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Hari


Last seen: Today Active since 2016

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

3 hours ago | 0 answers | 0

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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...

15 days ago | 1 answer | 0

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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 : ...

10 months 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...

10 months 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 ...

10 months 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...

1 year ago | 0 answers | 0

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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 ...

1 year 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?

1 year ago | 0 answers | 0

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answers

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...

1 year 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....

1 year 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 : ...

1 year 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?

1 year 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...

5 years 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...

5 years 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...

5 years ago | 1 answer | 0

1

answer

Question


Genetic algorithm slowed down in the successive generations
I have customized the creation, crossover and mutation functions in Genetic algorithm. The program works without errors but the ...

5 years ago | 1 answer | 0

1

answer

Question


Specifying constraints for optimization using GA
For a customized GA optimization as in the Traveling Salesman Problem example in matlab documentation, how to specify the constr...

5 years ago | 1 answer | 0

1

answer

Question


Finding row index an element in cell array
How to find the row index of an element in a cell array if the cell array is non uniform like this: c= 1 [6,7] 6 7 7 ...

5 years ago | 1 answer | 0

1

answer

Question


Finding the indices of all minimum elements in a matrix
In Matlab, by the function min(), one can get only one single minimum element of a matrix, even if there can be several equal mi...

5 years ago | 1 answer | 0

1

answer

Question


Passing extra input parameters for creation function in ga
How to add an extra input parameter to the creation function in genetic algorithm tool. I have read the documentation on passi...

5 years ago | 1 answer | 0

1

answer

Question


Customising creation function in GA optimisation tool
Bus route network design problem aims to find an optimal set of routes that satisfies a predefined objective and a set of constr...

5 years ago | 1 answer | 0

1

answer

Question


How to flip the individual elements in an array
I have a 3 x 1 cell array: [1,2,5] [1,2,4,5] [1,2,3,6,15,7] Is there a way to form a new cell array which includes...

5 years ago | 1 answer | 0

1

answer

Question


How to eliminate subset of paths?
I have a cell array of paths stored as a variable: [1,2,3,6,8,10] [1,2,4,6,8,10] [1,2,3,6,8,10,11] [1,2,4,6,8,10,11]...

5 years ago | 1 answer | 0

1

answer

Question


Matrix dimension error while trying to eliminate an element in cell array
I have written a function loop3 which calls a function kshortestpath (By Meral Sh.). kshortestpath finds k paths (as cell array...

5 years ago | 0 answers | 0

0

answers

Question


How to loop over a function again?
I have a pre-written function in matlab which is of the form : function [shortestPaths, totalCosts] = kShortestPath(netCostMat...

5 years ago | 3 answers | 0

3

answers