KALYAN ACHARJYA

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1 980 total contributions since 2017

#Image Processing
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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...

13 dagar 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...

13 dagar 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 ...

14 dagar 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 dagar 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 dagar 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 dagar 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 dagar 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 dagar 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 dagar 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...

15 dagar 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))

16 dagar 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 ...

18 dagar ago | 0

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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...

18 dagar ago | 0

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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...

22 dagar 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...

ungefär 2 månader 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...

ungefär 2 månader 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 månader 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 månader 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 månader 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 månader 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 månader 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 månader 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 månader 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 månader 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 månader ago | 0

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

2 månader ago | 0

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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 månader 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 månader 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 månader 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 månader ago | 0

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