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.
Patent No.:
Date of Patent:
Apr. 02, 2019
Filed:
Apr. 30, 2013
Hewlett-packard Development Company, L.p., Houston, TX (US);
Purdue Research Foundation, West Lafayette, IN (US);
Dejan Depalov, Boise, ID (US);
Peter Bauer, Boise, ID (US);
Yandong Guo, West Lafayette, IN (US);
Jay Allebach, West Lafayette, IN (US);
Charles A. Bouman, West Lafayette, IN (US);
Hewlett-Packard Development Company, L.P., Spring, TX (US);
Purdue Research Foundation, West Lafayette, IN (US);
Abstract
A method of creating a hierarchical dictionary comprises, with a processor, extracting a number of symbols from a first image, constructing a number of refinement dictionary entries based on the symbols, the refinement dictionary entries forming a refinement dictionary, grouping a number of the refinement dictionary entries into clusters to form a number of refinement dictionary entry clusters, and constructing a number of direct dictionary entries for each of the refinement dictionary entry clusters, the direct dictionary entries forming a direct dictionary.