Hari

Last seen: bijna 2 jaar ago | Active since 2016

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Question

Finding neighbours of links in a graph
For a graph as shown below, how can I list the immediate neighbours as well as neighbours of neighbours of a link For example...

ongeveer 2 jaar ago | 1 answer | 0

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answer

Question

Incompatible indexing of variable for parfor
I have a variable Network which is a cell array of size 5x12. Each cell is 76x1 double. Inside the parfor loop, in every iterat...

ongeveer 2 jaar ago | 1 answer | 0

1

answer

Question

Custom creation function for GA
The calling syntax for cutom creation function is function Population = myfun(GenomeLength, FitnessFcn, options) How can I ad...

ongeveer 2 jaar ago | 1 answer | 0

1

answer

Question

Multiple population Genetic Algorithm
I am using the built in GA function for optimisation with customised creation, crossover, mutation and fitness functions. I have...

ongeveer 2 jaar ago | 2 answers | 1

2

answers

Question

Deleting rows of a matrix based on values from another matrix
I have a m x 3 matrix A, and a nx1 matrix B. I need to remove those rows of A if either column 1 or 2 of the matrix equals any v...

meer dan 2 jaar ago | 2 answers | 0

2

answers

Question

Finding area of a graph
I have a graph and the coordinates of its nodes are known. Is there a matalb function to find the area of the graph?

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question

Writing fitness function in multi objective GA
If I need to go for a multi objective optimisation in GA, how can I bring in the two objectives in a custom made fitness functio...

meer dan 2 jaar ago | 2 answers | 0

2

answers

Question

Minimum spanning tree of a graph
Does the minimum spanning treee algorithm in matlab provide all possible minimum spanning trees, if not unique?

meer dan 2 jaar ago | 2 answers | 0

2

answers

Question

Linking nodes using links in a graph based on information from another layer
Is it possible to work with layers in matlab? The first layer should contain the graph network with nodes and edges (which repre...

meer dan 2 jaar ago | 1 answer | 0

1

answer

Question

List of Node pairs
How can I get a matrix of node pairs from a graph? That is, if there are 4 nodes 1,2,3,4, then the node pair matrix would be : ...

meer dan 3 jaar ago | 3 answers | 0

3

answers

Question

Finding number of independent pathways in a graph
I want to find the number of independent pathways between each node pair in a graph. 2 pathways between a node pair is said to b...

meer dan 3 jaar ago | 1 answer | 0

1

answer

Question

Multipying each element of a matrix with average of elements in other matrix
I have a 3x3 matrix(A) with all diagonal elements 0, and 3x1 matrix(B). I want to multiply each element of the 3x3 matrix using ...

meer dan 3 jaar ago | 2 answers | 0

2

answers

Question

Checking if an edge in a graph intersects other edges
I have a 2D undirected network created using graph function in matlab (using the coordinates of the nodes). I want to add some e...

meer dan 3 jaar ago | 0 answers | 0

0

answers

Question

Checking if 2 edges in a graph are connected
I have plotted an undirected network using graph function in matlab. How can I check if 2 nodes in the network are connected by ...

meer dan 3 jaar ago | 1 answer | 0

1

answer

Question

Generating random planar graphs where nodes have fixed coordinates
Is there a matlab code to generate random planar graphs where the position of nodes is fixed and only link connections change?

meer dan 3 jaar ago | 1 answer | 0

1

answer

Question

Euclidean distance for a graph
Is there an inbuilt function in matlab or a short cut which calculates the Eucliedan distance or crow fly distance between every...

ongeveer 4 jaar ago | 2 answers | 0

2

answers

Question

Highlighting edges of a graph
How do I highlight specific edges of a graph? Let's say for the figure given below, I need to highlight the edges 9-16 and 8-15....

ongeveer 4 jaar ago | 3 answers | 0

3

answers

Question

Node Pair list from a graph
How can I get a matrix of node pairs from a graph? That is, if there are 4 nodes 1,2,3,4, then the node pair matrix would be : ...

ongeveer 4 jaar ago | 1 answer | 0

1

answer

Question

Path between 2 nodes in a graph
How to check if a path exists between two nodes in a graph?

ongeveer 4 jaar ago | 2 answers | 0

2

answers

Question

Compiling matlab code for the cluster
I am using 2015b version of matlab on windows. I am planning to run my program on a high performance computer. The basic require...

meer dan 7 jaar ago | 1 answer | 0

1

answer

Question

Updating x in fitness function
For a custom vectorised fitness function like this, FitnessFunction = @(x) my_fitness(x,a,b); I need to modify the value...

meer dan 7 jaar ago | 1 answer | 0

1

answer

Question

About Preallocating for speed
What is a more efficient way of writing this code? NumberedOD = []; for a = 1:(N-1) for b = (a+1) :N Numbe...