imerode
Erode a binary or grayscale image or volume.
📝Syntax
J = imerode(I, SE)
📥Input Arguments
Parameter Description
I Input binary or grayscale image, or 3-D volume.
SE Structuring element structure or logical neighborhood.
📤Output Arguments
Parameter Description
J Eroded image or volume.
📄Description

Erode a binary or grayscale image. With a 3-D structuring element, imerode erodes a 3-D volume.

💡Examples
Erode a binary image
BW=false(64,64); BW(20:44,20:44)=true;
J=imerode(BW,strel('disk',5));
figure; subplot(1,2,1); imagesc(BW); g=linspace(0,1,64)'; colormap([g g g]); title('Input');
subplot(1,2,2); imagesc(J); g=linspace(0,1,64)'; colormap([g g g]); title('Eroded');
Example illustration
🔗See Also
imdilateimopenimclosestrel
🕔Version History
Version Description
2.0.0 initial version
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