Displaying 19 results from an estimated 19 matches for "unimib".
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unimi
2006 Aug 25
1
Problems with APC Smart-UPS 1500 USB and, newhidups
...t, at least it will give more useful debugging output.
>
> It seems to work, now.
>
> =2D-=20
> Ing. Paolo Pedroni - Referente Informatico
> Dipartimento di Biotecnologie e Bioscienze
> Universit=E0 degli studi di Milano-Bicocca
> Tel. +39-0264483318 - Email: paolo.pedroni@unimib.it
>
2006 Sep 19
1
help on dirichlet distribution
..., can you give me the script? or, in general, some helps?
Best Regards
Gianna
---------------------------------------------------------------
Gianna Monti
Dottorato di Ricerca in Statistica
Università degli Studi di Milano Bicocca
Via Bicocca degli Arcimboldi, 8
20126 Milano
e-mail: gianna.monti@unimib.it
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2006 Nov 24
1
Splitting criterion in tree and rpart
? stato filtrato un testo allegato il cui set di caratteri non era
indicato...
Nome: non disponibile
Url: https://stat.ethz.ch/pipermail/r-help/attachments/20061124/6ac3d11f/attachment.pl
2009 May 21
1
Rpart - best split selection for class method and Gini splitting index
...uld consider
?
Any input would be highly appreciated.
Thank you
Paolo
Paolo Radaelli
Dipartimento di Metodi Quantitativi per le Scienze Economiche ed Aziendali
Facolt? di Economia
Universit? degli Studi di Milano-Bicocca
Via Bicocca degli Arcimboldi, 8
20126 Milano
Italy
e-mail paolo.radaelli at unimib.it
Tel +39 02 6448 3163
Fax +39 02 6448 3105
2006 Aug 25
1
Problems with APC Smart-UPS 1500 USB and newhidups driver
...ropriate HID device found
No matching USB/HID UPS found
Of course the driver does not start.
Any help?
Thanks in advance.
--
Ing. Paolo Pedroni - Referente Informatico
Dipartimento di Biotecnologie e Bioscienze
Universit? degli studi di Milano-Bicocca
Tel. +39-0264483318 - Email: paolo.pedroni@unimib.it
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2007 Jan 03
1
User defined split function in Rpart
...*rmean^2)/sum(wt*y^2)
list(goodness= goodness, direction=sign(lmean))
}
}
Paolo Radaelli
Dipartimento di Metodi Quantitativi per le Scienze Economiche ed Aziendali
Facolt? di Economia
Universit? degli Studi di Milano-Bicocca
P.zza dell'Ateneo Nuovo, 1
20126 Milano
Italy
e-mail paolo.radaelli a unimib.it
2008 Dec 04
2
package plm
Dear R help,
I use the package plm e the function plm() to analyse a panel data and estimate a dynamic model.
How can I estimate a model without intercept?
Thanks,
Andrea Ferroni
[[alternative HTML version deleted]]
2009 Jun 04
0
ordered Twoing criterion in classification trees
...anyone have experience with this task ?
Thank you for your help
Paolo
Paolo Radaelli
Dipartimento di Metodi Quantitativi per le Scienze Economiche ed Aziendali
Facolt? di Economia
Universit? degli Studi di Milano-Bicocca
Via Bicocca degli Arcimboldi, 8
20126 Milano
Italy
e-mail paolo.radaelli at unimib.it
Tel +39 02 6448 3163
Fax +39 02 6448 3105
2009 May 14
0
Rpart - user defined split functions
...o proceed ?
Any input would be highly appreciated.
>
Thank you
Paolo
Paolo Radaelli
Dipartimento di Metodi Quantitativi per le Scienze Economiche ed Aziendali
Facolt? di Economia
Universit? degli Studi di Milano-Bicocca
Via Bicocca degli Arcimboldi, 8
20126 Milano
Italy
e-mail paolo.radaelli at unimib.it
Tel +39 02 6448 3163
Fax +39 02 6448 3105
2011 Apr 12
2
a question on the use of 'solve'
Dear R users,
I am in trouble using the function
solve(matrix)
in a loop.
When it happens that I have a singular matrix, I get an error message saying
so and the loop stops.
My question is if there in any way to keep on going in the loop.
Thank you in advance,
Laura
*---------------------------------------------------------*
Laura Antolini, PhD
Department of
2009 May 26
0
cross-validation in rpart
...ard
deviation of this errors ?
Thank you for your help
Paolo Radaelli
Paolo Radaelli
Dipartimento di Metodi Quantitativi per le Scienze Economiche ed Aziendali
Facolt? di Economia
Universit? degli Studi di Milano-Bicocca
Via Bicocca degli Arcimboldi, 8
20126 Milano
Italy
e-mail paolo.radaelli at unimib.it
Tel +39 02 6448 3163
Fax +39 02 6448 3105
begin included message
a.. begin included message I'm having a problem with custom functions in
rpart, and before I tear my hair out trying to fix it, I want to make sure
it's actually a problem. It seems that, when you write custom functio...
2009 Jun 09
3
rpart - the xval argument in rpart.control and in xpred.rpart
...ross-validation repeated xval=10 times ?
Thank you for your help
Paolo
Paolo Radaelli
Dipartimento di Metodi Quantitativi per le Scienze Economiche ed Aziendali
Facolt? di Economia
Universit? degli Studi di Milano-Bicocca
Via Bicocca degli Arcimboldi, 8
20126 Milano
Italy
e-mail paolo.radaelli at unimib.it
Tel +39 02 6448 3163
Fax +39 02 6448 3105
2003 Oct 23
2
Quantreg Package
I've just installed R 1.0.8 (for Windows) and I tried to install the package Quantreg directly from Cran but it's not in the list of downlodable packages.
I tried also downloading the zip file and then install it but there is an error.
How can I do it?
Thank you
[[alternative HTML version deleted]]
2004 Apr 09
1
R-estimators
Dear all,
could you please suggest me the package I have to install in order to use ranks statistics in regression models (R-Estimators, wilcoxon scores ...)
Thanks and Happy Easter
Paolo Radaelli
[[alternative HTML version deleted]]
2005 Jul 26
0
Hierarchical clustering with centroid method
Dear everybody!
In the function hclust, at each stage distances between clusters are recomputed by the Lance-Williams dissimilarity update formula according to the
particular clustering method being used.
Using "centroid" method, Lance-Williams recurrence formula works properly only for euclidean distance.
How is it possible to use properly centroid method with manhattan distance ?
2006 Sep 12
1
Use of xvfb : X11 cannot allocate additional graphics colors. Consider using colortype="pseudo.cube" or "gray"
Hi,
I use R in remote access on a Debian server.
I need X11() to create graphical things so I use xvfb-run (Virtual X server
environnement) R to allowing X11() capabilities to R.
An other technique is to connect in shh -X to execute my R script.
With the connection ssh -X, my R script is well executed. BUT when I use Xvfb,
some graphics are created but an error occured and stop the script.
2006 Mar 03
2
Compute quantiles with values and correspondent frequencies
Dear List,
quantile(x) function allows to obtain specified quantiles of a vector of observations x.
Is there an analogous function to compute quantiles in the case one have the vector of the observations x and the correspondent vector f of relative frequencies ?
Thank you
Paolo Radaelli
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2012 Feb 23
0
resistanceDistance representation
Dear all,
i'm using gdistance to model animal movement across landscape.
I have imported 11 rasters with roads, freeways, slope, use-of-land, lakes
(...) after recoding them with GRASS with a HSI value ranging from 1 to 4.
I've assigned zero to the NAs and then transformed all the rasters in
TransitionLayers (function=mean,directions=4) and later summed all of them
into a new transition:
2004 Nov 17
1
frailty and time-dependent covariate
Hello,
I'm trying to estimate a cox model with a frailty variable and time-dependent covariate (below there is the statement I use and the error message). It's seems to be impossible, because every time I add the time-dependent covariate the model doesn't converge. Instead, if I estimate the same model without the time-dependent covariate it's converge. I'd like knowing if