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Waseem AL Aqqad


Last seen: 24 days ago Active since 2014

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How can I assign an empty value to a variable without getting the error "Unable to perform assignment because the left and right sides have a different number of elements."
MATLAB treats empty values as an empty vector. So, how can I avoid the afforementioned error in this case: f = zeros(1,50); f...

1 month ago | 2 answers | 0

2

answers

Question


How can I form a matrix of all possible values of three variables?
I have three variables (bgt, Trigger, alpha), and each one of it could take any value from the set of three values {0.1, 0.5, 0....

1 month ago | 1 answer | 0

1

answer

Question


Why does the genetic algorithm in this case run only for one generation? and it's very slow.
I'm using ga() for optimizing a 4-variable objective function. Below is my scrpit and attached file is the result. ga runs onl...

2 months ago | 0 answers | 0

0

answers

Question


How to solve this error when I use fmincon?
In the script below, I try to optimize the resiliency of a complex network using fmincon. But after some time of running my scri...

2 months ago | 1 answer | 0

1

answer

Question


How to call functions from inside an if statement only once?
How can I call both decision and implement functions from inside the if statement just for once, and then call them without usin...

2 months ago | 2 answers | 0

2

answers

Answered
Importing data into MATLAB with .mtx format
It works! Thank you so much, Cris!

2 months ago | 0

Question


Importing data into MATLAB with .mtx format
I have an mtx file of real data, and I'm using Microsoft Visual Studio to read it. MATLAB cannot see the mtx file when I try to ...

2 months ago | 2 answers | 0

2

answers

Question


Is it possible to save an output of a function and pass it as an input to another function after some time steps?
So, I have three functions that I call every time step: for ii = 2:50 [G_dmg,Output2,output3] = Stages(G_dmg, Input2, Input3); ...

7 months ago | 1 answer | 0

1

answer

Question


Is there more efficient way to find the neighbors of two nodes or more other than using a loop?
The built in function "neighbors" accepts only scalar inputs, so I wonder if there is more efficient way than performing the fol...

7 months ago | 0 answers | 0

0

answers

Question


Why do I get a wrong answer when I use FIND function in this case?
I have a graph structure "G_dmg.Nodes.Load" which has typically 40 "-inf" values and 10 other numbers ~= -inf. In my script: ...

7 months ago | 2 answers | 0

2

answers

Question


How can I execute two functions with a time delay between the two calls?
I have the following script: [G_d,G_o, isolated,active,phi] = Single_CF_initial(G,50,1,0.2); for tt = 2:25 if isolated(t...

8 months ago | 2 answers | 0

2

answers

Question


How is it possible to plot the average of a vector that has a different size in each iteration?
I'm trying to obtain a plot of M by averaging 10 simulations of M, but the problem is that it has a different size in each run. ...

8 months ago | 2 answers | 0

2

answers

Answered
Same number of columns, but getting "Dimensions of arrays being concatenated are not consistent" error
Hi Liam, Your two arrays should have the same number of rows when you use horzcat. d=[1;2;3;4;5;6;7]; f=[3;4;5;6;7;8;9]; hor...

11 months ago | 0

Answered
if condition for counting
B=randi(10,1,815); idx=find(B>4); B(idx);

11 months ago | 0

Question


How can I find the Members of the largest component of a graph?
I'm trying to find the members of the largest component of a graph that I added names to it's nodes, however my code below doesn...

12 months ago | 1 answer | 0

1

answer

Question


How to prevent the function rmnode from refreshing the nodes' labels?
I have a graph G which consists of 20 nodes, and I'm selecting a random node and remove it from the graph using rmnode. At each ...

12 months ago | 1 answer | 0

1

answer

Question


How to make nodes' removal from a graph as a function of time?
Hello, I'm simulating failures of nodes in an interdependent system (two graphs, g and h) and their adjacency matrices are A a...

1 year ago | 1 answer | 0

1

answer

Question


How can I call multiple M functions?
Hello guys, I'm trying to run the function "WattsStrogatz" 100 times and in each iteration I want to run the function "Test_Hea...

1 year ago | 1 answer | 0

1

answer

Question


Sum the elements of row vectors
Hi, How to let my code in every simulation run to check the sum of two row vectors and change some of the elements' values of t...

1 year ago | 1 answer | 0

1

answer

Question


How to avoid an Infinite Loop?
Hi, I'm encountering an infinite loop problem. I tried to debug my code but couldn't figure it out, so I would appreciate your...

1 year ago | 1 answer | 0

1

answer

Question


Calling a function multiple times in a for loop.
Hi, I'm calling my function function psiA=test_M(rmv) multiple times, and I'm passing different input arguments each time. ...

1 year ago | 1 answer | 0

1

answer

Question


Executing the body of IF statement.
Hi, Why MATLAB is not executing the body of the following selection if statement eventhough I believe the condition is true? Yo...

1 year ago | 1 answer | 0

1

answer

Question


How to build links between two graphs on the same figure?
Hi, I am encountering a problem trying to simulate interdependent systems (graphs), I constructed and built two different graph...

1 year ago | 1 answer | 1

1

answer

Question


how can I convert a double image into gray unit8 image?
Lets say that we have a 256x256 double image, how can we convert it into a 256x256 uint8?

5 years ago | 2 answers | 0

2

answers

Answered
How can I watermark an image?
Guys, what if I don't wanna hide the message in the cover image (visible watermarked), what should I do? any idea?

7 years ago | 0