paper

[Isidro F. Aguillo]

I checked the list a few days ago and I realized that probably 
co-authored highly cited papers are being credited equally to all of the 
authors. I suppose that Thomson Reuters is not using fractional counting 
or not identifying leaders ??

On 09/07/2014 10:36, Bornmann, Lutz wrote:
>
> Thank you for this hint, Isidro! We will change this in the paper. Lutz
>
> *From:*ASIS&T Special Interest Group on Metrics 
> [mailto:SIGMETRICS at LISTSERV.UTK.EDU] *On Behalf Of *Isidro F. Aguillo
> *Sent:* Wednesday, July 09, 2014 9:41 AM
> *To:* SIGMETRICS at LISTSERV.UTK.EDU
> *Subject:* Re: [SIGMETRICS] paper
>
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>
> Dear colleagues,
>
> The list analyzed by this paper is very important as it is one of the 
> key variables used in ARWU, the Shanghai Ranking. The authors point 
> out to problems in the "secondary affiliations" of some of these HCR, 
> but dismiss it as according to the preprint ARWU is considering only 
> primary affiliations. But after checking the published methodology in 
> the ARWU website:
>
> http://www.shanghairanking.com/ARWU-Methodology-2013.html
>
> the following paragraph appears:
>
> "The number of Highly Cited Researchers in 21 subject categories. 
> These individuals are the most cited within each category. If a Highly 
> Cited Researcher has two or more affiliations, he/she was asked to 
> estimate his/her weights (or number of weeks) for each affiliation. 
> More than 2/3 of those multi-affiliated Highly Cited Researchers 
> provided such estimations and their affiliations receive the weights 
> accordingly. For those who did not answer, their first affiliation is 
> given a weight of 84% (average weight of the first affiliations for 
> those who replied) and the rest affiliations share the remaining 16% 
> equally".
>
>
> On 09/07/2014 9:21, Bornmann, Lutz wrote:
>
>
>       Which of the world's institutions employ the most highly cited
>       researchers? An evaluation of the data from highlycited.com
>
>     Lutz Bornmann
>     <http://arxiv.org/find/cs/1/au:+Bornmann_L/0/1/0/all/0/1>, Johann
>     Bauer <http://arxiv.org/find/cs/1/au:+Bauer_J/0/1/0/all/0/1>
>
>     A few weeks ago, Thomson Reuters published a list of the highly
>     cited researchers worldwide (highlycited.com). Since the data is
>     freely available for downloading and includes the names of the
>     researchers' institutions, we produced a ranking of the
>     institutions on the basis of the number of highly cited
>     researchers per institution.
>
>     Available at: http://arxiv.org/abs/1407.2037
>     <http://arxiv.org/abs/1407.2037>
>
>     ---------------------------------------
>
>     Dr. Dr. habil. Lutz Bornmann
>
>     Division for Science and Innovation Studies
>
>     Administrative Headquarters of the Max Planck Society
>
>     Hofgartenstr. 8
>
>     80539 Munich
>
>     Tel.: +49 89 2108 1265
>
>     Mobil: +49 170 9183667
>
>     Email: bornmann at gv.mpg.de <mailto:bornmann at gv.mpg.de>
>
>     WWW: www.lutz-bornmann.de <http://www.lutz-bornmann.de/>
>
>     ResearcherID: http://www.researcherid.com/rid/A-3926-2008
>
>     ResearchGate: http://www.researchgate.net/profile/Lutz_Bornmann
>
>
>
>
> -- 
> ******************************
>   
> Isidro F. Aguillo, HonDr.
> The Cybermetrics Lab, IPP-CSIC
> Grupo Scimago
> Madrid. SPAIN
>   
> isidro.aguillo at csic.es  <mailto:isidro.aguillo at csic.es>
> ORCID: 0000-0001-8927-4873
> ResearcherID: A-7280-2008
> Scholar Citations: SaCSbeoAAAAJ
> Twitter: @isidroaguillo
> Rankings Web: webometrics.info
>   
> ******************************
>
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-- 
******************************

Isidro F. Aguillo, HonDr.
The Cybermetrics Lab, IPP-CSIC
Grupo Scimago
Madrid. SPAIN

isidro.aguillo at csic.es
ORCID: 0000-0001-8927-4873
ResearcherID: A-7280-2008
Scholar Citations: SaCSbeoAAAAJ
Twitter: @isidroaguillo
Rankings Web: webometrics.info

******************************



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