# Yusuf Suer Erdem

### Sakarya University

Last seen: 約1年 前 2021 年からアクティブ

Followers: 0   Following: 0

Student of MEng (Electronics Engineering)

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#### Feeds

Eroding and dilating an image
you could try these codes that I found: % Dilating and eroding an image % Original image im = imread('circbw.tif');...

1年以上 前 | 0

I really need a matlab code for detecting the P,Q,R,S,T points on a ecg waveform.
I found this code line, maybe it is helpful for you. https://www.mathworks.com/matlabcentral/fileexchange/66098-ecg-p-qrs-t-wa...

1年以上 前 | 0

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Why do I recieve error when doing sinc function
Hi, try it this way. That is the way how it should be done. But I could not get the exact waveform. Maybe others could help. ...

2年以上 前 | 0

How to find the index of the minimum value in a matrix.
Hi, did you try it with this way. It gives the index which has the smallest number. a=[8 2 5 1;2 -2 4 0;9 5 4 8]; [r,c]=fin...

2年以上 前 | 1

plotting Y data on scatter plot
Before 'text()' command add 'format long' command. it should be hepful.

2年以上 前 | 0

Is it possible to communicate with multiple serial ports using MATLAB?
Most probably you can, here below there is an example that i did before. It is just about your codes, you need to choose serial ...

2年以上 前 | 0

Plotting a graph with dots instead a line
x = 1:10; y = rand(1,10); subplot(3,1,1) plot(x, y, '-ok') title('Circles and Lines') subplot(3,1,2) plot(x, y, 'ok', 'Mar...

2年以上 前 | 0

how to convert a cell array to a string array
S = {'Hello',' ','world',' ','i',' ','am',' ','here'} ss = [S{:}]

2年以上 前 | 0

how can i change the dimension of the matrix?
Try these codes below but note that x1 matrix is created randomly, you need to adapt it according to your own matrix. Good luc...

2年以上 前 | 0

Ellipse around Circle problem
That is the required code below. The red one with the dashed line is the circle and the other ones are the ellipses around it. Y...

2年以上 前 | 0

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I am beginner in matlab ,could any one know how to use matlab in control system in this case?
Watch matlab simulink control system tutorials from the link below. Also on matlab file exchange there are multiple similar exam...

2年以上 前 | 0

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Three-Phase Rectifier computing matlab code
I do not know about the code but you could find many examples on FileExchange Matlab about 3 phase rectifiers on Simulink like t...

2年以上 前 | 0

how can i put NaN
Try these codes below which I did for you, I hope could have given you an idea about it. Good luck! A = randi([1 100],3,30019...

2年以上 前 | 1

Is it possible to make pdf plot from matrix with mean value?
Let's see. I used these codes below and it did not give me error. But the 'P' matrix ' s values are pretty small. So I can not s...

2年以上 前 | 0

Non-typical system of nonlinear equations
Try these codes below please; syms x y z eq1=x.*y-z.^2-1 == 0; eq2=x.*y.*z+y.^2-x.^2-2 == 0; eq3=exp(x)+z-exp(y)-3 == 0; ...

2年以上 前 | 1

Finding the coordinates of nodes in a plot
Try these codes below please; x = linspace(0,2,20)'; y = sin(x); h=plot(x,y) a=get(h,'XData'); b=get(h,'YDat...

2年以上 前 | 0

How to do column or row swapping or interchange in a matrix?
Try these codes below please; A = [1, 2, 3, 4, 5; 4, 5, 6, 7, 8; 9, 10, 11, 12, 13] v = A(:, 2); A(:, 2) = A(:, 5); A(:,...

2年以上 前 | 0

Is it possible to make pdf plot from matrix with mean value?
Try these codes below please; clc; clear; close all; Data=rand(32,247); data_mean=mean(Data,2); plot(data_mean...

2年以上 前 | 1

How can I save my k-means clustering model?
try to save in '.mat' format. e.g. myMatrix = rand( 100, 100 ); filename = 'C:\Stuff\Somefile.mat'; save( filename, 'myM...

2年以上 前 | 0

ask for an illustration of Wavelet Scattering algorithm
I found this link below. Try maybe it is helpful for you; https://www.di.ens.fr/data/software/scatnet/quickstart-image/

2年以上 前 | 0

Write a MATLAB code to Find the maxima and minima of two variable function f(x,y)=x^4+y^4-4xy+1
Hi Akinchay, try these codes below please; clc; clear; close all; xMin = -2; xMax = 2; yMin = -2; yMax = 2; numPoin...

2年以上 前 | 1

how do I make this image whietish?
I found this below. Check if it works for you. https://www.mathworks.com/matlabcentral/answers/347448-how-to-increase-the-brigh...

2年以上 前 | 0

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How can I convert x-axis (cycle or day) to x-axis (frequency) ?
Firstly make x axis represents the time (t). Later divide "(t)" with 1 becase "f=1/(t)". And plot it "plot(f,x)".

2年以上 前 | 0

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How can I plot SDPVAR variables in a graph
I found this one below, maybe it is useful for you; https://groups.google.com/g/yalmip/c/PXQpXEjhqcA

2年以上 前 | 0

Index in position 2 exceed array bound (must not exceed 1)?
your 'yob' matrix has a single column but you are asking for its second column. that is why it is happening. recover it please.

2年以上 前 | 0

How to import dates from excel files
Could you try like below? filename = 'Bitcoin_Data_Lab_9.xlsx'; A = readcell(filename); T = readtable(A)

2年以上 前 | 0

how do I find the smallest object in a binary coins image ?
check imfindcircles command. there are multiple similar examples on matlab help center. try to adapt yours to them.

2年以上 前 | 0

Creating a loop and loop variable
for a=0:a+0.01:pi/2 disp(a) end

2年以上 前 | 2

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How can I solve x^4-1=0
syms x eqn=x^4-1==0 s=solve(eqn)

2年以上 前 | 0

I don't know the name of this toolbox
Hi there, I depicted on the picture. Good luck.

2年以上 前 | 0