KALYAN ACHARJYA

Last seen: 5 días ago

1.980 total contributions since 2017

#Image Processing
#Learner Alma #TezpurUniv

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Answered
dsolve for multiple plots on a single figure
Using Loop A = 2; % cross-sectional area (m^2) T = 0.1; % integral time c...

12 días ago | 0

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How do I select the particular region of the segmented image in MATLAB
Possible: Convert the image to binnary & trace the region?? If you can perform an operation on a binary image, its indexes can a...

12 días ago | 0

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how to save the data in csv file from the plot
Options: The plot is a figure, you can save as Matlab .fig files (Use save as option) Save the figure plot result as an image ...

13 días ago | 0

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Given a linear system i want to do Gauss-Seidel iteration.But getting error.Would appreciate if anyone fix me the code. Thanks.
No coding syntax error x(1)=1.5; y(1)=-1; z(1)=1; iter(1)=0; for n=1:4 iter(n+1)=n; x(n+1)=(16+3*y(n)-2*z(n))/8; y...

14 días ago | 0

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Add multiple elements to array
Yes it's OK, horizontal concatenation x=[x,3] Example: >> x=1:4 x = 1 2 3 4 >> x=[x,9:12] x = 1 ...

14 días ago | 0

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Image pre-processing to remove noise
Absolutely possible, you can remove the white pixels based on area (Extract objects from binary image by size) and do some AND o...

14 días ago | 0

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Answered
I want to Generate Chirp Signal
See the MATLAB inbuilt function, you need to change the properties only https://in.mathworks.com/help/signal/ref/chirp.html

14 días ago | 0

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How to write loops within loops for a function.
Vs = 8:-0.1:7 o/p: 8 7.9 7.8 7.7 7.6 7.5 7.4 7.3 7.2 7.1 7 Hoe you can do the ...

14 días ago | 0

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xlswrite() to write to csv file not working
You are trying to save in CSV, Prefer this one https://in.mathworks.com/help/matlab/ref/writematrix.html

14 días ago | 0

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Matrix dimension conversion for image input layer
Sir, you can convert the size of the image from 2D to 3D using the following way (The image isualization is not affected) ori_i...

14 días ago | 0

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sum of array by specific index value
result=sum(second_arary(first_array)) More result=sum(hasil_tambah_array(index))

15 días ago | 0

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Image pre-processing to make pixels in one straight line
Yes, you can do that multiple ways Get the two highest-spaced white pixels in the image, column numbers (left column and right ...

17 días ago | 0

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Answered
HSV color assignment depending on the height of the corresponding histogram bin
If you use less than & equal (both inclusion), it may be cover the entire image. e.g if h_level>0.75 & s_level>0.75 pixel...

17 días ago | 0

Answered
How to count objects in an image?
The approprite approach based on the type of input images, though you can follow the following (General Case) Steps: Do the se...

21 días ago | 1

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Answered
Keep track of Matrix row indices after deleting some rows
You can store the A in a temporary variable, and do the modification on temp temp=A; Now do the all modification on temp. Res...

alrededor de 2 meses ago | 0

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representation of many curves
Snippet: % Images Folder Directory % Call the images one by one, there are multiple simmilar question, please check % Load an...

alrededor de 2 meses ago | 0

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help with pie chart
Suficients Hints: Enter the levels by yourself. counts=input('Enter the Total Cetegory'); p=[]; i=1; while i<=counts p(...

2 meses ago | 0

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plot to the function
Hint: z=[0, 0.03, 0.2, 0.5, 1,2]; r=0:0.01:3; for i=1:length(z) eq=..... % Here z(i) plot(eq); % r vs. eq hold on; end A...

2 meses ago | 0

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Answered
Plot two curve of different program in same graphs
Call two programs as function, see the following example Code 1: function code1(x) y=exp(x); plot(y); hold on; end Code 2...

2 meses ago | 0

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Answered
How to convert 'NaN' to numeric NaN
Is this? >> str2num('NaN') ans = NaN Or data={2,5,NaN,6} cell2mat(data) # data = 1×4 cell array {[2]} ...

2 meses ago | 0

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Difficulty plotting equations.
#Do modification, no coding error t=0:.2:2; y1=1*cos(2*pi*3*t)+0.8*sin(2*pi*8*t); y2=0.6*cos(2*pi*0.6*t)+(pi/3)+0.25*sin(2*p...

2 meses ago | 1

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Answered
3 equations with 3 unknowns I need the answer ASAP plz help
Solve System of Linear Equations Using linsolve https://in.mathworks.com/help/symbolic/solve-a-system-of-linear-equations.html

2 meses ago | 0

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Positive angles in a graph
%Force all angles must be positive. mask=theta<0; mask=360*double(mask); theta=theta+mask;

2 meses ago | 0

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Answered
Why do i need to use .^ notation ?
It's based on equation. .^ represent the element wise to the power of any array/vector. See the example a = 1 2 ...

2 meses ago | 0

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Answered
I want to reduce the width of certain plots in a subplot from other plots.
One way to plot multiple subplots with diffeent aspect size: tiledlayout function https://in.mathworks.com/help/matlab/ref/tile...

2 meses ago | 0

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why I am not getting the plot
y all values are inf

2 meses ago | 0

Answered
How do I split and assign a matrix sized 1880,2 into N smaller matrices (or a struct holding the matrices) where N matrices have 5 elements of dim1,dim2, the next five and so on (incremental looping)?
mat2cell https://in.mathworks.com/help/matlab/ref/mat2cell.html

2 meses ago | 0

Answered
How to connect all result?
Use cell array to store the vectors B=cell(1,bond(860)+1) for i=1:bond(860)+1 %bond is data that include 860*2 tabl...

2 meses ago | 0

Answered
Getting a vector for different x value
Is this? a=0; b=1; h=b-a/2; n=0.01; xnew=[];% Number of Iteration is not known xnew(1)=h; i=1; while xnew(i)>n xnew(i+...

3 meses ago | 0

Answered
Hi i need some help here to put this into a matlab
h=0.5; a=0; x=a+h; i=2; tol=...? while err<tol x=[x a+i*h]; h=h/2; i=i+2; err=..% Update end

3 meses ago | 0

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