Find the list of edges between 2 nodes

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Deepa Maheshvare
Deepa Maheshvare le 13 Nov 2019
Modifié(e) : Akira Agata le 14 Nov 2019
I've the following graph with multiple edges.
tail = [1 2 2 4 5 3]
head = [2 4 5 3 3 6]
I would like to know how to find the list of edges between nodes 2 and 3.
Expected output = [2 4 3]
[2 5 3]
I tried using shortestpath for simple graphs. But for multigraph it gives one path. I'd like to know how to
obtain both paths.

Réponses (1)

Akira Agata
Akira Agata le 14 Nov 2019
Modifié(e) : Akira Agata le 14 Nov 2019
How about the following?
tail = [1 2 2 4 5 3];
head = [2 4 5 3 3 6];
% Create graph object
G = graph(head,tail);
% Find a shortest path between 2 and 3
path = shortestpath(G,2,3); % <- this returns your expected output : [2 4 3]
% Visualize the result
figure
h = plot(G);
highlight(h,path,'EdgeColor','r','LineWidth',2)

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