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Mohsen Davarynejad


Active since 2011

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Professional Interests: Optimization, Evolutionary Computation

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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 ...

ungefär 11 år ago | 1 answer | 0

1

answer

Answered
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...

ungefär 11 år ago | 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...

nästan 12 år ago | 1 answer | 2

1

answer

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

mer än 12 år ago | 0

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

mer än 12 år ago | 0

Answered
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 ...

mer än 12 år ago | 0

| accepted

Answered
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...

mer än 12 år ago | 0

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

mer än 12 år ago | 2

| accepted

Answered
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...

mer än 12 år ago | 1

Answered
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...

mer än 12 år ago | 0

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

mer än 12 år ago | 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...

mer än 12 år ago | 1 answer | 0

1

answer

Answered
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...

mer än 12 år ago | 0

| accepted

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 ...

mer än 12 år ago | 2 answers | 0

2

answers

Answered
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...

mer än 12 år ago | 0

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

mer än 12 år ago | 1

Answered
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'); ...

mer än 12 år ago | 0

Answered
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...

mer än 12 år ago | 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(...

mer än 12 år ago | 1 answer | 0

1

answer

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

mer än 12 år ago | 0