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Last seen: circa un anno fa Attivo dal 2016

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Domanda


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...

oltre un anno fa | 1 risposta | 0

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risposta

Domanda


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...

oltre un anno fa | 1 risposta | 0

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Domanda


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

oltre un anno fa | 1 risposta | 0

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Domanda


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

oltre un anno fa | 2 risposte | 0

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Domanda


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...

quasi 2 anni fa | 2 risposte | 0

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Domanda


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?

quasi 2 anni fa | 1 risposta | 0

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Domanda


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...

quasi 2 anni fa | 2 risposte | 0

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Domanda


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

quasi 2 anni fa | 2 risposte | 0

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Domanda


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...

quasi 2 anni fa | 1 risposta | 0

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Domanda


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 : ...

quasi 3 anni fa | 3 risposte | 0

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Domanda


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...

quasi 3 anni fa | 1 risposta | 0

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Domanda


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 ...

quasi 3 anni fa | 2 risposte | 0

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Domanda


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...

quasi 3 anni fa | 0 risposte | 0

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Domanda


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 ...

quasi 3 anni fa | 1 risposta | 0

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Domanda


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?

circa 3 anni fa | 0 risposte | 0

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Domanda


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...

oltre 3 anni fa | 2 risposte | 0

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Domanda


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....

oltre 3 anni fa | 3 risposte | 0

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Domanda


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 : ...

oltre 3 anni fa | 1 risposta | 0

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Domanda


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

oltre 3 anni fa | 2 risposte | 0

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Domanda


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...

quasi 7 anni fa | 1 risposta | 0

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Domanda


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...

circa 7 anni fa | 1 risposta | 0

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Domanda


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...

circa 7 anni fa | 1 risposta | 0

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Domanda


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 ...

circa 7 anni fa | 1 risposta | 0

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Domanda


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...

oltre 7 anni fa | 1 risposta | 0

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Domanda


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 ...

oltre 7 anni fa | 1 risposta | 0

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Domanda


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...

oltre 7 anni fa | 1 risposta | 0

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Domanda


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...

oltre 7 anni fa | 1 risposta | 0

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Domanda


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...

oltre 7 anni fa | 1 risposta | 0

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Domanda


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...

oltre 7 anni fa | 1 risposta | 0

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Domanda


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]...

oltre 7 anni fa | 1 risposta | 0

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