Displaying 5 results from an estimated 5 matches for "ryuichi".
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ryoichi
2007 Jun 10
0
Rdonlp2 - an extension library for constrained optimization
Ryuichi Tamura wrote:
Please can you put your package on the CRAN server ?
Many thanks
Diethelm Wuertz
> Hello R-list,
>
> I have released an update version (0.3-1) of Rdonlp2.
> Some (fatal) bugs which may kill interpreter should be fixed.
>
> In addition, user-visible changes are:
&g...
2006 Oct 24
2
Mixed conditional logit model
dear all,
i wonder whether it is possible to estimate a mixed (random parameters)
logit model in R. my dataset only includes conditional explanatory (RHS)
variables. i've already searched the R-help archives and found slightly
comparable questions but no satisfying answers. an old fashoined
conditional logit does not work due to the violation of the iia
property. a short description of
2008 Jan 15
0
version 1.9.3 released
...6. Feedback is welcome on the range of binary
gems offered.
== THANKS ==
Thank you very much to everyone who helped with this release with
patches, bug reports and suggestions and discussions on the mailing
lists. Contributors to the 1.9.3 code include Sean Long, Mario Steele,
Albin Holmgren, Ryuichi Sakamoto and Dale Edmons
== WHAT''S NEXT ==
There''s some smaller issues to iron out, so we''ll look to have a 1.9.4
release with a bit less of a gap than before this release. In the
interim, look out for an updated release of wxSugar, with some nifty new
code generatio...
2009 Jul 03
2
Error using the Rdonlp2 Package
Dear experts,
I'm attempting to solve a constrained optimization problem using the Rdonlp2
package.
I created a Lagrange function (L=f(x)-lambda(g(x)-c)), where x is a vector
of 16 parameters. This is what I'm using as objective function in the code
below. In addition, I set bounds on these parameters (par.u and par.l). When
I run the code, I get the error message shown below. Any idea
2007 Oct 17
19
1.9.2, OpenGL
[third sending attempt...]
I''m going to try and test out the samples on MSW over the next few days
and if things look good I think we should release 1.9.2. Might try and
fix the bugs related to TreeCtrl#get_first_child as these might involve
minor API changes. So if anyone has any time to test out SVN HEAD and
look for anything funny, please do.
Also, we have an anonymous patch