7. The method of claim 1 wherein each of the imitation pages excludes text from the respective document page which is identified as not being associated text for any of the illustrations identified on the document page.
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.