-
Manning, C.D.; Raghavan, P.; Schütze, H.: Introduction to information retrieval (2008)
0.20
0.19803725 = sum of:
0.19803725 = product of:
0.61886644 = sum of:
0.01920523 = weight(abstract_txt:from in 41) [ClassicSimilarity], result of:
0.01920523 = score(doc=41,freq=2.0), product of:
0.062994115 = queryWeight, product of:
1.0265771 = boost
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.022237906 = queryNorm
0.30487338 = fieldWeight in 41, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.1296843 = weight(abstract_txt:slides in 41) [ClassicSimilarity], result of:
0.1296843 = score(doc=41,freq=1.0), product of:
0.19659908 = queryWeight, product of:
1.0470604 = boost
8.443371 = idf(docFreq=25, maxDocs=44421)
0.022237906 = queryNorm
0.65963835 = fieldWeight in 41, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.443371 = idf(docFreq=25, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.04936064 = weight(abstract_txt:book in 41) [ClassicSimilarity], result of:
0.04936064 = score(doc=41,freq=1.0), product of:
0.13009295 = queryWeight, product of:
1.2045445 = boost
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.022237906 = queryNorm
0.37942594 = fieldWeight in 41, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.08687468 = weight(abstract_txt:advanced in 41) [ClassicSimilarity], result of:
0.08687468 = score(doc=41,freq=1.0), product of:
0.18963945 = queryWeight, product of:
1.4543211 = boost
5.863737 = idf(docFreq=342, maxDocs=44421)
0.022237906 = queryNorm
0.45810446 = fieldWeight in 41, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.863737 = idf(docFreq=342, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.13438304 = weight(abstract_txt:courses in 41) [ClassicSimilarity], result of:
0.13438304 = score(doc=41,freq=1.0), product of:
0.25364688 = queryWeight, product of:
1.6819409 = boost
6.7814865 = idf(docFreq=136, maxDocs=44421)
0.022237906 = queryNorm
0.52980363 = fieldWeight in 41, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.7814865 = idf(docFreq=136, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.030186046 = weight(abstract_txt:information in 41) [ClassicSimilarity], result of:
0.030186046 = score(doc=41,freq=2.0), product of:
0.11294926 = queryWeight, product of:
2.0997698 = boost
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.022237906 = queryNorm
0.26725316 = fieldWeight in 41, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.06401054 = weight(abstract_txt:retrieval in 41) [ClassicSimilarity], result of:
0.06401054 = score(doc=41,freq=2.0), product of:
0.16664958 = queryWeight, product of:
2.1555996 = boost
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.022237906 = queryNorm
0.3841026 = fieldWeight in 41, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.105161935 = weight(abstract_txt:search in 41) [ClassicSimilarity], result of:
0.105161935 = score(doc=41,freq=1.0), product of:
0.3683231 = queryWeight, product of:
4.532058 = boost
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.022237906 = queryNorm
0.28551546 = fieldWeight in 41, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.078125 = fieldNorm(doc=41)
0.32 = coord(8/25)
-
Croft, W.B.; Metzler, D.; Strohman, T.: Search engines : information retrieval in practice (2010)
0.20
0.1974726 = sum of:
0.1974726 = product of:
0.82280254 = sum of:
0.15562116 = weight(abstract_txt:slides in 3605) [ClassicSimilarity], result of:
0.15562116 = score(doc=3605,freq=1.0), product of:
0.19659908 = queryWeight, product of:
1.0470604 = boost
8.443371 = idf(docFreq=25, maxDocs=44421)
0.022237906 = queryNorm
0.791566 = fieldWeight in 3605, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.443371 = idf(docFreq=25, maxDocs=44421)
0.09375 = fieldNorm(doc=3605)
0.108229764 = weight(abstract_txt:engines in 3605) [ClassicSimilarity], result of:
0.108229764 = score(doc=3605,freq=2.0), product of:
0.15432402 = queryWeight, product of:
1.3119363 = boost
5.2896495 = idf(docFreq=608, maxDocs=44421)
0.022237906 = queryNorm
0.70131505 = fieldWeight in 3605, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.2896495 = idf(docFreq=608, maxDocs=44421)
0.09375 = fieldNorm(doc=3605)
0.16125965 = weight(abstract_txt:courses in 3605) [ClassicSimilarity], result of:
0.16125965 = score(doc=3605,freq=1.0), product of:
0.25364688 = queryWeight, product of:
1.6819409 = boost
6.7814865 = idf(docFreq=136, maxDocs=44421)
0.022237906 = queryNorm
0.63576436 = fieldWeight in 3605, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.7814865 = idf(docFreq=136, maxDocs=44421)
0.09375 = fieldNorm(doc=3605)
0.05122742 = weight(abstract_txt:information in 3605) [ClassicSimilarity], result of:
0.05122742 = score(doc=3605,freq=4.0), product of:
0.11294926 = queryWeight, product of:
2.0997698 = boost
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.022237906 = queryNorm
0.45354366 = fieldWeight in 3605, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.09375 = fieldNorm(doc=3605)
0.09407589 = weight(abstract_txt:retrieval in 3605) [ClassicSimilarity], result of:
0.09407589 = score(doc=3605,freq=3.0), product of:
0.16664958 = queryWeight, product of:
2.1555996 = boost
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.022237906 = queryNorm
0.5645132 = fieldWeight in 3605, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.09375 = fieldNorm(doc=3605)
0.25238866 = weight(abstract_txt:search in 3605) [ClassicSimilarity], result of:
0.25238866 = score(doc=3605,freq=4.0), product of:
0.3683231 = queryWeight, product of:
4.532058 = boost
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.022237906 = queryNorm
0.6852371 = fieldWeight in 3605, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.09375 = fieldNorm(doc=3605)
0.24 = coord(6/25)
-
Web search engine research (2012)
0.20
0.19728597 = sum of:
0.19728597 = product of:
0.7045927 = sum of:
0.013580148 = weight(abstract_txt:from in 1478) [ClassicSimilarity], result of:
0.013580148 = score(doc=1478,freq=1.0), product of:
0.062994115 = queryWeight, product of:
1.0265771 = boost
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.022237906 = queryNorm
0.21557805 = fieldWeight in 1478, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.06980649 = weight(abstract_txt:book in 1478) [ClassicSimilarity], result of:
0.06980649 = score(doc=1478,freq=2.0), product of:
0.13009295 = queryWeight, product of:
1.2045445 = boost
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.022237906 = queryNorm
0.5365893 = fieldWeight in 1478, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.11046154 = weight(abstract_txt:engines in 1478) [ClassicSimilarity], result of:
0.11046154 = score(doc=1478,freq=3.0), product of:
0.15432402 = queryWeight, product of:
1.3119363 = boost
5.2896495 = idf(docFreq=608, maxDocs=44421)
0.022237906 = queryNorm
0.7157767 = fieldWeight in 1478, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
5.2896495 = idf(docFreq=608, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.11981034 = weight(abstract_txt:aspects in 1478) [ClassicSimilarity], result of:
0.11981034 = score(doc=1478,freq=3.0), product of:
0.18648879 = queryWeight, product of:
1.7663141 = boost
4.747783 = idf(docFreq=1046, maxDocs=44421)
0.022237906 = queryNorm
0.6424533 = fieldWeight in 1478, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
4.747783 = idf(docFreq=1046, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.030186046 = weight(abstract_txt:information in 1478) [ClassicSimilarity], result of:
0.030186046 = score(doc=1478,freq=2.0), product of:
0.11294926 = queryWeight, product of:
2.0997698 = boost
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.022237906 = queryNorm
0.26725316 = fieldWeight in 1478, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.045262285 = weight(abstract_txt:retrieval in 1478) [ClassicSimilarity], result of:
0.045262285 = score(doc=1478,freq=1.0), product of:
0.16664958 = queryWeight, product of:
2.1555996 = boost
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.022237906 = queryNorm
0.27160156 = fieldWeight in 1478, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.3154858 = weight(abstract_txt:search in 1478) [ClassicSimilarity], result of:
0.3154858 = score(doc=1478,freq=9.0), product of:
0.3683231 = queryWeight, product of:
4.532058 = boost
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.022237906 = queryNorm
0.8565464 = fieldWeight in 1478, product of:
3.0 = tf(freq=9.0), with freq of:
9.0 = termFreq=9.0
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.078125 = fieldNorm(doc=1478)
0.28 = coord(7/25)
-
Shah, C.: Social information seeking : leveraging the wisdom of the crowd (2017)
0.20
0.19522725 = sum of:
0.19522725 = product of:
0.6100852 = sum of:
0.010864118 = weight(abstract_txt:from in 260) [ClassicSimilarity], result of:
0.010864118 = score(doc=260,freq=1.0), product of:
0.062994115 = queryWeight, product of:
1.0265771 = boost
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.022237906 = queryNorm
0.17246243 = fieldWeight in 260, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.06839611 = weight(abstract_txt:book in 260) [ClassicSimilarity], result of:
0.06839611 = score(doc=260,freq=3.0), product of:
0.13009295 = queryWeight, product of:
1.2045445 = boost
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.022237906 = queryNorm
0.525748 = fieldWeight in 260, product of:
1.7320508 = tf(freq=3.0), with freq of:
3.0 = termFreq=3.0
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.05533802 = weight(abstract_txt:aspects in 260) [ClassicSimilarity], result of:
0.05533802 = score(doc=260,freq=1.0), product of:
0.18648879 = queryWeight, product of:
1.7663141 = boost
4.747783 = idf(docFreq=1046, maxDocs=44421)
0.022237906 = queryNorm
0.29673645 = fieldWeight in 260, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.747783 = idf(docFreq=1046, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.15929289 = weight(abstract_txt:foundational in 260) [ClassicSimilarity], result of:
0.15929289 = score(doc=260,freq=1.0), product of:
0.32966346 = queryWeight, product of:
1.9174824 = boost
7.731176 = idf(docFreq=52, maxDocs=44421)
0.022237906 = queryNorm
0.4831985 = fieldWeight in 260, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.731176 = idf(docFreq=52, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.048297673 = weight(abstract_txt:information in 260) [ClassicSimilarity], result of:
0.048297673 = score(doc=260,freq=8.0), product of:
0.11294926 = queryWeight, product of:
2.0997698 = boost
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.022237906 = queryNorm
0.42760506 = fieldWeight in 260, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.051208433 = weight(abstract_txt:retrieval in 260) [ClassicSimilarity], result of:
0.051208433 = score(doc=260,freq=2.0), product of:
0.16664958 = queryWeight, product of:
2.1555996 = boost
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.022237906 = queryNorm
0.3072821 = fieldWeight in 260, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.13255839 = weight(abstract_txt:part in 260) [ClassicSimilarity], result of:
0.13255839 = score(doc=260,freq=4.0), product of:
0.23149131 = queryWeight, product of:
2.2723663 = boost
4.581023 = idf(docFreq=1236, maxDocs=44421)
0.022237906 = queryNorm
0.5726279 = fieldWeight in 260, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
4.581023 = idf(docFreq=1236, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.08412955 = weight(abstract_txt:search in 260) [ClassicSimilarity], result of:
0.08412955 = score(doc=260,freq=1.0), product of:
0.3683231 = queryWeight, product of:
4.532058 = boost
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.022237906 = queryNorm
0.22841237 = fieldWeight in 260, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.0625 = fieldNorm(doc=260)
0.32 = coord(8/25)
-
Next generation search engines : advanced models for information retrieval (2012)
0.19
0.19037732 = sum of:
0.19037732 = product of:
0.5288259 = sum of:
0.013580148 = weight(abstract_txt:from in 1357) [ClassicSimilarity], result of:
0.013580148 = score(doc=1357,freq=4.0), product of:
0.062994115 = queryWeight, product of:
1.0265771 = boost
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.022237906 = queryNorm
0.21557805 = fieldWeight in 1357, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
2.759399 = idf(docFreq=7646, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.017528482 = weight(abstract_txt:context in 1357) [ClassicSimilarity], result of:
0.017528482 = score(doc=1357,freq=1.0), product of:
0.10355779 = queryWeight, product of:
1.0747002 = boost
4.333128 = idf(docFreq=1584, maxDocs=44421)
0.022237906 = queryNorm
0.16926281 = fieldWeight in 1357, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.333128 = idf(docFreq=1584, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.034903243 = weight(abstract_txt:book in 1357) [ClassicSimilarity], result of:
0.034903243 = score(doc=1357,freq=2.0), product of:
0.13009295 = queryWeight, product of:
1.2045445 = boost
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.022237906 = queryNorm
0.26829466 = fieldWeight in 1357, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.8566523 = idf(docFreq=938, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.07810811 = weight(abstract_txt:engines in 1357) [ClassicSimilarity], result of:
0.07810811 = score(doc=1357,freq=6.0), product of:
0.15432402 = queryWeight, product of:
1.3119363 = boost
5.2896495 = idf(docFreq=608, maxDocs=44421)
0.022237906 = queryNorm
0.5061306 = fieldWeight in 1357, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
5.2896495 = idf(docFreq=608, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.061429676 = weight(abstract_txt:advanced in 1357) [ClassicSimilarity], result of:
0.061429676 = score(doc=1357,freq=2.0), product of:
0.18963945 = queryWeight, product of:
1.4543211 = boost
5.863737 = idf(docFreq=342, maxDocs=44421)
0.022237906 = queryNorm
0.32392877 = fieldWeight in 1357, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.863737 = idf(docFreq=342, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.02250638 = weight(abstract_txt:data in 1357) [ClassicSimilarity], result of:
0.02250638 = score(doc=1357,freq=2.0), product of:
0.12233677 = queryWeight, product of:
1.6519217 = boost
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.022237906 = queryNorm
0.1839707 = fieldWeight in 1357, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.046519827 = weight(abstract_txt:information in 1357) [ClassicSimilarity], result of:
0.046519827 = score(doc=1357,freq=19.0), product of:
0.11294926 = queryWeight, product of:
2.0997698 = boost
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.022237906 = queryNorm
0.41186482 = fieldWeight in 1357, product of:
4.358899 = tf(freq=19.0), with freq of:
19.0 = termFreq=19.0
2.4188995 = idf(docFreq=10748, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.05060478 = weight(abstract_txt:retrieval in 1357) [ClassicSimilarity], result of:
0.05060478 = score(doc=1357,freq=5.0), product of:
0.16664958 = queryWeight, product of:
2.1555996 = boost
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.022237906 = queryNorm
0.3036598 = fieldWeight in 1357, product of:
2.236068 = tf(freq=5.0), with freq of:
5.0 = termFreq=5.0
3.4765 = idf(docFreq=3732, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.20364523 = weight(abstract_txt:search in 1357) [ClassicSimilarity], result of:
0.20364523 = score(doc=1357,freq=15.0), product of:
0.3683231 = queryWeight, product of:
4.532058 = boost
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.022237906 = queryNorm
0.55289835 = fieldWeight in 1357, product of:
3.8729835 = tf(freq=15.0), with freq of:
15.0 = termFreq=15.0
3.654598 = idf(docFreq=3123, maxDocs=44421)
0.0390625 = fieldNorm(doc=1357)
0.36 = coord(9/25)