Methods and apparatus for computing graph similarity via signature similarity

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United States of America Patent

PATENT NO 8880449
SERIAL NO

12236682

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Abstract

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This disclosure describes systems and methods for identifying and correcting anomalies in web graphs. A web graph is transformed into a set of weighted features. The set of weighted features are then transformed into a signature via a SimHash algorithm. The signature is compared to the signature of one or more other web graphs in order to determine similarity between web graphs. Actions are then carried out to remove anomalous web graphs and modify parameters governing web mapping in order to decrease the likelihood of future anomalous web graphs being built.

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Patent Owner(s)

  • EXCALIBUR IP, LLC

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Dasdan, Ali San Jose, US 68 1224
Papadimitriou, Panagiotis Stanford, US 10 118

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