Displaying 5 results from an estimated 5 matches for "cserg".
Did you mean:
cseg
2008 May 12
1
hessian in constrained optimization (constrOptim)
...ptim".
I would be extremely grateful if anybody could suggest a way I could use to
I obtain the values of the hessian matrix...
Many thanks,
Carlo
**************************************************
Carlo Fezzi
Senior Research Associate
Centre for Social Research on the Global Environment (CSERGE)
Department of Environmental Sciences
University of East Anglia
Norwich (UK) NR2 7TJ
Telephone: +44(0)1603?591408
Fax: +44(0)1603 593739
2010 Jan 07
1
faster GLS code
...to point out a way to make it faster (it is part of a bigger
code and needs to run several times).
Any suggestion would be greatly appreciated.
Carlo
***************************************
Carlo Fezzi
Senior Research Associate
Centre for Social and Economic Research
on the Global Environment (CSERGE),
School of Environmental Sciences,
University of East Anglia,
Norwich, NR4 7TJ
United Kingdom.
email: c.fezzi at uea.ac.uk
***************************************
Here is an example with 3 equations and 2 exogenous variables:
----- start code ------
N <- 1000 # number of observations
libr...
2007 Dec 11
1
R computing speed
...ocess? (Modifying the code or
modifying some R options maybe?)
I would be really grateful if anybody could help me with this issue, I
attach my code below.
Many thanks,
Carlo
***************************************
Carlo Fezzi
Centre for Social and Economic Research
on the Global Environment (CSERGE),
School of Environmental Sciences,
University of East Anglia,
Norwich, NR4 7TJ
United Kingdom.
***************************************
# MULTILOGIT
# This function computes the estimates of a multinomial logit model
# inputs: a matrix vector of 1 and 0 (y) or of shares
# a matrix of regr...
2012 Jan 17
2
bayesian mixed logit
...r BML with R and would like to share it with me or even take a quick look at my code? I would be extremely grateful for any help.
Many thanks to everybody!
Carlo
***************************************
Senior Research Associate
Centre for Social and Economic Research
on the Global Environment (CSERGE),
2008 May 19
0
constrOptim converging not to the optimal values
...Optim(outer.iteration = 500, control = list(maxit=10000),
theta=(high-low)/(N+1)* N:1, f=negdet, ui = u.s, ci=c.s,
method="Nelder-Mead")
####
**************************************************
Carlo Fezzi
Senior Research Associate
Centre for Social Research on the Global Environment (CSERGE)
Department of Environmental Sciences
University of East Anglia
Norwich (UK) NR2 7TJ
Telephone: +44(0)1603?591408
Fax: +44(0)1603 593739