Title:
SYSTEMS AND METHODS FOR EXTRACTING INFORMATION FROM PAPER MEDIA BASED ON DEPTH INFORMATION
Document Type and Number:
WIPO Patent Application WO/2022/082431
Kind Code:
A1
Abstract:
Systems and methods for information extraction from a paper receipt are provided. An exemplary system may include an image acquisition device configured to capture an image of the paper receipt, a memory storing computer-readable instructions, and at least one processor communicatively coupled to the memory and the image acquisition device. The computer-readable instructions, when executed by the at least one processor, may cause the at least one processor to perform operations. The operations may include obtaining depth information of the paper receipt and flattening the image of the paper receipt based on the depth information. The operations may also include classifying the paper receipt into one of a plurality of categories based on the depth information and extracting information from the flattened image of the paper receipt based on the category of the paper receipt.
Inventors:
ZHU RUNSHENG (CN)
YE YUSHENG (CN)
HAN ZHENG (CN)
YE YUSHENG (CN)
HAN ZHENG (CN)
Application Number:
PCT/CN2020/122199
Publication Date:
April 28, 2022
Filing Date:
October 20, 2020
Export Citation:
Assignee:
BEIJING TRIPMONKEY TECH LIMITED (CN)
International Classes:
G06K9/00
Foreign References:
| CN106295484A | 2017-01-04 | |||
| CN111680549A | 2020-09-18 | |||
| US20080088862A1 | 2008-04-17 | |||
| US20160014424A1 | 2016-01-14 |
Attorney, Agent or Firm:
JW&PARTNERS (CN)
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