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Topic: Identifying missing points in grid
Replies: 2   Last Post: Nov 22, 2010 5:55 PM

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JS

Posts: 49
Registered: 8/4/08
Re: Identifying missing points in grid
Posted: Nov 22, 2010 5:55 PM
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On Nov 22, 6:30 pm, ImageAnalyst <imageanal...@mailinator.com> wrote:
> Several ways, like set your 2D array to be all some known value, like
> true, then go through your list assigning the ones you have to false.
> Then use the find command to get paired-up row,column coordinates
>
> array2D = true(100,100);  % Whatever size you need.
> for k = 1 : length(X)
>   % Assuming X and Y are integers:
>   array2D(X(k), Y(k)) = false;
> end
> [missingRows missingCols] = find(array2D);


Yes, of course - that would do it. Thanks!

JS



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