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Applications and algorithms for dynamic semantic graphs

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Speaker: Tina Eliassi-Rad, Lawrence Livermore National Laboratory
Location: 1147 MSB
Start time: Wed, Nov 1 2006, 4:10PM

Dynamic semantic graphs are directed graphs that evolve over time. The term "semantic" refers to the fact that such graphs have multi-modal nodes and multi-relational links. Dynamic semantic graphs are mostly used for representing a consistent view of data from disparate time-evolving sources and can grow to very large sizes. These graphs are used in various applications involving pattern matching, pattern discovery, and anomaly detection, just to name a few. In this talk, I will provide examples of real-world dynamic semantic graphs, their properties, applications, and algorithmic challenges arising from their size and embedded semantics.