Data processing: database and file management or data structures – Database design – Data structure types
Reexamination Certificate
2004-08-06
2009-06-23
Cottingham, John R. (Department: 2167)
Data processing: database and file management or data structures
Database design
Data structure types
C707S793000, C704S009000
Reexamination Certificate
active
07552116
ABSTRACT:
A computer program product being embodied on a computer readable medium for extracting semantic information about a plurality of documents being accessible via a computer network, the computer program product including computer-executable instructions for: generating a plurality of tokens from at least one of the documents, each token being indicative of a displayed item and a corresponding position; and, constructing at least one parse tree indicative of a semantic structure of the at least one document from the tokens dependently upon a grammar being indicative of presentation conventions.
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Arasu, Arvind and Garcia-Molina, Hector; “Extracting Structured Data from Web Pages.” SIGMOD 2003, Jun. 9-12, 2003, San Diego, CA.
Chang Kevin Chen-Chuan
He Bin
Zhang Zhen
Cottingham John R.
Duane Morris LLP
Khakhar Nirav K
The Board of Trustees of the University of Illinois
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