The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
May. 25, 2021

Filed:

Mar. 14, 2019
Applicant:

International Business Machines Corporation, Armonk, NY (US);

Inventors:

Peter Willem Jan Staar, Wädenswil, CH;

Michele Dolfi, Zurich, CH;

Christoph Auer, Zurich, CH;

Leonidas Georgopoulos, Zurich, CH;

Konstantinos Bekas, Horgen, CH;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06T 3/00 (2006.01); G06K 19/06 (2006.01); G06K 9/20 (2006.01);
U.S. Cl.
CPC ...
G06T 3/0075 (2013.01); G06K 9/2063 (2013.01); G06K 19/06037 (2013.01);
Abstract

A plurality of electronic documents comprising one or more document pages are received. First position markers, second position markers and page identifiers are inserted to the pages. The plurality of electronic documents are printed, thereby generating a printed corpus comprising a plurality of printed documents. The plurality of printed documents are scanned, thereby generating a scanned corpus comprising a plurality of scanned images. Scanning frame positions of the first and the second position markers are detected and the detected scanning frame positions and the page positions are used to define affine transformations between the plurality of scanned images and the corresponding document pages. The affine transformations are applied to the plurality of scanned images to align the plurality of scanned images with the corresponding document pages of the plurality of electronic documents.


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