Notice: On April 23, 2014, Statalist moved from an email list to a forum, based at statalist.org.
[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: st: transpose question
From
John Luke Gallup <[email protected]>
To
[email protected]
Subject
Re: st: transpose question
Date
Thu, 21 Jul 2011 19:53:15 -0700
Once you work out the syntax to move data into Mata matrices, all the manipulation in Mata is _much_ easier than handling matrices in Stata.
Stata's (and Mata's) matrix cross-product functions in many cases allows you to work with a K x K matrix, avoiding holding a larger K x N matrix.
John
On Jul 21, 2011, at 4:41 PM, Airey, David C wrote:
> .
>
> Stata's data tables are limited to 32,767 variables.
>
> In Mata, matrices are limited only by the amount of memory on your computer.
>
> For very large row column transpose problem, do other users
> break the data set into smaller pieces, transpose and then put it back
> together in Stata? Or do you somehow use Mata?
>
> -Dave
>
>
> *
> * For searches and help try:
> * http://www.stata.com/help.cgi?search
> * http://www.stata.com/support/statalist/faq
> * http://www.ats.ucla.edu/stat/stata/
>
*
* For searches and help try:
* http://www.stata.com/help.cgi?search
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/