Urgent need of help on Region based operations in matlab
in [Matlab]
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From: rustyraj 18 on 1 Jul 2010 14:48 I have a grayscale image from which i want to blacken out a certain region of interest.the region can be any closed polygon.I need to set the pixels inside the i=region i choose to zero. I used the ROI tool but it interpolates the data on boundary.I dont need that I need perfect black. Urgent With regards rustyraj18
From: us on 1 Jul 2010 17:28 "rustyraj 18" <rustyraj18(a)gmail.com> wrote in message <i0int4$nae$1(a)fred.mathworks.com>... > I have a grayscale image from which i want to blacken out a certain region of interest.the region can be any closed polygon.I need to set the pixels inside the i=region i choose to zero. > I used the ROI tool but it interpolates the data on boundary.I dont need that I need perfect black. > > Urgent > > With regards > rustyraj18 how do you use ROIPOLY(?)... how do you apply the (logical) mask, which it returns, to your image(?)... us
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