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Actif depuis 2014

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How does colfilt work ? Is there any mathematical explanation how it work ?
Hi Guys, I wanted to understand the working of colfilt. When we provide the block size and function (ex.colfilt(img,[3 3],'f...

presque 9 ans il y a | 1 réponse | 0

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How to display pixel values within the image while display image from array
Nevermind i found the way. Thanks if true % code [m n]=size(Rms); image(Rms,'CdataMapping','scaled'); hold on; ...

environ 9 ans il y a | 0

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How to display pixel values within the image while display image from array
Hi, I am trying to display the image from the array with color coding. I am able to display the image as shown as follow <<...

environ 9 ans il y a | 1 réponse | 0

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Question

How to take circular ROI
Hi, I am trying to get a circular ROI within the image. For rectangular ROI we can use imrect and get the position/coordinate,...

environ 9 ans il y a | 2 réponses | 0

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Question

How to save all command history.
Hi all, I wanted to save the history of all command window. I try with diary but it save the present what you are working. I...

environ 9 ans il y a | 1 réponse | 0

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How to make guassian filter with same magnitude but different frequecies
Hi, I am trying to make guassian filter with same magnitude but different frequecies. I am making white noise and filtering it...

plus de 9 ans il y a | 1 réponse | 0

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Question

How to select data points in GUI and save it with some score
Hi I have a GUI as shown in the figure. I need curser to select multiple points over the image and for each point I need to ap...

plus de 9 ans il y a | 1 réponse | 0

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Question

How to perform quadratic optimization
Hi, I am trying to perform quadratic optimisation for correction the Edge spread function as shown in the figure.Looking at th...

plus de 9 ans il y a | 3 réponses | 0

3

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Question

Help with 2D planer fit.
<</matlabcentral/answers/uploaded_files/38613/prob_pla.JPG>> Hi Guys I want to filter the low frequency noise in my image...

environ 10 ans il y a | 1 réponse | 1

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Question

How to bin x y graph
Hi guys I have a x, y graph,as shown in picture. I want to combined it to one single curve. Can you please let me know how t...

plus de 10 ans il y a | 1 réponse | 0

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Question

How to select the ROI of specific size over the image ?
Hi I want to select the ROI of 128 by 128 within the image attached. Using the imrect function we can draw the ROI but I wan...

plus de 10 ans il y a | 3 réponses | 0

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How to find integral under the noise power spectrum
Thank you for your reply, I tried using bandpower function but it shooting me following error. Can you please let me know how to...

plus de 10 ans il y a | 0

Question

How to find integral under the noise power spectrum
Hi I am bit confused with wording. Is the integral under noise power spectrum simply the sum of all values in matrix? If no...

plus de 10 ans il y a | 2 réponses | 0

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Problem with matrix indexing in for loop
Thank you for your reply. I could not able to figure out the behavior of matlab in for loop. When I do that similar indexing ...

plus de 11 ans il y a | 0

Question

Problem with matrix indexing in for loop
HI guys In this code, I am getting problem when I am trying to find index of object . In for loop if I comment out img=img...

plus de 11 ans il y a | 3 réponses | 0

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