Re: [R] Matrix to Vector

From: Erik Iverson <eriki_at_ccbr.umn.edu>
Date: Tue, 15 Jun 2010 14:27:02 -0500

George Coyle wrote:
> Hi All,
>
> I am trying to turn a Matrix into a vector for analysis purposes. I need to
> select only certain columns from the entire matrix for the vector (intraday
> time intervals). Also I need to transpose the Matrix (so times are in rows)
> stack each successive new column on top of each other (latest at the top
> creating one long vector vs a matrix) then reassign the date to the left of
> each time (right now date is only shown once by row and will be in columns
> when transposed). Any thoughts?

>

Yes, specify your problem with reproducible R code, so we can help you.



R-help_at_r-project.org mailing list
https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Tue 15 Jun 2010 - 19:29:41 GMT

Archive maintained by Robert King, hosted by the discipline of statistics at the University of Newcastle, Australia.
Archive generated by hypermail 2.2.0, at Tue 15 Jun 2010 - 19:30:33 GMT.

Mailing list information is available at https://stat.ethz.ch/mailman/listinfo/r-help. Please read the posting guide before posting to the list.

list of date sections of archive