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Subhadeep Koley


Last seen: Today

MathWorks

115 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 & Graphics and plotting.

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

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Answered
Recolouring Sentinel2 multispectral image
Hi, 3D scatter plot on your image produces a linear trend of the Red-Green-Blue channel, indicating a high correlation among the...

1 jour ago | 0

| accepted

Answered
Help with VDSR example code
The function activations was introduced inside Neural Network Toolbox in MATLAB R2016a. You can type the command ver to check wh...

6 jours ago | 0

Answered
how to write multiple dicom files into a folder using 'dicomwrite' command
Hi, your code is almost correct. You only need to give different name to the 'k' different DICOM files. The below code might hel...

6 jours ago | 0

Answered
How to remove markers of a plot
HI, you can use the Marker Name-Value Pair of the function plot to specify the marker type. If you specify 'none', then no marke...

12 jours ago | 0

Answered
Denoising and contranst enhancement
Hi, you can use Neighborhood size input argument of the function medfilt2 to specify the strength of the filtering. Also, you ca...

14 jours ago | 0

Answered
Why do I received errors in MATLAB App Designer when I exported it to standalone application? (MATLAB 2017b)
Hi, whenever you are packaging your app to create a standalone desktop app, you need to put all the required files in the "Files...

14 jours ago | 0

Answered
splash screen for compiled application is not hard-coded in the app and can be modified
Hi Luca, it seems there's no straightforward way to change this behavior.

14 jours ago | 0

Answered
3-D Scatter save to vector file to edit in Adobe Illustrator
Hi, you can try saving it in EPS format using the painters renderer to get a true vector file. print('YourEPSFile','-depsc','-p...

15 jours ago | 0

Answered
Histogram Data out of axes boundries
Hi, you can use axis limits to extend the plot to the edges of the axes. Refer the code below. %... GUI Elements axes_img2 = a...

15 jours ago | 0

| accepted

Answered
One common xlabel and ylabel for multiple subplots
Hi, the example code below adds one common xlabel and ylabel to a figure containing multiple subplots, irrespective of the numbe...

15 jours ago | 1

Answered
problem of take out ROI while use Superpixels
Hi, you are getting such output because you are applying super-pixel over segmentation on the whole image. You can use the funct...

18 jours ago | 0

Answered
I want to make an array/matrix of the features extracted of 10 images using detectSURFFeatures. How can I do this?
Saving extracted SURF features in array/matrix is difficult as, the number of extracted features is different for different imag...

19 jours ago | 0

Answered
Axes in App Designer hanging up when drawing on it
I have modified some portion of your code. Now, it is taking reasonable time to generate the output. See whether this is your ex...

19 jours ago | 0

Answered
Transparent Edges on RGB picture
Hi Raphael, it is difficult to give exact solution without your data, but you can use the example code below which superimposes ...

19 jours ago | 0

| accepted

Answered
Error in Matlab R2019b with titles
Hi, you can try specifying target object for the title. Refer the code below. clear, clc, close all; lena = imread('input/lena...

19 jours ago | 0

Answered
Code to combine ROC curves and tell which one is better
Hi, you can use the 'Sheet' Name-Value pair to specify the sheet you want to read data from. Additionally, using a for loop, yo...

19 jours ago | 0

Answered
Export mapping toolbox-figure to epslatex
Hi, Anna you can directly print your figure to true vector eps format using -painters renderer. You can directly include the EPS...

20 jours ago | 0

Answered
How does one change the font of a plot label that was created with the latex interpreter?
Hi, Kent you can use below workaround to get sans-serif font in ylabel. This code generates an warning but gives the desired out...

20 jours ago | 0

Answered
Get Values From User using Edit Field Numeric in App Designer
Hi, Erkin in App Designer instead of using the keyword global, you can declare the variables as Public Property, which can be us...

20 jours ago | 0

Answered
Problem in displaying nifti file
Hi, Mariia you are getting this error because imshow() expects the input to be any one of these (single, double, int8, int16, in...

21 jours ago | 0

Answered
Error using latex in colorbar title
Hi, I can reproduce the same issue in my end also. I have written a workaround. Try if that works. Meanwhile we are looking into...

21 jours ago | 0

| accepted

Answered
how can I make these image?
Dohyun, I think you could take the image 'pixel magnitude' instead of the 'fourier magnitude' to get the output you want. Also, ...

2 mois ago | 0

Answered
Error using the immse function
Curtis, your original image 'PandaOriginal(1).bmp' is of type uint8. Use the function im2double() to convert your image to doubl...

3 mois ago | 0

Answered
Column Headers from Imported Data
Hi, refer the example below. filename = fullfile(matlabroot,'examples','matlab','myCsvTable.dat'); n = 2; % Number of rows to ...

3 mois ago | 0

Answered
Fit image gradient into exponential distribution function
Hi, Refer the code below which fits n degree polynomial to the histogram data. You can tweak the ‘n’ value to find the best fit....

3 mois ago | 0

Answered
Import Data - Generate Script/Function Error
Hi, it is giving no such errors when I am trying to do the same with your Com_SampleProjects.xlsx file. Can I know which MATLAB ...

3 mois ago | 0

Answered
How to display output in a loop?
Hi, you can use the function disp() to display the variables in the command window. Also, I have made some changes in your code....

3 mois ago | 0

Answered
How can I remove or blank labeled pixels in an image with K-means Clustering to create a new image?
Hi, use rescale() and imbinarize() to segment out your Region Of Interest (ROI) except the background. % Read your image here ...

3 mois ago | 0

| accepted

Answered
Setting marker and colour in gscatter by the categorical group string
Hi, you can refer to the example code below, which plots the height and weight of various animals grouped by species and country...

3 mois ago | 0

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