Re: [Matplotlib-users] histogram

Here a sample:

the data are in the file data.dat join. 

In [1]: import pylab
In [2]: import scipy
In [3]: import scipy.stats

In [4]: data1,data2=pylab.load('data.dat',unpack=True)
In [5]: pylab.hist(data1,20)
(Out[5]:
array([  4,   6,  23,  52,  90, 128, 184, 244, 283, 293, 297, 330, 321,
       231, 188, 140,  94,  48,  29,  15]),
 array([ 0.00998046,  0.01054459,  0.01110872,  0.01167285,  0.01223698,
        0.01280111,  0.01336524,  0.01392937,  0.0144935 ,  0.01505763,
        0.01562176,  0.01618589,  0.01675002,  0.01731415,  0.01787828,
        0.01844241,  0.01900654,  0.01957067,  0.0201348 ,  0.02069894]),
 <a list of 20 Patch objects>)

In [6]: scipy.stats.histogram(data1,20)
Out[6]:
(array([  1,   7,  17,  43,  75, 126, 185, 248, 303, 302, 314, 353, 315,
       241, 178, 145,  70,  51,  20,   6]),
 0.0096835454084847374,
 0.00059382155039052636,
 0)

>     humufr> Hi, just a small question about histogram. I saw that the
>     humufr> result of the hist function from pylab and histogram from
>     humufr> numpy+scipy can be slightly different when the array is
>     humufr> big and with real data (not integer). I'll probably told
>     humufr> something stupid but perhaps that will be good to have
>     humufr> consistancies between both function, won't it?
>
> Complete example, please...
>
> JDH
>
>
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