DISC-Finder: A distributed algorithm for identifying galaxy clusters. Two galaxies are “friends” if they are close to each other. We analyze an undirected graph, where galaxies are vertices and their “friendships” are edges. We need to identify its connected components.
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Identification of galaxy clusters
apply localsequential FoF
divide the spaceinto cubes
14,800 mln othergalaxies
SCALES TO LARGE DATA SETS
EFFECTIVELY USES AVAILBLE CORES
Number of cores