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Subhadeep Koley


MathWorks

35 total contributions since 2019

I am an Associate in the Engineering Development Group here at The MathWorks.

My areas of interest are Image Processing, Pattern Recognition & Computer Vision.

DISCLAIMER: Any advice or opinions here are my own and in no way reflect that of The MathWorks.

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Answered
Satellite image spatial references?
According to the documentation geotiffread returns a spatial referencing object of the file. [boston, R] = geotiffread('boston....

16 dagar ago | 1

| accepted

Answered
How do I have multiple color maps two different data-sets portrayed on single axes?
The following code might help. for k = 1:2 ax(k) = subplot(1,2,k);axis square; end % Subplot 1 subplot(ax(1)); % Pseud...

16 dagar ago | 0

Answered
data from figures without data
The following code might help. % Open your figure fig = openfig('example.fig'); % Find Xdata and YData objects dataObjs = fi...

16 dagar ago | 0

| accepted

Answered
Comparing locational similarity of ROIs within images
MATLAB provides ssim function for measuring Structural Similarity Index (SSIM) for 3-D volume image (e.g. MRI). ssim is an imag...

16 dagar ago | 0

Answered
How do I plot error in both the x and y directions as a shaded area?
Since you want to shade the area between the four bounds for each point, the following code might help you. % Demo data x = [5...

17 dagar ago | 0

Answered
Facing difficulty in converting a matlab function to c code
Below are some points to follow when generating C/C++ code from MATLAB code using MATLAB Coder. When generating C code, all var...

17 dagar ago | 0

Answered
Image denoising using DnCNN
The implementation details of the dncnn can be found here.

18 dagar ago | 0

Answered
Segmentation of B/W image
It is difficult to exactly segment out only the bone-disc area using standard segmentation techniques. The following function mi...

18 dagar ago | 0

Answered
differece image of 2 images
MATLAB provides imabsdiff function to find the absolute difference of two images. The following code might help you. % read im...

19 dagar ago | 0

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Answered
How to best include Matlab figure with transparency in a LaTeX document?
In MATLAB R2019a you can save EPS with alpha transparency. print('yourTransparentImage','-depsc');% place this code after the...

19 dagar ago | 0

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Answered
Plotting figure with 2 x-Axes and a y axis
Since the code you provided already creates two X axes one in top and one in bottom therefore, I assume you want both the X axes...

27 dagar ago | 1

Answered
Name of deployed app
MATLAB provides fileparts and mfilename function to get parts of file name and to get file name of currently running code. The...

ungefär en månad ago | 0

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Answered
Cross Correlation Map for stack of images
Find the attached Pearson Correlation Coefficient function myPCC.m implemented in terms of covariance according to the documenta...

ungefär en månad ago | 0

Answered
Pointer in a plot
I think you are using MATLAB R2019a. After plotting the figure, click on Data Tips option in the top right corner of the plot ...

ungefär en månad ago | 1

Answered
Error using images.internal.morphmex
I suspect you might have to install a Microsoft Runtime Library from here and restart MATLAB. Also, you can refer to a similar ...

ungefär en månad ago | 0

Answered
How to train fitcecoc by using COST SENSITIVE SVM
MATLAB provides ClassificationECOC and fitcecoc for Multiclass model for support vector machines (SVMs) and other classifiers. ...

ungefär en månad ago | 0

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Answered
Superimposing two imagesc graphs over each other.
It is difficult to give exact solution without the exact data. But, below is an example of how you can superimpose 2 data using ...

ungefär en månad ago | 2

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Answered
Why the plot doesn't show the result? I am trying to Solve Q-Switched Fiber Laser Rate Equation
I suspect the problem is due to the initial conditions. As you stated, if you declare 1e-10 as initial conditions then you will ...

ungefär en månad ago | 0

| accepted

Answered
Passing data into and out of an App
Since you prefer not to use global declaration or importing variable from Base Workspace, you can use properties option of the A...

ungefär en månad ago | 0

Answered
Wrong function interpretation on App Designer
It is difficult to debug without the actual code, but you can temporarily remove the Communications Toolbox from MATLAB’s curren...

ungefär en månad ago | 0

Answered
An edge outline segmentation suggestion please
You can return all edges that are stronger than a specified threshold to minimize the effect of noise and speckle dots. Refer th...

ungefär en månad ago | 1

| accepted

Answered
Adding image under contour lines took away axes and changed EVERYTHING
The following code might help you: I=imread('cameraman.tif'); Irgb = cat(3,I,I,I); imshow(Irgb); hold all; contour(I);color...

ungefär en månad ago | 0

Answered
Change Fractal Colors to nuances of red
Building a custom colormap might solve your issue. Similar question can be found here. Tweaking the "hex" vector as shown below...

ungefär en månad ago | 0

| accepted

Answered
[App Designer] Can an app accept variables from the base workspace as input arguments?
You can use evalin to achieve the same. In the App Designer right click on the UIFigure, hover over 'callbacks', select ‘Add s...

ungefär en månad ago | 0

Answered
Array Index .. values ERROR
Hi Peter, By setting breakpoint on line 13 of the live script GETMASS.mlx I can see that the elements of the array tempsCol ...

ungefär en månad ago | 0

Answered
Package app with multiple GUIs (GUIDE)
Hi Patricia, In the Callback of the push button paste only the name (without any extension) of the next GUI where you want to n...

ungefär en månad ago | 0

Answered
MATLAB App Designer does not render new fonts
Hi, follow the steps below to achieve the same In the Editor tab of the App Designer click on the Public Property and insert th...

ungefär en månad ago | 0

Answered
How to specify thresholding for SWT in a loop?
Hi, I understand that you are trying to perform the same thresholding procedure (as generated by the wavelet analyzer toolbox) f...

ungefär en månad ago | 0

Answered
Invalid MEX-file - Gateway function is missing.
MinGW is one of the supported compiler in MATLAB R2018ba for MEX file compilation according to the documentation. Therefore, try...

ungefär en månad ago | 0

Answered
i get Undefined variable "NaiveBayes" or class "NaiveBayes.fit".
Hi, I understand that you are trying to use NaiveBayes.fit in MATLAB R2018b. According to the R2014b Release Notes NaiveBaye...

ungefär 2 månader ago | 0

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