Re: [Rcpp-devel] OpenMP and Parallel BLAS

2015-05-27 Thread Saurabh B
Thank you both. I'm trying out these excellent suggestions and reading through the material. It really helps my understanding of how these two things work together. I will update with my findings for everyone's benefit. To clarify my second question James, can multiple processes concurrently modif

Re: [Rcpp-devel] Convert R matrix to boost ublas?

2015-05-27 Thread Charles Determan
Thanks for the points Dale. As I said, it would be more of a Rcpp exercise than anything. It could potentially be useful for others but it was just curiosity and a small side project. Regards, Charles On Wed, May 27, 2015 at 8:45 AM, Dale Smith wrote: > Before you undertake any work on ublas

Re: [Rcpp-devel] Convert R matrix to boost ublas?

2015-05-27 Thread Dale Smith
Before you undertake any work on ublas, I would read the FAQ carefully. There have been no significant commits since 2009. http://www.boost.org/doc/libs/1_58_0/libs/numeric/ublas/doc/index.html “Performance? There are faster alternatives. Cutting edge? uBLAS is more than 10 years old and missed

Re: [Rcpp-devel] Convert R matrix to boost ublas?

2015-05-27 Thread Charles Determan
Sounds good, thanks Dirk. On Wed, May 27, 2015 at 8:04 AM, Dirk Eddelbuettel wrote: > > On 27 May 2015 at 07:09, Charles Determan wrote: > | This was more of a curiosity question. Armadillo and Eigen are great > and I > | will likely use them for most of my purposes. I have just been > explori

Re: [Rcpp-devel] Convert R matrix to boost ublas?

2015-05-27 Thread Dirk Eddelbuettel
On 27 May 2015 at 07:09, Charles Determan wrote: | This was more of a curiosity question.  Armadillo and Eigen are great and I | will likely use them for most of my purposes.  I have just been exploring more | of the boost library and was wondering about it.  That said, it would be a | potentially

Re: [Rcpp-devel] Convert R matrix to boost ublas?

2015-05-27 Thread Charles Determan
This was more of a curiosity question. Armadillo and Eigen are great and I will likely use them for most of my purposes. I have just been exploring more of the boost library and was wondering about it. That said, it would be a potentially useful exercise for me when I have some more time to devo