"Bibliometric Distortion": The Babblarazzi Are At It Again...
Loet Leydesdorff
loet at LEYDESDORFF.NET
Fri Nov 16 07:40:36 EST 2007
If I correctly remember, the Leiden normalization implies that one compares
the citation scores with the expected citation scores given the publication
profile of a group. You are right that a game follows naturally: if one
publishes in journals below one's level, one can expect to obtain a higher
than expected citation score. Since all distributions are skewed, this
effect would be reinforced.
Hitherto, this has not been a major problem because the scores where not
directly related as input to funding.
With best wishes,
Loet
> -----Original Message-----
> From: ASIS&T Special Interest Group on Metrics
> [mailto:SIGMETRICS at LISTSERV.UTK.EDU] On Behalf Of Jonathan Adams
> Sent: Friday, November 16, 2007 1:26 PM
> To: SIGMETRICS at LISTSERV.UTK.EDU
> Subject: Re: [SIGMETRICS] "Bibliometric Distortion": The
> Babblarazzi Are At It Again...
>
> Adminstrative info for SIGMETRICS (for example unsubscribe):
> http://web.utk.edu/~gwhitney/sigmetrics.html
>
> I'm not planning this. I understand the recommendation is from our
> colleagues at Leiden, in a report to HEFCE that will be made public
> later this month.
> So far as outputs in Thomson-indexed journals go, I think
> it's feasible
> (and we have been analysing some scenarios using earlier data
> reconciliation and analyses we did for HEFCE) but I wouldn't recommend
> it because of the games playing that I suspect would ensue.
>
> Jonathan Adams
>
> Director, Evidence Ltd
> + 44 113 384 5680
>
>
> -----Original Message-----
> From: ASIS&T Special Interest Group on Metrics
> [mailto:SIGMETRICS at listserv.utk.edu] On Behalf Of Loet Leydesdorff
> Sent: 16 November 2007 12:05
> To: SIGMETRICS at listserv.utk.edu
> Subject: Re: [SIGMETRICS] "Bibliometric Distortion": The
> Babblarazzi Are
> At It Again...
>
> Adminstrative info for SIGMETRICS (for example unsubscribe):
> http://web.utk.edu/~gwhitney/sigmetrics.html
>
> > The proposal
> > is that post-2008 the metrics assessment would be of all output,
> > creating a profile and then deriving a metric derived from that.
>
> Dear Jonathan,
>
> How are you planning to do this? Interesting.
>
> Best wishes,
>
>
> Loet
>
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