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From: us on 10 Jul 2010 14:48
"saurabh pandey" <sathiya_saurabh(a)yahoo.co.in> wrote in message <i1a8he$jsu$1(a)fred.mathworks.com>...
> "kinor " <kinor.removethiswithdot(a)gmx.de> wrote in message <hgb63f$20c$1(a)fred.mathworks.com>...
> > "Ironic Prata" <lixodoironic(a)hotmail.com> wrote in message <hg99es$1ou$1(a)fred.mathworks.com>...
> > >
> > > Is there a function that removes objects binary image based only on their pixel area?
> > >
> > > I want to maintain lines, so erode or close is out of the question. Planning on using region props and check each area region, but that seems slow and inefficient...
> > >
> > > Tks
> >
> > Hi,
> >
> > help bwmorph
> > the option 'clean' is interesting if you want to remove single dots
> >
> > if you want to remove larger i.e. 2 pixels and smaller objects you could convolute with a box mask i.e. ones(3) and delete everything below 2 in the result.
> >
> > hth
> > kinor
>
> HOW CAN WE DO THIS?

a hint:
- use REGIONPROPS to identify your small objects...
- then, remove them...

us
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