please try to install combinat and randomForest first with
install.packages("randomForest")
install.packages("combinat")
and then
install.packages("cem",repos="http://r.iq.harvard.edu",
type="source")
best regard
Stefano
On 04/apr/2013, at 12:35, Hannah Smidt <hsmidt(a)staff.mail.uni-mannheim.de> wrote:
Dear all,
when installing the cem package in R2.15 I receive the following error message.
install.packages("cem",repos="http://r.iq.harvard.edu",
type="source")
Warning in install.packages :
package ?cem? is not available (for R version 2.15.2)
Installing package(s) into ?C:/home/R/win-library/2.15?
(as ?lib? is unspecified)
Warning in install.packages :
dependencies ?randomForest?, ?combinat? are not available
trying URL 'http://r.iq.harvard.edu/src/contrib/cem_1.1.4.tar.gz'
Content type 'application/x-gzip' length 889628 bytes (868 Kb)
opened URL
I would be very grateful for any advise on how to make cem work.
Kind regards,
Hannah
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-----------------------------------
Stefano M. Iacus
Dipartimento di Economia, Management
e Metodi Quantitativi
Universita' di Milano
Via Conservatorio, 7
I-20123 Milano
Tel: 02 50321 461
Fax: 02 50321 505
http://www.economia.unimi.it/iacus
Twitter: @iacus
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