Patent Document ID: 8356045
Application ID: 12634176

Base Claim:
1. A computerized method to identify a common structure from a collection of formatted text documents, said method comprising: creating a two dimensional array to record an occurrence of text segments in the formatted documents, using a processor on a computer; sequentially retrieving documents from said collection of formatted documents; parsing each said retrieved document, using said processor, into text segments according to a segmentation scheme and record scheme attributes of a format used in said formatted documents; entering each occurrence of said text segments in said retrieved documents into said two dimensional array; selecting common text segments across a majority of the documents; creating a one dimensional array and recording therein frequencies of adjacent common segment pairs across the documents; selecting high frequency pairs as starting and ending markers of landmarks; and providing, as an output, a sequence of said landmarks as comprising a common structure of said collection of formatted text documents.

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Claim 2:
2. The method of claim 1 , wherein a segmentation scheme is defined as rules to identify character sequences for segment separators in the formatted text document.