Abstract | ||
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We introduce a novel kernel that upgrades the Weisfeiler-Lehman and other graph kernels to effectively exploit high-dimensional and continuous vertex attributes. Graphs are first decomposed into subgraphs. Vertices of the subgraphs are then compared by a kernel that combines the similarity of their labels and the similarity of their structural role, using a suitable vertex invariant. By changing this invariant we obtain a family of graph kernels which includes generalizations of Weisfeiler-Lehman, NSPDK, and propagation kernels. We demonstrate empirically that these kernels obtain state-of-the-art results on relational data sets. |
Year | Venue | DocType |
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2015 | IJCAI | Conference |
Citations | PageRank | References |
12 | 0.84 | 15 |
Authors | ||
3 |
Name | Order | Citations | PageRank |
---|---|---|---|
Francesco Orsini | 1 | 16 | 5.82 |
Paolo Frasconi | 2 | 2984 | 368.70 |
Luc De Raedt | 3 | 5481 | 505.49 |