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KALYAN ACHARJYA


Last seen: 9 Tage ago Active since 2017

#Image Processing
#Learner Alma #TezpurUniv

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Answered
Determining mean and creating a bar chart in Matlab
load LabelTable.mat % Extract data % ID 1 Animal_ID_1 = T(T.Caller_ID==1,:); % ID 2 Animal_ID_2 = T(T.Caller_ID==2,:); % I...

etwa ein Monat ago | 0

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Is there a way to automatically extract the first and last number in a for loop?
So my question is, is there a way to automatically extract the first and last number in the sd column and place them- Just stor...

etwa ein Monat ago | 0

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Segmentation of multiples ecg signals
First Part: load ecg_data_file Read the y axis data (mV) as another column data & store in new variable, say ecg_data. The ti...

etwa ein Monat ago | 0

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I have an image ( bit it has a ‘spotty’ appearance). Can you help restore it to a less spotty state
Please follow this for reference https://in.mathworks.com/matlabcentral/fileexchange/69333-image-denoising-using-notch-filter-...

etwa ein Monat ago | 0

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

2 Monate 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...

2 Monate 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 ...

2 Monate 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...

2 Monate ago | 0

Answered
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 ...

2 Monate ago | 0

Answered
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...

2 Monate 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

2 Monate ago | 0

Answered
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 ...

2 Monate ago | 0

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Answered
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

2 Monate ago | 0

Answered
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...

2 Monate ago | 0

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

2 Monate ago | 0

Answered
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 ...

2 Monate 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...

2 Monate 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...

2 Monate 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...

4 Monate ago | 0

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

4 Monate 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(...

4 Monate ago | 0

Answered
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...

4 Monate 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...

4 Monate 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]} ...

4 Monate ago | 0

Answered
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...

4 Monate 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

4 Monate ago | 0

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

4 Monate 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 ...

4 Monate 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...

4 Monate ago | 0

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

4 Monate ago | 0

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