[Insight-users] how to use Neighborhood iterator properly

[Ming Chao]

Nobody has any experiences using neighborhood iterator? Please help out.
Thanks.

On Fri, Feb 20, 2009 at 6:53 PM, Ming Chao <mingchao2005 at gmail.com> wrote:

> Hi all,
> I am learning how to use neighborhood iterator and apply it to study a toy
> model. I found the following:
>
> when looping the neighborhood iterator, it still acts like the regular
> image iterator, ie, running all pixels. This feature is not what I feel
> like.
>
> My toy model is like this:  I have a 2D image with, say, 4X4 pixels. I
> randomly assign gray values 0 or 1000 to these 16 pixels. For those with
> 1000, I try to put those which has at least 1 common side (1-connectivity)
> and count how many of these connected pixels. I thought neighborhood
> iterator would be ideal in this study.
>
> If you anyone can help me out on either neighborhood iterator or the toy
> model, I would greatly appreciate it.
>
> Ming
>
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