 in 1045) [ClassicSimilarity], result of:
0.03562161 = score(doc=1045,freq=2.0), product of:
0.15275662 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.043425296 = queryNorm
0.23319192 = fieldWeight in 1045, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.046875 = fieldNorm(doc=1045)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 15. 9.2023 12:28:29
-
Fuhr, N.: Modelle im Information Retrieval (2023)
0.00
0.0024737231 = product of:
0.009894893 = sum of:
0.009894893 = product of:
0.029684676 = sum of:
0.029684676 = weight(_text_:29 in 800) [ClassicSimilarity], result of:
0.029684676 = score(doc=800,freq=2.0), product of:
0.15275662 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.043425296 = queryNorm
0.19432661 = fieldWeight in 800, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0390625 = fieldNorm(doc=800)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 24.11.2022 17:20:29
-
Dang, E.K.F.; Luk, R.W.P.; Allan, J.: ¬A retrieval model family based on the probability ranking principle for ad hoc retrieval (2022)
0.00
0.0019419387 = product of:
0.0077677546 = sum of:
0.0077677546 = product of:
0.023303263 = sum of:
0.023303263 = weight(_text_:science in 638) [ClassicSimilarity], result of:
0.023303263 = score(doc=638,freq=2.0), product of:
0.11438741 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.043425296 = queryNorm
0.20372227 = fieldWeight in 638, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0546875 = fieldNorm(doc=638)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Journal of the Association for Information Science and Technology. 73(2022) no.8, S.1140-1154
-
Liu, J.; Liu, C.: Personalization in text information retrieval : a survey (2020)
0.00
0.0016645187 = product of:
0.006658075 = sum of:
0.006658075 = product of:
0.019974224 = sum of:
0.019974224 = weight(_text_:science in 5761) [ClassicSimilarity], result of:
0.019974224 = score(doc=5761,freq=2.0), product of:
0.11438741 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.043425296 = queryNorm
0.17461908 = fieldWeight in 5761, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.046875 = fieldNorm(doc=5761)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Journal of the Association for Information Science and Technology. 71(2020) no.3, S.349-369
-
Pan, M.; Huang, J.X.; He, T.; Mao, Z.; Ying, Z.; Tu, X.: ¬A simple kernel co-occurrence-based enhancement for pseudo-relevance feedback (2020)
0.00
0.001387099 = product of:
0.005548396 = sum of:
0.005548396 = product of:
0.016645188 = sum of:
0.016645188 = weight(_text_:science in 5678) [ClassicSimilarity], result of:
0.016645188 = score(doc=5678,freq=2.0), product of:
0.11438741 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.043425296 = queryNorm
0.1455159 = fieldWeight in 5678, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0390625 = fieldNorm(doc=5678)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Journal of the Association for Information Science and Technology. 71(2020) no.3, S.264-281
-
Hammache, A.; Boughanem, M.: Term position-based language model for information retrieval (2021)
0.00
0.001387099 = product of:
0.005548396 = sum of:
0.005548396 = product of:
0.016645188 = sum of:
0.016645188 = weight(_text_:science in 216) [ClassicSimilarity], result of:
0.016645188 = score(doc=216,freq=2.0), product of:
0.11438741 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.043425296 = queryNorm
0.1455159 = fieldWeight in 216, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0390625 = fieldNorm(doc=216)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Journal of the Association for Information Science and Technology. 72(2021) no.5, S.627-642
-
Purpura, A.; Silvello, G.; Susto, G.A.: Learning to rank from relevance judgments distributions (2022)
0.00
0.001387099 = product of:
0.005548396 = sum of:
0.005548396 = product of:
0.016645188 = sum of:
0.016645188 = weight(_text_:science in 645) [ClassicSimilarity], result of:
0.016645188 = score(doc=645,freq=2.0), product of:
0.11438741 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.043425296 = queryNorm
0.1455159 = fieldWeight in 645, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0390625 = fieldNorm(doc=645)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Journal of the Association for Information Science and Technology. 73(2022) no.9, S.1236-1252
-
Wiggers, G.; Verberne, S.; Loon, W. van; Zwenne, G.-J.: Bibliometric-enhanced legal information retrieval : combining usage and citations as flavors of impact relevance (2023)
0.00
0.001387099 = product of:
0.005548396 = sum of:
0.005548396 = product of:
0.016645188 = sum of:
0.016645188 = weight(_text_:science in 1022) [ClassicSimilarity], result of:
0.016645188 = score(doc=1022,freq=2.0), product of:
0.11438741 = queryWeight, product of:
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.043425296 = queryNorm
0.1455159 = fieldWeight in 1022, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6341193 = idf(docFreq=8627, maxDocs=44218)
0.0390625 = fieldNorm(doc=1022)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Source
- Journal of the Association for Information Science and Technology. 74(2023) no.8, S.1010-1025
