Fego Etese

Last seen: mer än 4 år ago | Active since 2020

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Question

Code is running very slow, how to make faster?
Link to the files Hello, Please i am having issue with getting this code to run faster, i am using it for my final year disse...

mer än 4 år ago | 1 answer | 0

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answer

Question

How to use Wavelet Transforms for template matching and location?
Please I am trying to find the extracted template image in the middle gotten from the original image on the left in the query ...

nästan 5 år ago | 0 answers | 0

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answers

Question

What algorithm can I use to find this extracted template image in this query image?
I am trying to find the location of the extracted template image in the query image, I have tried using surf algorithm but it is...

nästan 5 år ago | 0 answers | 0

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answers

Question

How to locate a point on an image relative to a reference point from another image?
I want to be able to find the location of M1 on the second image relative the the R line, given the R line to be the reference l...

nästan 5 år ago | 2 answers | 0

2

answers

Question

How to calculate the angle between two lines from the same origin?
Please I need help on this, I have extracted severla minutia points from this fingerprint image and I have been able to calcul...

nästan 5 år ago | 2 answers | 0

2

answers

Question

How to use Gaussian filter on images?
Hi, I've been trying to do some research into the implementation of this aglorithm below and I am confused about the Gaussian fi...

nästan 5 år ago | 1 answer | 0

1

answer

Question

How to visualize gradient data using arrows.
I need help with the quiver function. I want to visualize the magnitude and angle data i have gotten from a block processing, wi...

nästan 5 år ago | 1 answer | 0

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Question

Why is blockproc giving errors ?
I am trying to do a block processing operation but it keeps on giving me errors on running the code. Please help me.

nästan 5 år ago | 1 answer | 0

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answer

Question

How to get the gradient of a pixel in an image?
I am doing block processing on a fingeprint image and I will like to get the gradient of all the pixels in their x and y compone...

nästan 5 år ago | 1 answer | 0

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answer

Question

How to get the gradient of a pixel?
I am doing block processing on a fingeprint image and I will like to get the gradient of all the pixels in their x and y compone...

nästan 5 år ago | 0 answers | 0

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answers

Question

How to get the same pixel points in an image using Euclidean Distance when the image is scaled up or down?
I have two images, image A is normal and the image B is scaled up and on the image A I have calculated the euclidean distance be...

ungefär 5 år ago | 1 answer | 0

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Question

Why does using normxcorr2 slow down my code seriously?
I am working on template matching in fingeprints and after extracting minutiae points, I extract a template using a window size ...

ungefär 5 år ago | 1 answer | 0

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answer

Question

How can i find out if two minutiae points in a fingerprint image are on the same ridge line?
Please i need help on how to know if two minutiae points on a fingerprint image are on the same ridge so as to be able to remove...

ungefär 5 år ago | 1 answer | 0

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answer

Question

How can I confirm that a template image is found in the primary image using cross correlation?
How can I really confirm that the small template image exists in another image using the cross correlation? and please which is ...

ungefär 5 år ago | 2 answers | 0

2

answers

Question

Pixel values different for binary (logical array) image using impixel() vs accessing logical matrix normally
I don't understand why when trying to access the pixel values of this image i get different values using impixel() vs accessing ...

ungefär 5 år ago | 1 answer | 0

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answer