Patent Document ID: 9008425
Application ID: 13752722

Base Claim:
1. A method of detection of numbered captions in a document comprising: receiving a document comprising a sequence of document pages; identifying illustrations on pages of the document; for each identified illustration, identifying associated text; generating an imitation page for each of the identified illustrations, each of the imitation pages comprising only a single illustration and its associated text; for a sequence of the imitation pages, with a processor, identifying a sequence of terms, each term comprising a text fragment of the associate text of a respective one of the imitation pages, the terms of the sequence complying with at least one predefined numbering scheme which defines a form and an incremental state of the terms in a sequence; and construing the terms of the identified sequence of terms as each being at least a part of a numbered caption for a respective illustration in the document.

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Claim 2:
2. The method of claim 1 , wherein the identifying illustrations on pages of the document comprises: for a document page: identifying a set of graphical objects and a set of textual elements on the document page; segmenting the document page into a plurality of image zones based on locations of the identified graphical objects without considering locations of the textual elements on the document page, the segmenting including segmenting the document page along horizontal and vertical cut lines, using white space between graphical elements to identify the suitable locations of the cuts; and identifying illustrations based on the graphical objects in respective zones.