Method and apparatus for distributed community finding
First Claim
18. Apparatus for grouping linked data into communities comprising computing hardware loaded with software encoding a percolation-based algorithm according to the present invention.
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Abstract
Methods and apparatus for a new approach to the problem of finding communities in complex networks relating to a social definition of communities and percolation are disclosed. Instead of partitioning the graph into separate subgraphs from top to bottom a local algorithm (communities of each vertex) allows overlapping of communities. The performance of an algorithm on synthetic, randomly-generated graphs and real-world networks is used to benchmark this method against others. An heuristic is provided to generate a list of communities for networks using a local community finding algorithm. Unlike diffusion based algorithms, The provided algorithm finds overlapping communities and provides a means to measure confidence in community structure. It features locality and low complexity for exploring the communities for a subset of network nodes, without the need for exploring the whole graph.
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Citations
31 Claims
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18. Apparatus for grouping linked data into communities comprising computing hardware loaded with software encoding a percolation-based algorithm according to the present invention.
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19. Apparatus for grouping linked data into communities comprising firmware encoding a percolation-based algorithm according to the present invention
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20. A computer-implemented method for grouping linked nodes into communities comprising the steps of:
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specifying a weight for each link;
assigning a weight to each node;
initiating a percolation message from a specified node;
determining the connected component comprising nodes that receive messages repeatedly; and
identifying a community as a set for which the size of the set does not increase as percolation probability is increased;
- View Dependent Claims (1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31)
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21. A computer-implemented method for grouping linked nodes into communities comprising the steps of:
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specifying a weight for each link;
assigning a weight to each node;
initiating percolation messages from a specified set of nodes;
determining the connected components comprising nodes that receive messages repeatedly; and
identifying communities as sets for which the size of the set does not increase as percolation probability is increased;
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22-1. The method according to claim 20 wherein said identifying step comprises the step of displaying links and nodes in the identified communities.
Specification