-
Leydesdorff, L.; Rotolo, D.; Rafols, I.: Bibliometric perspectives on medical innovation using the medical subject headings of PubMed (2012)
3.66
3.6646686 = sum of:
3.6646686 = product of:
4.8862247 = sum of:
0.8727602 = weight(author_txt:leydesdorff in 1494) [ClassicSimilarity], result of:
0.8727602 = score(doc=1494,freq=1.0), product of:
0.32216477 = queryWeight, product of:
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.044595648 = queryNorm
2.709049 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.375 = fieldNorm(doc=1494)
1.864178 = weight(author_txt:rafols in 1494) [ClassicSimilarity], result of:
1.864178 = score(doc=1494,freq=1.0), product of:
0.5343261 = queryWeight, product of:
1.2878467 = boost
9.303573 = idf(docFreq=10, maxDocs=44421)
0.044595648 = queryNorm
3.4888396 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.303573 = idf(docFreq=10, maxDocs=44421)
0.375 = fieldNorm(doc=1494)
2.1492867 = weight(author_txt:rotolo in 1494) [ClassicSimilarity], result of:
2.1492867 = score(doc=1494,freq=1.0), product of:
0.58750427 = queryWeight, product of:
1.3504126 = boost
9.755557 = idf(docFreq=6, maxDocs=44421)
0.044595648 = queryNorm
3.6583338 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.755557 = idf(docFreq=6, maxDocs=44421)
0.375 = fieldNorm(doc=1494)
0.75 = coord(3/4)
-
Rotolo, D.; Leydesdorff, L.: Matching Medline/PubMed data with Web of Science: A routine in R language (2015)
2.01
2.014698 = sum of:
2.014698 = product of:
4.029396 = sum of:
1.1636802 = weight(author_txt:leydesdorff in 3224) [ClassicSimilarity], result of:
1.1636802 = score(doc=3224,freq=1.0), product of:
0.32216477 = queryWeight, product of:
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.044595648 = queryNorm
3.6120653 = fieldWeight in 3224, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.5 = fieldNorm(doc=3224)
2.8657157 = weight(author_txt:rotolo in 3224) [ClassicSimilarity], result of:
2.8657157 = score(doc=3224,freq=1.0), product of:
0.58750427 = queryWeight, product of:
1.3504126 = boost
9.755557 = idf(docFreq=6, maxDocs=44421)
0.044595648 = queryNorm
4.8777785 = fieldWeight in 3224, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.755557 = idf(docFreq=6, maxDocs=44421)
0.5 = fieldNorm(doc=3224)
0.5 = coord(2/4)
-
Rotolo, D.; Hopkins, M.; Grassano, N.: Do funding sources complement or substitute? : examining the impact of cancer research publications (2023)
1.96
1.9574192 = sum of:
1.9574192 = product of:
3.9148383 = sum of:
1.7655514 = weight(author_txt:hopkins in 1843) [ClassicSimilarity], result of:
1.7655514 = score(doc=1843,freq=1.0), product of:
0.51530975 = queryWeight, product of:
1.2647222 = boost
9.1365185 = idf(docFreq=12, maxDocs=44421)
0.044595648 = queryNorm
3.4261944 = fieldWeight in 1843, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.1365185 = idf(docFreq=12, maxDocs=44421)
0.375 = fieldNorm(doc=1843)
2.1492867 = weight(author_txt:rotolo in 1843) [ClassicSimilarity], result of:
2.1492867 = score(doc=1843,freq=1.0), product of:
0.58750427 = queryWeight, product of:
1.3504126 = boost
9.755557 = idf(docFreq=6, maxDocs=44421)
0.044595648 = queryNorm
3.6583338 = fieldWeight in 1843, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.755557 = idf(docFreq=6, maxDocs=44421)
0.375 = fieldNorm(doc=1843)
0.5 = coord(2/4)
-
Leydesdorff, L.; Rafols, I.: ¬A global map of science based on the ISI subject categories (2009)
1.82
1.8246255 = sum of:
1.8246255 = product of:
3.649251 = sum of:
1.1636802 = weight(author_txt:leydesdorff in 3713) [ClassicSimilarity], result of:
1.1636802 = score(doc=3713,freq=1.0), product of:
0.32216477 = queryWeight, product of:
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.044595648 = queryNorm
3.6120653 = fieldWeight in 3713, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.5 = fieldNorm(doc=3713)
2.4855707 = weight(author_txt:rafols in 3713) [ClassicSimilarity], result of:
2.4855707 = score(doc=3713,freq=1.0), product of:
0.5343261 = queryWeight, product of:
1.2878467 = boost
9.303573 = idf(docFreq=10, maxDocs=44421)
0.044595648 = queryNorm
4.6517863 = fieldWeight in 3713, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.303573 = idf(docFreq=10, maxDocs=44421)
0.5 = fieldNorm(doc=3713)
0.5 = coord(2/4)
-
Rafols, I.; Leydesdorff, L.: Content-based and algorithmic classifications of journals : perspectives on the dynamics of scientific communication and indexer effects (2009)
1.82
1.8246255 = sum of:
1.8246255 = product of:
3.649251 = sum of:
1.1636802 = weight(author_txt:leydesdorff in 82) [ClassicSimilarity], result of:
1.1636802 = score(doc=82,freq=1.0), product of:
0.32216477 = queryWeight, product of:
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.044595648 = queryNorm
3.6120653 = fieldWeight in 82, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.2241306 = idf(docFreq=87, maxDocs=44421)
0.5 = fieldNorm(doc=82)
2.4855707 = weight(author_txt:rafols in 82) [ClassicSimilarity], result of:
2.4855707 = score(doc=82,freq=1.0), product of:
0.5343261 = queryWeight, product of:
1.2878467 = boost
9.303573 = idf(docFreq=10, maxDocs=44421)
0.044595648 = queryNorm
4.6517863 = fieldWeight in 82, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.303573 = idf(docFreq=10, maxDocs=44421)
0.5 = fieldNorm(doc=82)
0.5 = coord(2/4)
-
Leydesdorff, L.; Rotolo, D.; Rafols, I.: Bibliometric perspectives on medical innovation using the medical subject headings of PubMed (2012)
0.20
0.20352882 = sum of:
0.20352882 = product of:
0.84803677 = sum of:
0.059829332 = weight(abstract_txt:aggregation in 1494) [ClassicSimilarity], result of:
0.059829332 = score(doc=1494,freq=1.0), product of:
0.10498176 = queryWeight, product of:
1.036476 = boost
7.2947483 = idf(docFreq=81, maxDocs=44421)
0.013884949 = queryNorm
0.5699022 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
7.2947483 = idf(docFreq=81, maxDocs=44421)
0.078125 = fieldNorm(doc=1494)
0.117550775 = weight(abstract_txt:interference in 1494) [ClassicSimilarity], result of:
0.117550775 = score(doc=1494,freq=1.0), product of:
0.16468525 = queryWeight, product of:
1.2981644 = boost
9.1365185 = idf(docFreq=12, maxDocs=44421)
0.013884949 = queryNorm
0.71379054 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.1365185 = idf(docFreq=12, maxDocs=44421)
0.078125 = fieldNorm(doc=1494)
0.032052927 = weight(abstract_txt:different in 1494) [ClassicSimilarity], result of:
0.032052927 = score(doc=1494,freq=2.0), product of:
0.0792708 = queryWeight, product of:
1.5599821 = boost
3.6597328 = idf(docFreq=3107, maxDocs=44421)
0.013884949 = queryNorm
0.40434718 = fieldWeight in 1494, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6597328 = idf(docFreq=3107, maxDocs=44421)
0.078125 = fieldNorm(doc=1494)
0.06087276 = weight(abstract_txt:techniques in 1494) [ClassicSimilarity], result of:
0.06087276 = score(doc=1494,freq=2.0), product of:
0.12156731 = queryWeight, product of:
1.9318409 = boost
4.5321174 = idf(docFreq=1298, maxDocs=44421)
0.013884949 = queryNorm
0.50073296 = fieldWeight in 1494, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.5321174 = idf(docFreq=1298, maxDocs=44421)
0.078125 = fieldNorm(doc=1494)
0.118877076 = weight(abstract_txt:mapping in 1494) [ClassicSimilarity], result of:
0.118877076 = score(doc=1494,freq=1.0), product of:
0.26338425 = queryWeight, product of:
3.283426 = boost
5.7772117 = idf(docFreq=373, maxDocs=44421)
0.013884949 = queryNorm
0.45134467 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.7772117 = idf(docFreq=373, maxDocs=44421)
0.078125 = fieldNorm(doc=1494)
0.45885387 = weight(abstract_txt:overlay in 1494) [ClassicSimilarity], result of:
0.45885387 = score(doc=1494,freq=1.0), product of:
0.648098 = queryWeight, product of:
5.150539 = boost
9.06241 = idf(docFreq=13, maxDocs=44421)
0.013884949 = queryNorm
0.7080008 = fieldWeight in 1494, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.06241 = idf(docFreq=13, maxDocs=44421)
0.078125 = fieldNorm(doc=1494)
0.24 = coord(6/25)
-
Leydesdorff, L.; Rafols, I.: Local emergence and global diffusion of research technologies : an exploration of patterns of network formation (2011)
0.17
0.16838801 = sum of:
0.16838801 = product of:
0.84194005 = sum of:
0.117550775 = weight(abstract_txt:interference in 445) [ClassicSimilarity], result of:
0.117550775 = score(doc=445,freq=1.0), product of:
0.16468525 = queryWeight, product of:
1.2981644 = boost
9.1365185 = idf(docFreq=12, maxDocs=44421)
0.013884949 = queryNorm
0.71379054 = fieldWeight in 445, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.1365185 = idf(docFreq=12, maxDocs=44421)
0.078125 = fieldNorm(doc=445)
0.032052927 = weight(abstract_txt:different in 445) [ClassicSimilarity], result of:
0.032052927 = score(doc=445,freq=2.0), product of:
0.0792708 = queryWeight, product of:
1.5599821 = boost
3.6597328 = idf(docFreq=3107, maxDocs=44421)
0.013884949 = queryNorm
0.40434718 = fieldWeight in 445, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6597328 = idf(docFreq=3107, maxDocs=44421)
0.078125 = fieldNorm(doc=445)
0.12626357 = weight(abstract_txt:emerging in 445) [ClassicSimilarity], result of:
0.12626357 = score(doc=445,freq=2.0), product of:
0.19772135 = queryWeight, product of:
2.463711 = boost
5.779889 = idf(docFreq=372, maxDocs=44421)
0.013884949 = queryNorm
0.63859355 = fieldWeight in 445, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.779889 = idf(docFreq=372, maxDocs=44421)
0.078125 = fieldNorm(doc=445)
0.107218914 = weight(abstract_txt:technologies in 445) [ClassicSimilarity], result of:
0.107218914 = score(doc=445,freq=2.0), product of:
0.19514705 = queryWeight, product of:
2.826268 = boost
4.972839 = idf(docFreq=835, maxDocs=44421)
0.013884949 = queryNorm
0.54942626 = fieldWeight in 445, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
4.972839 = idf(docFreq=835, maxDocs=44421)
0.078125 = fieldNorm(doc=445)
0.45885387 = weight(abstract_txt:overlay in 445) [ClassicSimilarity], result of:
0.45885387 = score(doc=445,freq=1.0), product of:
0.648098 = queryWeight, product of:
5.150539 = boost
9.06241 = idf(docFreq=13, maxDocs=44421)
0.013884949 = queryNorm
0.7080008 = fieldWeight in 445, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
9.06241 = idf(docFreq=13, maxDocs=44421)
0.078125 = fieldNorm(doc=445)
0.2 = coord(5/25)
-
Kay, L.; Newman, N.; Youtie, J.; Porter, A.L.; Rafols, I.: Patent overlay mapping : visualizing technological distance (2014)
0.14
0.13962615 = sum of:
0.13962615 = product of:
0.6981307 = sum of:
0.019321037 = weight(abstract_txt:data in 2543) [ClassicSimilarity], result of:
0.019321037 = score(doc=2543,freq=2.0), product of:
0.065638974 = queryWeight, product of:
1.4195278 = boost
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.013884949 = queryNorm
0.29435313 = fieldWeight in 2543, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.0625 = fieldNorm(doc=2543)
0.025642341 = weight(abstract_txt:different in 2543) [ClassicSimilarity], result of:
0.025642341 = score(doc=2543,freq=2.0), product of:
0.0792708 = queryWeight, product of:
1.5599821 = boost
3.6597328 = idf(docFreq=3107, maxDocs=44421)
0.013884949 = queryNorm
0.32347775 = fieldWeight in 2543, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.6597328 = idf(docFreq=3107, maxDocs=44421)
0.0625 = fieldNorm(doc=2543)
0.07338126 = weight(abstract_txt:intelligence in 2543) [ClassicSimilarity], result of:
0.07338126 = score(doc=2543,freq=1.0), product of:
0.20131443 = queryWeight, product of:
2.485996 = boost
5.8321705 = idf(docFreq=353, maxDocs=44421)
0.013884949 = queryNorm
0.36451066 = fieldWeight in 2543, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.8321705 = idf(docFreq=353, maxDocs=44421)
0.0625 = fieldNorm(doc=2543)
0.060652178 = weight(abstract_txt:technologies in 2543) [ClassicSimilarity], result of:
0.060652178 = score(doc=2543,freq=1.0), product of:
0.19514705 = queryWeight, product of:
2.826268 = boost
4.972839 = idf(docFreq=835, maxDocs=44421)
0.013884949 = queryNorm
0.31080243 = fieldWeight in 2543, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
4.972839 = idf(docFreq=835, maxDocs=44421)
0.0625 = fieldNorm(doc=2543)
0.5191339 = weight(abstract_txt:overlay in 2543) [ClassicSimilarity], result of:
0.5191339 = score(doc=2543,freq=2.0), product of:
0.648098 = queryWeight, product of:
5.150539 = boost
9.06241 = idf(docFreq=13, maxDocs=44421)
0.013884949 = queryNorm
0.80101144 = fieldWeight in 2543, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
9.06241 = idf(docFreq=13, maxDocs=44421)
0.0625 = fieldNorm(doc=2543)
0.2 = coord(5/25)
-
Grassano, N.; Rotolo, D.; Hutton, J.; Lang, F.; Hopkins, M.M.: Funding data from publication acknowledgments : coverage, uses, and limitations (2017)
0.13
0.12640098 = sum of:
0.12640098 = product of:
0.52667075 = sum of:
0.14456555 = weight(abstract_txt:cancer in 4536) [ClassicSimilarity], result of:
0.14456555 = score(doc=4536,freq=4.0), product of:
0.13818714 = queryWeight, product of:
1.1891487 = boost
8.369263 = idf(docFreq=27, maxDocs=44421)
0.013884949 = queryNorm
1.0461578 = fieldWeight in 4536, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
8.369263 = idf(docFreq=27, maxDocs=44421)
0.0625 = fieldNorm(doc=4536)
0.040986113 = weight(abstract_txt:data in 4536) [ClassicSimilarity], result of:
0.040986113 = score(doc=4536,freq=9.0), product of:
0.065638974 = queryWeight, product of:
1.4195278 = boost
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.013884949 = queryNorm
0.6244173 = fieldWeight in 4536, product of:
3.0 = tf(freq=9.0), with freq of:
9.0 = termFreq=9.0
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.0625 = fieldNorm(doc=4536)
0.07142547 = weight(abstract_txt:emerging in 4536) [ClassicSimilarity], result of:
0.07142547 = score(doc=4536,freq=1.0), product of:
0.19772135 = queryWeight, product of:
2.463711 = boost
5.779889 = idf(docFreq=372, maxDocs=44421)
0.013884949 = queryNorm
0.36124307 = fieldWeight in 4536, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.779889 = idf(docFreq=372, maxDocs=44421)
0.0625 = fieldNorm(doc=4536)
0.07338126 = weight(abstract_txt:intelligence in 4536) [ClassicSimilarity], result of:
0.07338126 = score(doc=4536,freq=1.0), product of:
0.20131443 = queryWeight, product of:
2.485996 = boost
5.8321705 = idf(docFreq=353, maxDocs=44421)
0.013884949 = queryNorm
0.36451066 = fieldWeight in 4536, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.8321705 = idf(docFreq=353, maxDocs=44421)
0.0625 = fieldNorm(doc=4536)
0.10121068 = weight(abstract_txt:strategic in 4536) [ClassicSimilarity], result of:
0.10121068 = score(doc=4536,freq=1.0), product of:
0.2494417 = queryWeight, product of:
2.7672443 = boost
6.4919815 = idf(docFreq=182, maxDocs=44421)
0.013884949 = queryNorm
0.40574884 = fieldWeight in 4536, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
6.4919815 = idf(docFreq=182, maxDocs=44421)
0.0625 = fieldNorm(doc=4536)
0.09510166 = weight(abstract_txt:mapping in 4536) [ClassicSimilarity], result of:
0.09510166 = score(doc=4536,freq=1.0), product of:
0.26338425 = queryWeight, product of:
3.283426 = boost
5.7772117 = idf(docFreq=373, maxDocs=44421)
0.013884949 = queryNorm
0.36107573 = fieldWeight in 4536, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
5.7772117 = idf(docFreq=373, maxDocs=44421)
0.0625 = fieldNorm(doc=4536)
0.24 = coord(6/25)
-
Bornmann, L.; Haunschild, R.: Overlay maps based on Mendeley data : the use of altmetrics for readership networks (2016)
0.10
0.10247957 = sum of:
0.10247957 = product of:
0.85399646 = sum of:
0.041831274 = weight(abstract_txt:data in 4230) [ClassicSimilarity], result of:
0.041831274 = score(doc=4230,freq=6.0), product of:
0.065638974 = queryWeight, product of:
1.4195278 = boost
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.013884949 = queryNorm
0.6372932 = fieldWeight in 4230, product of:
2.4494898 = tf(freq=6.0), with freq of:
6.0 = termFreq=6.0
3.3302255 = idf(docFreq=4320, maxDocs=44421)
0.078125 = fieldNorm(doc=4230)
0.1632478 = weight(abstract_txt:scientometric in 4230) [ClassicSimilarity], result of:
0.1632478 = score(doc=4230,freq=1.0), product of:
0.25827315 = queryWeight, product of:
2.2990954 = boost
8.090549 = idf(docFreq=36, maxDocs=44421)
0.013884949 = queryNorm
0.6320742 = fieldWeight in 4230, product of:
1.0 = tf(freq=1.0), with freq of:
1.0 = termFreq=1.0
8.090549 = idf(docFreq=36, maxDocs=44421)
0.078125 = fieldNorm(doc=4230)
0.6489174 = weight(abstract_txt:overlay in 4230) [ClassicSimilarity], result of:
0.6489174 = score(doc=4230,freq=2.0), product of:
0.648098 = queryWeight, product of:
5.150539 = boost
9.06241 = idf(docFreq=13, maxDocs=44421)
0.013884949 = queryNorm
1.0012643 = fieldWeight in 4230, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
9.06241 = idf(docFreq=13, maxDocs=44421)
0.078125 = fieldNorm(doc=4230)
0.12 = coord(3/25)