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Questions tagged [edge-detection]

For questions related to edge detection algorithms in image processing and computer vision.

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What is a suitable measure to determine whether a superimposed line is on a grid line?

I have an image of a rotated grid. This grid has slightly darker pixels which I'm trying to detect. Due to the nature of the problem, my solution is to superimpose a grid onto the image which I can ...
MCE_Dia's user avatar
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Link Prediction Task on Multigraphs with GraphSAGE

I need to perform a link prediction task on a heteronegous multigraph (multi-node types, multi-edge types, multi-edges between pairs of nodes, node features and edge features) in the inductive setting....
Jason's user avatar
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How to identify and diferentiate several edge lines of an object?

I want to create an AI to detect and identify certain edge lines on my image. The input image is a locker key, and I want to know the exact position of certain edges. Sample input image: Sample ...
Lluis C's user avatar
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How to normalise image input to backpropogation algorithm?

I am implementing a simple backpropagation neural network for classifying images. One set of images are cars another set of images are buildings (houses). So far I have used Sobel Edge detector after ...
Z.E.'s user avatar
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How can traditional edge detection algorithms be implemented on a GPU?

How can edge detection algorithms, which are not based on deep learning, such as the canny edge detector, be implemented on a GPU? For example, how are non-edge pixels removed from an image once it ...
user11937382's user avatar
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Is a Sobel filter for edge detection a type of Cellular Neural Network?

I have implemented a Sobel filter for edge detection in Matlab without using its toolbox. I am a bit confused: Is a Sobel filter a type of Cellular Neural Network? Both Sobel and Cellular Neural ...
netizen's user avatar
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