[SciPy-User] Question about scikits.timeseries.lib.moving_funcs.mov_average

[Andreas]

Hi, thanks for your input!

> In [4]: arr
> Out[4]:
> array([  0.,   1.,   2.,   3.,   4.,   5.,   6.,   7.,   8.,   9.,  NaN,
>         NaN,  NaN,  NaN,  NaN,  15.,  16.,  17.,  18.,  19.])
>
> In [5]: rolling_mean(arr, 10, min_periods=1)
> Out[5]:
> array([  0. ,   0.5,   1. ,   1.5,   2. ,   2.5,   3. ,   3.5,   4. ,
>          4.5,   5. ,   5.5,   6. ,   6.5,   7. ,   9. ,  11. ,  13. ,
>         15. ,  17. ])

Actually, this is exactly what I'm looking for. Well, almost. For my
application, I would need the window to be centered on the current value,
and be going only backwards from it. (I'm analyzing atmospheric
measurement data.)

Any ideas how this can be done?

Cheers,

Andreas.