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ant_colony returns pheromones matrix

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Johann Dreo 2014-03-20 23:29:01 +01:00
commit 4bbf0757ae
1 changed files with 2 additions and 2 deletions
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ant_colony.py
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@ -140,7 +140,7 @@ def search( cities, max_iterations, nb_ants, decay, w_heuristic, w_pheromone, w_
update_global( pheromone, best, decay ) update_global( pheromone, best, decay )
LOGN( best["cost"] ) LOGN( best["cost"] )
return best return best,pheromone
if __name__ == "__main__": if __name__ == "__main__":
@ -175,5 +175,5 @@ if __name__ == "__main__":
( 2,-2) : [( 2, 0),( 0,-2)], ( 2,-2) : [( 2, 0),( 0,-2)],
} }
best = search( G, max_it, num_ants, decay, w_heur, w_local_phero, w_history, c_greed, cost_func = graph_distance ) best,phero = search( G, max_it, num_ants, decay, w_heur, w_local_phero, w_history, c_greed, cost_func = graph_distance )
print best["cost"], best["permutation"] print best["cost"], best["permutation"]