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**Content Feed**

Question

How to plot and save the content of a 5D array?

Hello, I have a 5 dimension array M_ii (attached). It's size is 25x50x3x14x2. I want to plot and save the following on the same...

2 mesi ago | 1 answer | 0

### 1

answerQuestion

Preallocate variables with unkown size

I pre allocate the two variables phi and phiPrime by setting a maximum size and then crop them afterwards. The thing is that bot...

5 mesi ago | 1 answer | 0

### 1

answerQuestion

How to check if there is an edge between two nodes in an undirected graph?

How can I check if any two nodes in an undirected graph are connected via an edge or not, please? in other words, Are they neigh...

5 mesi ago | 1 answer | 0

### 1

answerQuestion

How can I plot phase diagrams in MATLAB?

Is it possible to plot phase diagrams as the attached ones using MATLAB? Thanks!

7 mesi ago | 1 answer | 0

### 1

answerQuestion

How can I write N-dimensional numeric array into excel sheet?

I have a 1x120x289 numeric array (attached) that I want to write the different 289 pages into 289 different colomns in one excel...

7 mesi ago | 1 answer | 0

### 1

answerQuestion

How to distinguish specific nodes in an undirected graph ?

Hello, I have an attribute of an undirected graph called G.Nodes.Load. Where in every time step some of its values change to -...

8 mesi ago | 2 answers | 0

### 2

answersQuestion

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...

10 mesi ago | 2 answers | 0

### 2

answersQuestion

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....

10 mesi ago | 1 answer | 0

### 1

answerQuestion

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...

10 mesi ago | 0 answers | 0

### 0

answersQuestion

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...

10 mesi ago | 1 answer | 0

### 1

answerQuestion

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...

11 mesi ago | 2 answers | 0

### 2

answersImporting data into MATLAB with .mtx format

It works! Thank you so much, Cris!

11 mesi 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 ...

11 mesi ago | 2 answers | 0

### 2

answersQuestion

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); ...

oltre un anno ago | 1 answer | 0

### 1

answerQuestion

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...

oltre un anno ago | 0 answers | 0

### 0

answersQuestion

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: ...

oltre un anno ago | 2 answers | 0

### 2

answersQuestion

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...

oltre un anno ago | 2 answers | 0

### 2

answersQuestion

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. ...

oltre un anno ago | 2 answers | 0

### 2

answersSame 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...

oltre un anno 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...

oltre un anno ago | 1 answer | 0

### 1

answerQuestion

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 ...

oltre un anno ago | 1 answer | 0

### 1

answerQuestion

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...

oltre un anno ago | 1 answer | 0

### 1

answerQuestion

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...

circa 2 anni ago | 1 answer | 0

### 1

answerQuestion

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...

circa 2 anni ago | 1 answer | 0

### 1

answerQuestion

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...

circa 2 anni ago | 1 answer | 0

### 1

answerQuestion

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. ...

circa 2 anni ago | 1 answer | 0

### 1

answerQuestion

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...

circa 2 anni ago | 1 answer | 0

### 1

answerQuestion

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...

circa 2 anni ago | 1 answer | 1

### 1

answerQuestion

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?

circa 6 anni ago | 2 answers | 0