Patent 8443278 was granted and assigned to Apple (company) on May, 2013 by the United States Patent and Trademark Office.
Some embodiments provide a method for analyzing an unstructured document that includes a number of glyphs. The method identifies boundaries between sets of glyphs. The method identifies that several of the boundaries form a table. The method defines a tabular structural element based on the table. The tabular structural element includes several cells arranged in a plurality of rows and columns, each of which includes an associated set of glyphs.