作者: Jeremy Wright , John Grothendieck , Alicia Abella
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摘要: Systems and methods for efficiently detecting coordinating step changes, trends, cycles, bursts affecting lexical items within data streams are provided. Data can be sourced from documents that optionally labeled with metadata. Changes grouped across and/or metavalue vocabularies to summarize the changes synchronous in time. The described herein applied either retrospectively a corpus of or streaming mode.