Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Tang Xi Liu0
Yonggang Wang0
Bo Yang0
Feng Hong0
Jun Wu0
Lei Zhang0
Date of Patent
March 29, 2011
0Patent Application Number
118441530
Date Filed
August 23, 2007
0Patent Citations Received
Patent Primary Examiner
Patent abstract
Methods, systems, and apparatus, including computer program products, in which data from web documents are partitioned into a training corpus and a development corpus are provided. First word probabilities for words are determined for the training corpus, and second word probabilities for the words are determined for the development corpus. Uncertainty values based on the word probabilities for the training corpus and the development corpus are compared, and new words are identified based on the comparison.
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