[Matplotlib-users] Matplotlib's logo

2009-03-04 Thread Torsten Bronger
Hallöchen! In my web app, I have an "about" page which contains the major components, together with the logos (Ubuntu, Apache, Django etc). http://matplotlib.sourceforge.net/_static/logo2.png is too wide, and since the name is in the list anyway, I'd like to have the circular plot itself. Do you

[Matplotlib-users] memory usage (leakage?) in ipython interactive mode

2009-03-04 Thread Gary Ruben
Is there a summary somewhere of the current state of knowledge about memory leaks when using the pylab interface interactively? Doing plot(rand(100)) or matshow(rand(1000,1000)) for example eats a big chunk of memory (tried with TkAgg and WxAgg in Windows (mpl v0.98.5.2) and Linux (mpl v0.9

Re: [Matplotlib-users] computing r-squared?

2009-03-04 Thread John Hunter
On Wed, Mar 4, 2009 at 10:54 AM, per freem wrote: > hi all, > > i managed to do linear regression on two vectors x, and y using > linalg.lstsq. what i can't figure out is how to compute the R-squared value > - the correlation of the two vectors - in matplotlib. can someone please > point me to th

[Matplotlib-users] computing r-squared?

2009-03-04 Thread per freem
hi all, i managed to do linear regression on two vectors x, and y using linalg.lstsq. what i can't figure out is how to compute the R-squared value - the correlation of the two vectors - in matplotlib. can someone please point me to the right function? thank you. --

Re: [Matplotlib-users] using tex in labels but retaining sans-serif font

2009-03-04 Thread Jeffrey Fogel
I've found that putting the text you want to be sans-serif inside \sf{} works. So something like: xlabel(r'$\sf{\Delta direction}) -Jeffrey On Wed, Mar 4, 2009 at 1:59 AM, Jouni K. Seppänen wrote: > per freem writes: > > > i am using the tex feature to put some greek symbols in some labels o

[Matplotlib-users] ANN: python for scientific computing at SIAM CSE 09

2009-03-04 Thread Fernando Perez
Hi all, sorry for the spam, but in case any of you are coming to the SIAM Conference on Computational Science and Engineering (CSE09) in Miami: http://www.siam.org/meetings/cse09/ you might be interested in stopping by the Python sessions on Thursday: http://meetings.siam.org/sess/dsp_programse