Re: [Matplotlib-users] contourf() for "proper plotting purpose"

[Nicolas R. <Nic...@in...>]

You can use the 'origin' keyword:

pl.controuf(Matrix, origin='lower')
or
pl.controuf(Matrix, origin='upper')


Nicolas


On May 23, 2013, at 7:27 AM, Bakhtiyor Zokhidov <bak...@ma...> wrote:

> Hi,
> 
> I have following code:
> 
> import numpy as np
> import pylab as pl
> 
> Matrix(10,10) = 
> np.array([[ 4.5, 4.5, 4.5, 3.4, 2.5, 3.9, 3.4, 3.4, 2.2, 3.9],
> [ 3.9, 4.5, 5.2, 4.5, 3.4, 3.4, 2.2, 2.9, 3.4, 3.4],
> [ 3.9, 3.9, 2.5, 2.2, 1.9, 1.2, 1.2, 1.4, 2.5, 2.9],
> [ 3.4, 3.9, 2.9, 2.2, 1.2, 1.4, 1.7, 1.4, 1.9, 2.2],
> [ 2.5, 3.4, 2.2, 1.4, 1.2, 1.2, 1.7, 0.8, 1.9, 1.7],
> [ 2.5, 2.2, 2.5, 1.2, 1.2, 0.9, 1.7, 1.7, 1.4, 1.9],
> [ 2.2, 2.2, 3.4, 1.7, 0.9, 0.9, 0.9, 1.2, 1.7, 1.9],
> [ 2.9, 1.9, 1.9, 1.4, 1.1, 0.9, 1.2, 1.1, 1.7, 1.9],
> [ 2.9, 1.7, 2.2, 1.4, 1.1, 0.9, 1.1, 0.8, 1.1, 1.9],
> [ 2.5, 1.9, 1.7, 1.2, 1.4, 0.8, 1.1, 0.8, 1.4, 1.7]])
> 
> pl.contourf(Matrix)
> pl.show()
> 
> The problem is that that plots reversely, in other words top values are below, bottom values are top!!
> 
> How can I plot it properly?
> 
> 
> -- 
> Bakhtiyor Zokhidov
> ------------------------------------------------------------------------------
> Try New Relic Now & We'll Send You this Cool Shirt
> New Relic is the only SaaS-based application performance monitoring service 
> that delivers powerful full stack analytics. Optimize and monitor your
> browser, app, & servers with just a few lines of code. Try New Relic
> and get this awesome Nerd Life shirt! http://p.sf.net/sfu/newrelic_d2d_may_______________________________________________
> Matplotlib-users mailing list
> Mat...@li...
> https://lists.sourceforge.net/lists/listinfo/matplotlib-users