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| Number | Title | Issue Date |
| 8296327 | Short paths in web graphs with small query time Short paths are found with a small query time in scale-free directed graphs using a two-phase process by which data structures comprising shortest path trees are first pre-computed for a group of central vertices called “hubs” that have short paths to most other... | 10/23/2012 |
| 8200596 | Speeding up analysis of compressed web graphs using virtual nodes Classes of web graph algorithms are extended to run directly on virtual node-type compressed web graphs where a reduction in runtime of the extended algorithms is realized which is approximately proportional to the compression ratio applied to the original (i.e., un... | 06/12/2012 |
