algorithm - Matlab graph theory asymptotic complexity -

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I have recently been interested in graph theory and after having invested in the Bioinformatics toolbox for MATLAB, I have found the Graph ShorestestPath function incredibly useful. I

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. However, while using the function, run times are always very similar, whether I set the function for the fourth-fourth quest, the algorithm of the dzstra, or the Bellman Ford algorithm. I have tried to differentiate between hundreds of thousands of nodes in a few hundred and still the run times are almost identical.

Now on the MATLAB website, Dizkstra's algorithm reflects the complexity of a time that suggests it will be much faster than the other two algorithms.

Since the time I have read the complexity, it is the worst case, but I hope that at least the difference in running time is seen.

Look here ()

Am I missing something here?

Any help would be greatly appreciated.

Just an estimate, but depending on how you're measuring performance, you actually Spend a lot of time to paint the graph path - which is likely to cost more than actual search.

Try adding the metric of the time that the drawing process should definitely note before the comparison, that your dependence will not only be on the number of magnitudes but also the number of edges in your graph.


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