# Sparsh Garg

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Question

How do I set axes so that when I zoom in the figure the values in the window remain static and don't change

So I have this image which was generated using the below code Now when I zoom into the picture,the axes tend to change,what I w...

5 månader ago | 0 answers | 0

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answersQuestion

Is it worth doing a log normalization on the image?

So someone told me to do log normalization on an image.Basically i have to do this on an image https://in.mathworks.com/help/st...

5 månader ago | 0 answers | 0

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answersQuestion

Crop image in diagonal direction

Imcrop allows us to select a rectangular region that we can later on crop. However,given an image as shown below,the result of ...

5 månader ago | 1 answer | 0

### 1

answerQuestion

How does the matlab's contourf work

So I am able to get the contour matrix from contourf.Now when I try to plot the points on the figure shown below,I end up gettin...

5 månader ago | 0 answers | 0

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answersQuestion

Why does plot(X,Y,'or') and plot(X,Y) give different results

So,I have a set of points that I am trying to visualize. The points are obtained by running the code mentioned in the below li...

5 månader ago | 3 answers | 0

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answersQuestion

converting index to coordinates(row,col) is giving me error

Apologies in advance for asking so many questions,switching to matlab after 8 years so I have an image of dimension 146x211 mat...

6 månader ago | 1 answer | 0

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answerQuestion

creating a temporary matrix and then appending it to the original matrix

So in python we can create a temp list/numpy array and then later on append it to the results for example: A is a NxN zeros ma...

6 månader ago | 0 answers | 0

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answersQuestion

Efficiently accesing cell entries

So let's say I have a NXN cell each entry in the cell is int itself a cell.For example B is a 23x23 cell and B{1,1} is a 2x2 c...

6 månader ago | 1 answer | 0

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answerQuestion

Obtain 2x2 regions in an image using sliding window

Given an image,I would like to observe 2x2 regions of that image using sliding window.Notice that,as of now I am only interested...

6 månader ago | 2 answers | 0

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answersQuestion

given a contour returned by contourf,how to display the pixel values within a region

So,lets say I run contourf on an image ,and I get the contour for a particular level say I is the image and level is [55,55]. ...

6 månader ago | 1 answer | 0

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answerQuestion

given two matrices find the indices of B in A

To be clear,say A is a 2x76 matrix and B is a 2x29 matrix,for all values in B I need to find out the indices of where these valu...

6 månader ago | 1 answer | 0

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answerQuestion

Regarding the contour matrix obtained from contourf

I recently ran contourf on the image below . . The output of this is as follows Now when I plot the contour matrix for Numb...

7 månader ago | 0 answers | 0

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answersQuestion

extract contour points belonging to a certain level set

contourf(Z) creates a filled contour plot containing the isolines of matrix Z.for my case,I would like to generate lines for all...

7 månader ago | 1 answer | 0

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answerQuestion

Merge level set contours

Given the below image that displays the level set contours(obtained from contourf),I would like to merge the level sets.As shown...

7 månader ago | 0 answers | 0