Re: [Matplotlib-users] numpy masked array plot - isolated single unmasked value is hidden

[Michael D. <md...@st...>]

You could use a single pixel for a marker (','), I guess.  But as you 
say, you need at least two points for a line segment.

Mike

On 07/17/2013 10:45 AM, Gregorio Bastardo wrote:
> Hi,
>
> The following example demonstrates the problem, value 5 could not be
> seen w/o marker:
>
> data = np.arange(10)
> mask = [0,0,0,1,1,0,1,0,0,0]
> x = np.ma.masked_array(data, mask)
> plot(x)
> plot(x, '+')
>
> In my datasets, isolated unmasked values are rare, but placing a
> marker to spot them makes the whole graph cluttered. I do realize that
> at least 2 valid points are needed for a line segment, but still, is
> there any way to visualize these isolated unmasked values w/o a
> marker?
>
> Thanks,
> Gregorio
>
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