Before revision:  To appropriately implement our method in GPUs taking into account memory coalescence problems, we devised a new graph representation based on a breadth-first search traversal that works harmoniously with our parallel front propagation approach.
After revision:  To appropriately implement our method in GPUs taking into account memory coalescence problems, we take advantage of a graph representation based on a breadth-first search traversal that works harmoniously with our parallel front propagation approach.