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Parag


Active since 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...

8 years ago | 1 answer | 0

1

answer

Answered
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; ...

8 years ago | 0

| accepted

Question


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 <<...

8 years ago | 1 answer | 0

1

answer

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,...

8 years ago | 2 answers | 0

2

answers

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...

8 years ago | 1 answer | 0

1

answer

Question


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...

8 years ago | 0 answers | 0

0

answers

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...

8 years ago | 1 answer | 0

1

answer

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...

8 years ago | 3 answers | 0

3

answers

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...

9 years ago | 0 answers | 1

0

answers

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...

9 years ago | 1 answer | 0

1

answer

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...

9 years ago | 3 answers | 0

3

answers

Answered
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...

9 years ago | 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...

9 years ago | 2 answers | 0

2

answers

Answered
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 ...

10 years ago | 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...

10 years ago | 3 answers | 0

3

answers