# KALYAN ACHARJYA

#Image Processing #Learner Alma #TezpurUniv Insta: @simmpleness_human

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Have implemented for loop corectly in my code?

I don't think, is there any loop needed, it can be avoided, just define the following parameters s1=.. s2=.. g1=.. g2=.. Eo...

6 hours ago | 0

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i want a good syntax form

Using loop: Is that OK? data_cell=cell(..,..) %Preallocate Memory iter=1:3:size(s,1); for i=1:3:6 data_cell{i}=s(i,:)*Qb...

8 hours ago | 0

How to mark a point on scatter plot obtained using gscatter?

Yes you can specify that, see my example (Just for understanding) x=randi(100,[1,50]); y=randi(100,[1,50]); gscatter(x,y); ...

8 hours ago | 1

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Unrecognized function or variable 'readstruct'

Reason may be: this function is Introduced in R2020b Matlab Version readstruct Its works Matlab 2020b & later version only. ...

1 day ago | 0

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why get this message "Array indices must be positive integers or logical values." i for loop?

Yes, Matlab allows indexing for positive integer only x=zeros(1,600); for i = 1:600 iNext=i + 1; x(iNext)=x(i) ...

1 day ago | 1

How I change the name of the variables in a table?

Just load the table, for example - var1=[1:10]'; var2=[11:20]'; T=table(var1,var2) % Change the Var names T_new=renamevars...

1 day ago | 0

Why is it giving this error?

As the error, it seems V has more than 2 dimensions, please try pagectranspose pagectranspose if your requirement is fulfille...

8 days ago | 0

How do I divide a row vector (1X3) by normalized scalar?

How do I divide a row vector (1X3) by normalized scalar? You can divide it element wise. Example: >> vec=1:10 vec = 1 ...

8 days ago | 0

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Index exceeds number of array elements

I didnot find any coding syntax error, but code improvement is required. r1=17.6e-2; % inner radius of sphere, m r2=23.6e-2;...

29 days ago | 0

About using X = dither(RGB,MAP)

The dither operation based on the following work: Floyd-Steinberg's error diffusion dither algorithm Floyd, R. W., and L. Ste...

1 month ago | 1

I need the value of a changing variable at a specific value

The value is Cl_val=Cl(find(LDR==max(LDR)))

1 month ago | 0

find the coefficients a, b, and c of the quadratic polynomial. that passes through the three points (x, y)

Sufficients Hints: As it is the part of your work, please check the hints below, the equation is y = ax^2+ bx + c with three g...

1 month ago | 0

Smoothing just part of the data

One way data=rand(5000,1); data_smooth=data; % Just copy to retain original data data_ex=smoothdata(data(500:1500)); data_s...

1 month ago | 0

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imagedatastore grayscale to rgb for maskRcnn

You may convert the gray image to 3D array planes rgb_gray=cat(3,gray_image,gray_image,gray_image); Just do for one images, fo...

1 month ago | 0

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How can I reshape the given file into excel file ?

#Let's suppose final name is Test_CSV.csv data=readmatrix('Test_CSV.csv'); xlswrite('test_data.xlsx',data); You may extract ...

1 month ago | 1

How to convert complex single Image data into complex double image?

im2double() https://in.mathworks.com/help/matlab/ref/im2double.html

2 months ago | 0

How can I detect black color and mark bounding box from overall gray image?

Foremost segment that Black ROI regions, then apply the following- #1 It can be done using regionprops https://in.mathworks.co...

3 months ago | 1

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length(find((XM(2:end)>126.5 & XM(1:end-1)<126.5)｜ (XM(2:end)<126.5 & XM(1:end-1)>126.5)));

It represent the total elements in the vector (Except First One) XM(2:end) It represent the total elements in the vector (Exce...

3 months ago | 0

Sym 1x1 in Matrix

That .... dot dot represents the continuation in same line Continue Long Statements on Multiple Lines

3 months ago | 0

count how many pixel has value 255 in an image

data=GrayImage==255; total_pix=sum(data(:))

3 months ago | 1

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How to open .raw extension image file in matlab?

Try with hdrread function MATLAB Docs

3 months ago | 0

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ploting between infected pepole and reproduction number

plot(dx,R0);

3 months ago | 0

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Interpolation of 2 sea temperature time series at different depths to create a 3d figure of time on the x-axis, depth on the y-axis, and temperature on the z-axis.

surf may help you. https://in.mathworks.com/help/matlab/ref/surf.html

3 months ago | 0

I am new on MATLAB.....How to write this equation in the form of code in MATLAB? I have to find du/dt using euler's method

Please refer the below link (MATLAB Doc) https://in.mathworks.com/help/matlab/math/partial-differential-equations.html

3 months ago | 0

How can I establish a logical expression from given truth table using MATLAB?

#For Matrix Multiplication out=A*B+C'*B'; #For Array Multiplication out=A*.B+C'*.B';

3 months ago | 0

How to select framework of an image?

You can consider a frame of selection, force remaining pixels to black(0) or white(255), let's suppose data is a gray image- d...

4 months ago | 0

How to plot the matrix values in the form of a slice plane?

Please refer the surf plot, and change the plot properties accordingly. https://in.mathworks.com/help/matlab/ref/surf.html

4 months ago | 0

Why do I get the error ' Unrecognized function or variable A'?

You have to pass the input arguments to the function. Please refer the following link to understand "How to the call function"...

4 months ago | 0

Importing and RGB image to matlab in the form image L(x,y)=[LR(x,y),LG(x,y),LB(x,y)]

LR=L(:,:,1); % First Slice: Red Component LG=L(:,:,2); % Second Slice: Green Component LB=L(:,:,3); % Third Slice: Blue Compon...

4 months ago | 1