plotting large datasets

[Marco Guazzone]

On Fri, Aug 21, 2009 at 7:16 PM, Steve Searle<steve at stevesearle.com> wrote:
> Around 06:10pm on Friday, August 21, 2009 (UK time), DJ Delorie scrawled:
>
>> I've got a need to plot "value vs time" data for 32 channels
>> simultaneously.  Gnuplot isn't up to the task (not enough uniqueness,
>> even mixing lines and points, or control - the graph is just a mess).
>> What else is there?
>
> I use RRDtool.
>
> Steve
>

Have you tried with R (http://www.r-project.org)?
It is very powerful and IMO easy to use.
Also there are a lot of packages.
See at http://cran.r-project.org


Another powerful tool for charting is GLE (http://www.gle-graphics.org/)


-- Marco