edge linking

hi i have applied segmentation to my image.the segmented image has broken edges,i should link it before further processing.can anyone give me the code for edge linking.Thanks in advance...

回答(1 个)

Image Analyst
Image Analyst 2012-4-27

0 个投票

You could try imclose(), followed by bwmorph('skel') to skeletonize again, if necessary. Or take a look at this Peter's edge linking code: http://www.csse.uwa.edu.au/~pk/Research/MatlabFns/#edgelink

6 个评论

This link isn't working, is there anywhere else this code can be viewed?
Try this:
I'm also attaching two of my edge linking demos.
Sumit
Sumit 2023-12-26
if minDistance <= longestGapToClose
% Draw line from this endpoint to the other endpoint.
% line([thisColumn, nearestX], [thisRow, nearestY], 'Color', 'g', 'LineWidth', 2);
h = images.roi.Line(gca, 'Color', 'r', 'Position',[thisColumn, thisRow; nearestX, nearestY]);
% You can comment out the fprintf() to speed up the overall time the process takes.
fprintf('Drawing line #%d (which is %.1f pixels long) from (%d, %d) on segment #%d to (%d, %d) on segment #%d.\n', ...
lineCounter, minDistance, thisColumn, thisRow, theLabels(k), nearestX, nearestY, theLabels(k2));
drawnow;
mask = h.createMask(rowsInImage, columnsInImage);
finalMask(mask) = true; % Burn line into output image.
% Increment the line counter.
lineCounter = lineCounter + 1;
end
end
i have encountered this error in these lines of code , can you help me?
Invalid or deleted object.
Error in images.roi.Line/getLineData
Error in images.roi.internal.mixin.CreateMask/createOpenMask
Error in images.roi.Line/createMask
Which demo did you run and what images and parameters did you use?
Sumit
Sumit 2023-12-27
i have used edgelinkingimage demo and images i used are from MSRA dataset
If you have any more questions, then attach your data and code to read it in with the paperclip icon, in a new question (not here), after you read this:

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2012-4-27

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