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Mohsen Davarynejad


Actif depuis 2011

Professional Interests: Optimization, Evolutionary Computation

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Question


how to force Draggable points to move along a line?
Hi All. I would like to use impoint to generate a draggable point. But I want to force it to move along a line. I try to do so ...

plus de 9 ans il y a | 1 réponse | 0

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optimization routine for function that is not smooth and also has a lot of local minimum
All the algorithms suitable for black-box optimization can be used. These algorithms, including Genetic algorithms (GA) and Part...

presque 10 ans il y a | 0

Question


Wilcoxon rank sum test
I would like to check if my data is smaller than zero or not. Assume the following example. A = -1*ones(15,1); [p, h, S...

plus de 10 ans il y a | 1 réponse | 2

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A répondu
how to cyclically shift an array?
x = [1 : 1 : 10] for i = 1 : 5 x = [x(2:end) x(1)] end

environ 11 ans il y a | 0

A répondu
plotting lines
y = [0:.1:10] plot(5,y) xlabel('Re') ylabel('Im') http://en.wikipedia.org/wiki/Imaginary_number

environ 11 ans il y a | 0

A répondu
problem plotting complex function
The problem is that eps_compl is just a single number, and not an array. You compute eps_compl for every point, but you do not ...

environ 11 ans il y a | 0

| A accepté

A répondu
A little help?
The Matrix of interest of poster is: A = [1,2,3;4,5,6;7,8,9]; and the soloution is the following: B = A - min(A(:)); C...

environ 11 ans il y a | 0

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can't add axis labels
xlabel('Frequency (Hz)'); ylabel('Surface Impedance');

environ 11 ans il y a | 2

| A accepté

A répondu
ODE 45 intermediate value?
So the dynamics of your model changes based on the outcome of the model. Supose that when y(1) at time t1 gets above for instanc...

environ 11 ans il y a | 1

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Return coordinate of first nonzero element.
A=boolean(2*rand(10,10)>1) % Creating a random Matrix Row = 2; % Assumung you are looking for the first 0 of the row 2. Co...

environ 11 ans il y a | 0

A répondu
A little help?
Matrix = 2*rand(10,10) - 1

environ 11 ans il y a | 0

Question


Matrix position stored in a variable!
Suppose A=rand(10,10) and I need to access the following elements in A: A(2,3), A(4,5), A(6,7). If the positions are stored in a...

environ 11 ans il y a | 1 réponse | 0

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A répondu
ode45
The only thing you have to do is to change plot(t,x(1),'red') to plot(t,x(:,1),'red') and so on for the rest o...

environ 11 ans il y a | 0

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Question


ind2sub output dimension
My question is regarding the output of the ind2sub function. In my code, since the input dimention of ind2sub changes, i should ...

environ 11 ans il y a | 2 réponses | 0

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A répondu
WFDB - reading in ECG files
First you have to download the rdsign212.m and rdsign212.dll. To read the first N samples of an M-lead ECG (supposing that the d...

environ 11 ans il y a | 0

A répondu
Password protect my subsystem using a password
http://www.mathworks.com/matlabcentral/newsreader/view_thread/274895

environ 11 ans il y a | 1

A répondu
ploting graph.
x=linspace(0,10,100); y1 = 5*x.^2 + 9*x - 5; y2 = -2*x.^2 + 4*x + 10; plot(x,y1,'r'); hold on; plot(x,y2,'b'); ...

environ 11 ans il y a | 0

A répondu
minimum of an array
My guess is the the following scales better: B = A; %work on a copy, not the original B([2 5],:) = []; %remove the 2...

environ 11 ans il y a | 0

Question


Accessing to the position stored in a variable
Suppose I have a matrix, A=rand(5,5) and an array, b=[2,3]. How can I extract the A(2,3) element? I know a simple solution is A(...

environ 11 ans il y a | 1 réponse | 0

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A répondu
mppt by using pso method
Please provide your email address so that I can contact you directlly.

environ 11 ans il y a | 0