Methods and Apparatus for Incremental Frequent Subgraph Mining on Dynamic Graphs

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United States of America Patent

APP PUB NO 20180032587A1
SERIAL NO

15223475

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Abstract

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Methods and apparatus are provided for incremental frequent subgraph mining on dynamic graphs are provided. An exemplary subgraph mining method comprises maintaining a set of embeddings comprising matching embeddings of a given subgraph in an input graph; maintaining a first fringe set of subgraphs comprising subgraphs substantially on a fringe of frequent subgraphs in the input graph that satisfy a predefined support threshold; maintaining a second fringe set of subgraphs comprising subgraphs substantially on a fringe of infrequent subgraphs in the input graph that do not satisfy the predefined support threshold; for an edge addition, checking a support of the subgraphs in the second fringe set based on the set of the embeddings and searching for new embeddings created by the edge addition; and for an edge deletion, removing obsolete embeddings that comprise the deleted edge from the first fringe set based on the set of embeddings.

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Patent Owner(s)

Patent OwnerAddress
INTERNATIONAL BUSINESS MACHINES CORPORATIONNEW ORCHARD ROAD ARMONK NY 10504

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abdelhamid, Ehab Abdelhamid Mohammed Jeddah, SA 1 9
Bhattacharjee, Bishwaranjan Yorktown Heights, US 74 1479
Canim, Mustafa Ossining, US 50 753
Chang, Yuan Chi Armonk, US 13 239
Hamedani, Mohammad Sadoghi Chappaqua, US 25 263

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